Release Notes - SQLines SQL Converter

Changes in SQLines SQL Converter tool.

• Version 3.3.301
• Version 3.3.300
• Version 3.3.177
• Version 3.3.173
• Version 3.3.171
• Previous Releases

In progress. Please contact us at support@sqlines.com for updates, improvements and new features.

• Converting yyyy, m, d, ww, y, w, n, s format units when converting DATENAME function to TO_CHAR function (SQL Server to PostgreSQL)
• Converting yyyy, m, d, ww, y, w, n, s format units when converting DATEPART function to DATE_PART function (SQL Server to PostgreSQL)
• Converting standalone DEALLOCATE cursor statement to CLOSE cursor (from SQL Server, Sybase ASE)
• Converting FETCH NEXT FROM cur (without the INTO clause) to MOVE NEXT FROM cur (SQL Server to PostgreSQL)
• Converting SQL batch scripts to anonymous blocks DO $$ … $$; (SQL Server to PostgreSQL)

Released on August 01, 2025.

• Converting == (Equal-to operator) to = operator (Informix to SQL Server)
• Converting DATENAME(MONTH, exp) to TO_CHAR(exp, 'FMMonth') to avoid the padding (SQL Server to PostgreSQL, Oracle)
• Converting WITH CUBE clause to GROUP BY CUBE clause (from SQL Server)
• Converting GRANT CREATE TRIGGER TO user to GRANT TRIGGER ON *.* TO user (Oracle to MySQL, MariaDB)
• Converting CREATE OR ALTER to CREATE OR REPLACE for views, functions and stored procedures (SQL Server to Oracle, PostgreSQL, MariaDB)
• Converting SYS_CONTEXT('USERENV', 'OS_USER') to USER() with a warning that the database user is used (Oracle to MariaDB, MySQL)
• Converting SYYYY to %Y and MON to %b format specifiers when converting TO_DATE function to STR_TO_DATE function (Oracle to MariaDB, MySQL)
• Converting ALTER TABLE tab MODIFY (col NOT NULL ENABLE) to ALTER TABLE tab MODIFY col data_type NOT NULL with including the column data type (Oracle to MariaDB, MySQL)
• Converting date1 - date2 DATE subtraction expression to TIMESTAMPDIFF(SECOND, date1, date2)/-86400 expression (Oracle to MariaDB, MySQL)
• Converting multi-event DELETE and UPDATE triggers to two separate triggers separating IF UPDATING THEN and IF DELETING THEN branches (Oracle to MariaDB, MySQL)
• Converting GOTO statement to LEAVE statement with a labeled BEGIN-END block (Oracle to MariaDB, MySQL)
• Converting CONNECT_BY_ROOT operator in CONNECT BY PRIOR hierarchical queries (from Oracle)
• Converting EMPTY_BLOB function to x'' constant (empty binary string) (Oracle to MariaDB, MySQL)
• Converting EMPTY_CLOB function to '' constant (empty string) (Oracle to MariaDB, MySQL)
• Converting DBMS_SQL.OPEN_CURSOR, DBMS_SQL.PARSE, DBMS_SQL.BIND_VARIABLE, DBMS_SQL.EXECUTE and DBMS_SQL.CLOSE_CURSOR to PREPARE, EXECUTE USING and DEALLOCATE PREPARE statements (Oracle to MariaDB)
• Converting STRING_SPLIT function with the ordinal column (SQL Server to PostgreSQL)
• Converting HASHBYTES function to SHA512, SHA256, and MD5 functions (SQL Server to PostgreSQL)
• Converting % operator (the remainder after division) to MOD function (SQL Server to PostgreSQL)
• Handling reserved keywords (to MySQL, MariaDB)
• Converting exp IS JSON boolean condition to JSON_VALID(exp) function (Oracle to MariaDB, MySQL)
• Converting DATENAME(ISO_WEEK, exp) function to TO_CHAR(exp, 'IW') function (SQL Server to PostgreSQL)
• Converting PARTITION BY RANGE partition definitions (Oracle, IBM DB2 to PostgreSQL)
• Converting GRANT CONTROL ON TABLE to GRANT ALL PRIVILEGES ON TABLE statement (IBM DB2 to PostgreSQL)
• Converting IF EXISTS (SELECT 1 FROM master.dbo.sysdatabases WHERE name = 'db_name') DROP DATABASE db_name to DROP DATABASE IF EXISTS db_name (Sybase ASE to MySQL, PostgreSQL)
• Remove undocumented NOPARTITION clause from CREATE SEQUENCE statements (from Oracle 12c)

Released on May 19, 2025.

• Converting ALTER TABLE MODIFY column statement by removing parentheses (Oracle to MariaDB, MySQL)
• Added the -mariadb_varchar_to_text_size option to map VARCHAR2 columns to TEXT data type to prevent “Row size too large” errors (Oracle to MariaDB)
• Added the -outr option to specify the output directory for detailed reports and code snippets
• Converting BEGIN TRY and BEGIN CATCH block to DECLARE EXIT HANDLER FOR SQLEXCEPTION (SQL Server to MariaDB, MySQL)
• Converting YY format specifier to %y when converting TO_DATE function to STR_TO_DATE function (Oracle to MariaDB, MySQL)
• Converting DATETRUNC function to DATE_TRUNC (SQL Server to PostgreSQL)
• Converting SYSDATE function to NOW() instead of SYSDATE() to use the function in a column default, and return the value at the statement execution time (Oracle to MySQL)
• Converting FETCH NEXT FROM to FETCH statement (Sybase ASE to MariaDB)
• Converting sp_executesql to PREPARE, EXECUTE and DEALLOCATE statements (SQL Server, Sybase ASE to MySQL, MariaDB)
• Parsing and adding to the assessment reprot: SQL%BULK_EXCEPTIONS.COUNT, SQL%BULK_EXCEPTIONS(i).ERROR_CODE and SQL%BULK_EXCEPTIONS(i).ERROR_INDEX
• Keeping double quotes for strings by default (Sybase ASE to MariaDB, MySQL)
• Converting CONVERT(TINYINT, exp) to CAST(exp AS UNSIGNED) (Sybase ASE, SQL Server to MariaDB, MySQL)
• Reporting a warning for DEFAULT ON NULL clauses in CREATE TABLE (Oracle to MariaDB, MySQL)
• Converting TO_CHAR(num, 'FM09') expressions to LPAD(FORMAT(num, 0), 2, '0') expression (Oracle to MariaDB, MySQL)
• Converting list-partitioned tables (Oracle to MariaDB, MySQL)
• Converting SYS_CONTEXT('USERENV', 'SESSION_USER') function to USER() function (Oracle to MariaDB, MySQL)
• Converting ERROR_MESSAGE() function to SQLERRM variable (SQL Server to Oracle, PostgreSQL)
• Converting ERROR_NUMBER() function to SQLSTATE variable (SQL Server to PostgreSQL)
• Converting UPDATE t SET t1.c1 to UPDATE t SET c1 as columns cannot be qualified in the SET clause (SQL Server to PostgreSQL)

Released on March 01, 2025.

• Converting TIMESTAMP(n>6) to DATETIME(6) with a warning in the report (Oracle to MySQL, MariaDB)
• Converting CREATE GLOBAL TEMPORARY TABLE with ON COMMIT DELETE ROWS to CREATE TEMPORARY TABLE with warnings to create a temporary table and add the delete statements in application (Oracle to MySQL, MariaDB)
• Removing REFERENCING NEW AS … OLD AS clause in CREATE TRIGGER (Oracle to MariaDB)
• Converting CREATE USER statement (Oracle to MySQL, MariaDB)
• Converting GRANT statement (Oracle to MySQL, MariaDB)
• Converting edge cases for the SUBSTR function, such as zero and negative start positions (Oracle to SQL Server)
• Converting CREATE OR REPLACE PUBLIC SYNONYM to conditional DROP SYNONYM and CREATE SYNONYM (Oracle to SQL Server)
• Converting TRUNC(exp, 'IW') to DATETRUNC(ISO_WEEK, exp) (Oracle to SQL Server)
• Converting UPDATE t SET … FROM t WHERE … with the updated table duplicated in the FROM clause to regular UPDATE t SET … WHERE … (Sybase ASE, SQL Server to PostgreSQL)
• Removing SET NOCOUNT ON from CREATE PROCEDURE statements (from Sybase ASE)
• Adding CREATE SCHEMA statements before each CREATE USER statement (Oracle to MariaDB, MySQL)
• Commenting out CREATE UNIQUE INDEX statements if they are followed by adding PRIMARY and UNIQUE constraints on the same columns to prevent duplicate index creation (Oracle to MariaDB, MySQL)
• Converting foreign key data types to match the data types of primary keys to solve “ERROR 1005 (HY000): (errno: 150 Foreign key constraint is incorrectly formed” errors) (Oracle to MariaDB, MySQL)
• When -a assessment option is set, generating additional output files grouped by the object types (users.sql, grants.sql, tables.sql, sequences.sql, indexes.sql, constraints.sql and so on) to enable a flexible migration process (importing objects).
• When converting the STR function use LPAD to left-pad the result to the specified number of characters (SQL Server to PostgreSQL, Oracle)
• Converting @@FETCH_STATUS = -1 to NOT FOUND condition (SQL Server to PostgreSQL)
• Converting RANGE to RANGE COLUMNS to allow partitioning on DATETIME and string columns for range-partitioned tables (Oracle to MariaDB, MySQL)
• Converting SYSTIMESTAMP function to NOW(6) function (Oracle to MariaDB)
• For SYS_GUID function mark that no conversion needed for MariaDB 10.6.1 or later (Oracle to MariaDB)
• Converting DATEADD(QQ, num, datetime) (quarter unit) to an interval expression (SQL Server to PostgreSQL)
• Converting TO_CHAR(datetime, 'HH24') and TO_CHAR(datetime, 'HH24:MI') expressions (Oracle to SQL Server)
• When converting NUMERIC use the default scale 6 only when both precision and scale are not specified (from Sybase SQL Anywhere)
• Converting @var and @param identifiers to v_var and p_param in procedural code (from Sybase SQL Anywhere)
• Converting MESSAGE statement to RAISE NOTICE statement (Sybase SQL Anywhere to PostgreSQL)
• Converting BIT DEFAULT 1 to BOOLEAN DEFAULT 1::BOOLEAN to resolve “ERROR: column ”col” is of type boolean but default expression is of type integer” for CREATE FUNCTION parameters (SQL Server, Sybase ASE, Sybase ASA to PostgreSQL)
• Specifying the data types for computed columns (Oracle to MariaDB, MySQL)

Released on January 13, 2025.

• Converting multi-statements table-valued functions (SQL Server to PostgreSQL)
• Converting SERVERPROPERTY('ServerName') function to INET_SERVER_ADDR() function (SQL Server to PostgreSQL)
• Converting SYSDATETIMEOFFSET function to NOW() function (SQL Server to PostgreSQL)
• Converting EXEC sp_name to CALL sp_name() when calling a procedure without parameters (SQL Server to PostgreSQL)
• Converting COMMIT TRANSACTION and ROLLBACK TRANSACTION statements to COMMIT and ROLLBACK in stored procedures (SQL Server to PostgreSQL)
• Converting "" empty string literal to '' empty string literal (from Informix)
• Adding GO after every CREATE FUNCTION statement as it must be the only statement in the batch (Informix to SQL Server)
• Extending the reserved words (to PostgreSQL)
• Converting conditional predicate DELETING to TG_OP = 'DELETE' in trigger (Oracle to PostgreSQL)
• Converting datetime arithmetic expressions with + and - operators i.e. SYSDATE + 1/24 to interval expressions (Oracle to PostgreSQL)
• Converting stored procedure calls (Oracle to PostgreSQL)
• Assessment statistics (lines, automated and manual %, complexity score etc.) per database object
• Converting MONEY data type to DECIMAL(19,4), it was DECIMAL(15,4) before (SQL Server to MariaDB, MySQL)
• Converting NUMERIC(n,0) IDENTITY columns to BIGINT AUTO_INCREMENT if n exceeds INT size (SQL Server to MariaDB, MySQL)
• Removing TOP 100 PERCENT in SELECT statements (from SQL Server, Sybase ASE, Sybase ASA)
• Commeting PRIMARY KEY constraint name as it is ignored (to MariaDB, MySQL)
• Converting WITH ROLLUP clause to GROUP BY ROLLUP clause (from SQL Server)
• Adding an alias for SELECT * when * is used with other columns and expressions (SQL Server to Oracle)
• Converting CONVERT(number_type, exp) function to CAST(exp AS number_type) function (SQL Server to Oracle)

Released on December 08, 2024.

• Converting XACT_STATE function to PG_CURRENT_XACT_ID_IF_ASSIGNED function (SQL Server to PostgreSQL)
• Converting CHAR(code) function to CHAR(code USING ASCII) (SQL Server to MySQL, MariaDB)
• Converting CHAR(code) function to CHR(code) (SQL Server to PostgreSQL)
• Converting plus (+) operator to string concatenation operator (||) or CONCAT function by default if at least one of the operands is a string (from SQL Server, Sybase ASE, Sybase ASA)
• Converting DATEDIFF and DATEDIFF_BIG functions to EXTRACT and INTERVAL expressions (SQL Server to PostgreSQL)
• Converting RAISE_APPLICATION_ERROR procedure to SIGNAL statement (Oracle to MariaDB, MySQL)
• Converting sp_name(param,... procedure calls to CALL sp_name(param,...) (Oracle to MySQL, MariaDB)
• Converting :NEW.col and OLD.col column references to NEW.col and OLD.col columns (Oracle to MariaDB)
• Introducing “Conversion Complexity Score” in assessment reports
• Converting NCHAR(codepoint) function to CHR(codepoint) (SQL Server to PostgreSQL)
• Converting ROUND function to ROUND or TRUNC function (SQL Server to PostgreSQL)
• Converting CROSS APPLY to CROSS JOIN LATERAL in SELECT statement (SQL Server to PostgreSQL)
• Converting OUTER APPLY to LEFT OUTER JOIN LATERAL in SELECT statement (SQL Server to PostgreSQL)
• Converting ORDER BY clause in STRING_AGG function (SQL Server to PostgreSQL)
• Converting GROUPING_ID function to GROUPING function (SQL Server to PostgreSQL)
• Converting COUNT_BIG function to COUNT function (SQL Server to PostgreSQL)
• Added the -aonly command line option to generate the assessment report only without producing any SQL output files and code snippets
• Converting || string concatenation operator to CONCAT function to handle NULL values (Oracle to PostgreSQL)
• Improving the (+) outer joins conversion to ANSI outer joins including using (+) in expressions and functions (from Oracle)
• Enclosing identifiers with double quotes if they contain the number sign # character (to PostgreSQL)
• Converting CONVERT(NVARCHAR(n | MAX), exp) to CAST(exp AS VARCHAR(n) | TEXT) (SQL Server to PostgreSQL)
• Converting STDEV function to STDDEV function (SQL Server to PostgreSQL)
• Added -rpt=none option to skip the HTML report file generation and -jrpt=none option to skip the JSON report file generation
• Converting OFFSET k FETCH FIRST n by adding ORDER BY (SELECT NULL) and OFFSET 0 if required ordering and offset are not specified (IBM DB2 to SQL Server)
• Converting hexadecimal constants (literals) from X'FF' syntax to 0xFF syntax (IBM DB2 to SQL Server)
• Fixing ROWNUM to LIMIT conversion (Oracle to PostgreSQL)
• Converting CHARINDEX function with the start position parameter to CONCAT, REPEAT and SUBSTRING expression (SQL Server to PostgreSQL)
• Converting CONVERT(VARCHAR, datetime, 126) function to TO_CHAR(datetime, 'YYYY-MM-DD"T"HH24:MI:SS.FF3') function (SQL Server to Oracle, PostgreSQL)
• Converting SELECT INTO TEMP statement (Informix to SQL Server)
• Converting "" double quoted string literals to '' single quoted string literals (from Informix)
• Converting FOR range loop statement to WHILE loop statement (Informix to SQL Server)
• Converting EXIT FOR statement to BREAK statement (Informix to SQL Server)

Released on November 04, 2024.

• Converting TO_CHAR(datetime, 'D') to DAYOFWEEK(datetime) (Oracle to MySQL, MariaDB)
• Converting TO_DATE(string, 'YYYYMMDD') to CONVERT(DATETIME, string, 112) (Oracle to SQL Server)
• Converting TO_CHAR(datetime, 'MM') to CONVERT(VARCHAR(2), datetime, 1) (Oracle to SQL Server)
• Converting TO_CHAR(datetime, 'WW') to CONVERT(VARCHAR, DATEPART(WK, datetime)) (Oracle to SQL Server)
• Converting OFFSET k FETCH FIRST n ROWS ONLY to LIMIT k, n (Oracle, DB2 to MariaDB, MySQL)
• Converting MESSAGE statement to PRINT statement (Sybase ASA to SQL Server)
• Converting STR_REPLACE function to REPLACE (Sybase ASE to PostgreSQL)
• Converting Transact-SQL legacy outer joins *= and =* to ANSI SQL LEFT OUTER and RIGHT OUTER joins (from Sybase ASE, Sybase ASA, SQL Server)
• Converting UNIQUEIDENTIFIER data type to UUID data type (SQL Server to PostgreSQL)
• Converting CONVERT(VARCHAR, datetime, 1) to TO_CHAR(datetime, 'MM/DD/YY') (SQL Server to Oracle, PostgreSQL)
• Converting CONVERT(VARCHAR, datetime, 3) to TO_CHAR(datetime, 'DD/MM/YY') (SQL Server to Oracle, PostgreSQL)
• Converting IIF function to CASE WHEN expression (SQL Server to PostgreSQL)
• Converting PATINDEX function to REGEXP_INSTR function (SQL Server to Oracle, PostgreSQL)
• Converting REPLICATE function to REPEAT function (SQL Server, Sybase ASE to PostgreSQL)
• Converting @var += val addition or concatenation assignment to var := var + val or var := var || val (SQL Server to PostgreSQL)
• Converting CAST(exp AS INTEGER) to CAST(exp AS SIGNED INTEGER) (to MySQL)
• Converting RETURNS TABLE (table-valued functions) to functions returning JSON array (SQL Server to MySQL, MariaDB)
• Converting inserted system table reference in UPDATE statement in CREATE TRIGGER to NEW.col, ... column references (SQL Server to MySQL, MariaDB)
• Converting SELECT FOR XML PATH to XMLAGG, XMLELEMENT and XMLFOREST (SQL Server to PostgreSQL)
• Converting STRING_SPLIT(str, sep) function to UNNEST(STRING_TO_ARRAY(str, sep)) (SQL Server to PostgreSQL)
• Converting SCOPE_IDENTITY() function to INSERT with RETURNING clause (SQL Server to PostgreSQL)
• Converting ROWNUM to ROW_NUMBER() OVER (ORDER BY NULL) when ROWNUM is used outside the WHERE clause to generate row numbers (Oracle to MySQL)
• Converting @@FETCH_STATUS to CASE FOUND WHEN TRUE THEN 0 ELSE -1 END when used in an expression, not in IF @@FETCH_STATUS <> 0 condition (SQL Server to PostgreSQL)

Released on October 07, 2024.

• Applying data type mapping for derived %TYPE data types resolved using sqlines_meta.txt file (from Oracle)
• Converting DECLARE cur DYNAMIC SCROLL CURSOR to DECLARE cur CURSOR DYNAMIC SCROLL (different keywords order) (Sybase SQL Anywhere to SQL Server)
• Converting OPEN cur WITH HOLD to OPEN cur (from Sybase SQL Anywhere)
• Converting FETCH NEXT cur to FETCH NEXT FROM cur (Sybase SQL Anywhere to SQL Server)
• Converting @@SQLSTATUS to @@FETCH_STATUS (Sybase SQL Anywhere to SQL Server)
• Converting DEALLOCATE CURSOR cur to DEALLOCATE cur (Sybase Adaptive Server Enterprise, Sybase SQL Anywhere to SQL Server)
• Converting SQLSTATE = '02000' to @@FETCH_STATUS <> 0 (IBM DB2, Teradata, Sybase SQL Anywhere to SQL Server)
• Converting TO_CHAR(expr) without format to CAST(expr AS CHAR) (Oracle to MySQL, MariaDB)
• Converting string concatenation 'a' + 'b' + … expression to CONCAT('a', 'b', …) function (Sybase SQL Anywhere to MySQL, MariaDB)
• Parsing and removing OPAQUE TYPE storage clause in CREATE TABLE (from Oracle)
• Converting 'DD.MM.YY' and 'DD.MM.YYYY' formats in TO_CHAR and TO_DATE functions (Oracle to SQL Server)
• Converting double quotes "" to `` for parameters and local variables (Sybase SQL Anywhere to MySQL, MariaDB)
• Added Expressions section to the assessment report
• Converting TO_DATE('string', 'DDMMYYYY' ) by modifying string to DD/MM/YYYY format and using CONVERT(DATETIME, modified_string, 103) (Oracle to SQL Server)
• Converting TO_DATE(expr, 'DDMMYYYY' ) to CONVERT(DATETIME, STUFF(STUFF(expr, 3, 0, '/'), 6, 0, '/'), 103) (Oracle to SQL Server)
• Added Oracle NUMBER data type used without the precision and scale (i.e. floating point number) conversion options -ora_number and -ora_number_int.
• Converting DEFAULT AUTOINCREMENT to IDENTITY (Sybase ASA to SQL Server)
• Converting LIST function to STRING_AGG by default, and using STUFF with FOR XML PATH for older versions (Sybase ASA to SQL Server)
• Converting SELECT TOP @num to SELECT TOP (@num) (Sybase ASA to SQL Server)
• Converting CALL sp_name(param1, …) to EXEC sp_name param1,… (to SQL Server)
• Converting TO_CHAR(datetime, 'YYYYMM') to CONVERT(VARCHAR(6), datetime, 112) (Oracle to SQL Server)
• Converting SELECT ... FOR JSON PATH to SELECT JSON_ARRAYAGG(JSON_OBJECT(...)) (SQL Server to MySQL, MariaDB)
• Converting JSON_QUERY(json, path) function to JSON_EXTRACT(json, path) function (SQL Server to MySQL, MariaDB)
• Converting DECLARE err_notfound EXCEPTION FOR SQLSTATE '02000' and IF SQLSTATE = err_notfound to IF @@FETCH_STATUS <> 0 (Sybase ASA to SQL Server)
• Converting @@SQLSTATUS = 2 to @@FETCH_STATUS <> 0 (Sybase ASE, Sybase ASA to SQL Server)
• Converting OPENJSON table-valued function to JSON_TABLE (SQL Server to MySQL, MariaDB)
• Converting CROSS APPLY to CROSS JOIN LATERAL in SELECT statement (SQL Server to MySQL, MariaDB)
• Converting OUTER APPLY to LEFT OUTER JOIN LATERAL in SELECT statement (SQL Server to MySQL, MariaDB)

Released on August 12, 2024.

• Escaping double quotes in JSON assessment report
• Removing CREATE PACKAGE specification header except TYPE declarations (Oracle PL/SQL to Java)
• Converting TYPE name IS RECORD to class with members, getter and setter methods (Oracle PL/SQL to Java)
• Added Conversion Issues section to the assessment report
• Added subqueries used in SELECT and INSERT statements to the assessment report
• Converting TEXT to VARCHAR2(4000) by default (PostgreSQL to Oracle)
• Converting ALTER TABLE ADD COLUMN (PostgreSQL to Oracle)
• Parsing ROWNUM conditions with expressions, not just integer constants (from Oracle)
• Converting JSON to CLOB for version Oracle 19 and earlier by default (to Oracle)
• Extended assessment with Line metrics - need conversion, automated conversion and manual conversion at script as well as at each statement level
• Converting ALTER TABLE ALTER COLUMN SET NOT NULL statement (PostgreSQL to Oracle)
• Converting NUMBER without parameters to DECIMAL without parameters, not to inexact DOUBLE PRECISION (Oracle to PostgreSQL)
• Added details section for CREATE VIEW statements in the assessment report
• Converting NOCACHE to CACHE 1 in CREATE SEQUENCE statements (Oracle to PostgreSQL)
• Added aliases when converting SELECT subqueries (Oracle to MySQL, MariaDB)
• Converting DELETE table to DELETE FROM table (Oracle to MySQL, MariaDB)
• Converting ALTER TABLE ALTER COLUMN DROP NOT NULL statement (PostgreSQL to Oracle)
• Converting LISTAGG function to GROUP_CONCAT (Oracle to MySQL, MariaDB)
• Creating directories specified for -log option if they do not exist
• If the assessment template file sqlines_report.tpl is not found in the current directory, trying to load from the sqlines executable directory
• Converting USE name to USE CATALOG name (to Databricks)
• Converting CONVERT(DATE, string) to CAST(string AS DATE) (SQL Server to Databricks)
• Converting DATEFROMPARTS function to MAKE_DATE (SQL Server to Databricks)
• Converting EOMONTH function to LAST_DAY (SQL Server to Databricks)
• Parsing UNPIVOT clause in SELECT statement (from SQL Server)
• Improving dynamic SQL conversion for EXEC statements (from SQL Server)
• Converting CONVERT(VARCHAR, expr, 111) style (from SQL Server)
• Converting pattern IF EXISTS (SELECT * FROM sysindexes …) DROP INDEX … to DROP INDEX IF EXISTS (from SQL Server, Sybase to PostgreSQL, MySQL)
• Converting dynamic result sets from a stored procedure EXECUTE('SELECT ...') to OPEN cur FOR EXECUTE ('SELECT...') (SQL Server, Sybase to PostgreSQL)
• Converting TO_CHAR(number, format) to FORMAT function (Oracle to MySQL)
• Parsing and commenting SET [TEMPORARY] OPTION statement (from Sybase SQL Anywhere)
• Converting DEFAULT TIMESTAMP to DEFAULT CURRENT_TIMESTAMP(6) ON UPDATE CURRENT_TIMESTAMP(6) (Sybase SQL Anywhere to MariaDB, MySQL)
• Converting DEFAULT LAST USER to DEFAULT CURRENT_USER (Sybase SQL Anywhere to MariaDB, MySQL)
• Converting LONG BINARY data type to LONGBLOB (Sybase SQL Anywhere to MariaDB, MySQL)
• Converting CHAR(n > 255) data type to TEXT (to MariaDB, MySQL)
• Converting IF condition THEN exp ELSE exp2 ENDIF (IF expression) to IF(condition, exp, exp2) function (Sybase SQL Anywhere to MariaDB, MySQL)
• Converting TODAY() function to CURRENT_DATE (Sybase SQL Anywhere to MariaDB, MySQL, PostgreSQL)

Released on June 23, 2024.

• Converting UPDATE alias SET … FROM tab alias, tab2, … WHERE … (update from another table) to UPDATE tab alias SET … FROM tab2, … WHERE … (SQL Server to PostgreSQL)
• Converting assignment statements var := expr to SET var = expr (Oracle to MariaDB)
• Converting statement delimiter @ to ; (from IBM DB2)
• Commenting CALL SYSPROC.SET_ROUTINE_OPTS('REOPT ALWAYS') system call (from IBM DB2)
• Converting SET (v1, v2, …) = (SELECT c1, c2, …) to SELECT c1, c2, … INTO v1, v2, … (IBM DB2 to PostgreSQL)
• Converting LOCATE(substring, string) function to POSITION(substring IN string) (IBM DB2 to PostgreSQL)
• Converting CALL sp_name to PERFORM sp_name only if the stored procedure is converted to function (IBM DB2 to PostgreSQL)
• Converting "ISNULL"() function (name in double quotes) to ISNULL() (Sybase ASA to SQL Server)
• Removing double quotes from built-in functions (CHAR, COUNT, LEFT, MIN, TRUNCATE and others) (Sybase ASA to SQL Server)
• Converting COMMENT ON VIEW to EXECUTE sp_addextendedproperty (to SQL Server)
• Converting COMMENT ON PROCEDURE to EXECUTE sp_addextendedproperty (to SQL Server)
• Fixing derived %TYPE data type mapping for CHAR, VARCHAR, VARCHAR2, TEXT and STRING to String (Oracle PL/SQL to Java)
• Parsing DROP PUBLIC SYNONYM statement (from Oracle)
• Commenting DROP PUBLIC SYNONYM, CREATE PUBLIC SYNONYM and GRANT EXECUTE statements (Oracle PL/SQL to Java)
• Commenting COMMENT TO PRESERVE FORMAT ON PROCEDURE/TRIGGER statements (from Sybase ASA)
• Converting procedure calls using Java naming convention for schema names (Oracle PL/SQL to Java)
• Converting FETCH INTO statement (Oracle PL/SQL to Java)
• Converting EXIT WHEN cur%NOTFOUND to if(!cur_found) break (Oracle PL/SQL to Java)
• Handling WHEN NO_DATA_FOUND THEN NULL exception (Oracle PL/SQL to Java)
• Creating JSON report file sqlines_report.json (defined by -jrpt option) for assessment to help build custom reports

Released on March 29, 2024.

• Converting "GETDATE"(*) function to GETDATE() (Sybase ASA to SQL Server)
• Converting "DATE"(GETDATE(*)) expression to CONVERT(DATE, GETDATE()) (Sybase ASA to SQL Server)
• Converting "REPEAT"(string, num) function to REPLICATE(string, num) (Sybase ASA to SQL Server)
• Converting DECIMAL(65,s) to DECIMAL(38,s) due to data type range limitations (MySQL to SQL Server)
• Improvement for converting (+) outer joins with mixed outer, non-outer and constant conditions in WHERE clause including T.COL(+)=T.COL2(+) conditions referencing the same table (from Oracle)
• Converting EOMONTH function to LAST_DAY (SQL Server to Oracle, Redshift)
• Removing constraint name for DEFAULT values (SQL Server to MySQL, MariaDB)
• Converting PRINT text statement outside procedural block to SELECT text AS '' (if there are expressions) or \! echo 'text' (SQL Server to MySQL, MariaDB)
• Parsing nested multi-line comments /* comment /* nested comment */ text */ (SQL Server, PostgreSQL etc.)
• Fixing the parser for UPDATE statement with SET col = (expr) expression in parentheses (from SQL Server, Sybase)
• Parsing UPDATE STATISTICS table_name statement (from SQL Server)
• Escaping '\' with '\\' in string literals (SQL Server to MySQL)
• Removing (+) outer join condition if only one table is defined in the FROM clause (from Oracle)
• Converting (+) outer join condition with a bind variable i.e. T1.C1(+) = :1 (from Oracle)
• Fixing declaration conversion if DECLARE SQLCODE INTEGER DEFAULT 0 is specified first (IBM DB2 to PostgreSQL)
• Removing DECLARE keyword from cursor declaration (IBM DB2 to PostgreSQL)
• Converting OFFSET n ROWS FETCH NEXT k ROWS ONLY to OFFSET n LIMIT k (SQL Server to PostgreSQL)
• Converting SELECT col + ',' FROM tab FOR XML PATH() to SELECT STRING_AGG(col + ',', ) FROM tab (SQL Server to PostgreSQL)
• Moving DECLARE CURSOR statements inside procedure to the declaration block (SQL Server to PostgreSQL)
• Parsing DELETE alias FROM table AS alias INNER JOIN … syntax (from SQL Server)
• Supporting table re-oredring in FROM clause when converting legacy (+) outer join syntax (from Oracle)
• Parsing boolean expressions in THEN clause of CASE expression (from MySQL, PostgreSQL)
• Parsing string sequence 'a' 'b' 'c' meaning single string literal 'abc' (from MySQL)
• Parsing REGEXP operator (from MySQL)
• Parsing CONVERT(exp USING encoding) function (from MySQL)
• Parsing legacy operator && for AND condition (from MySQL)
• Converting TO_CHAR(SYSDATE, 'D') to CONVERT(VARCHAR, DATEPART(DW, GETDATE())) (Oracle to SQL Server)
• Converting ending / in anonymous PL/SQL block to GO statement (Oracle to SQL Server)
• Disclosing %ROWTYPE variables in anonymous PL/SQL block (Oracle to SQL Server, MySQL, MariaDB)
• Parsing OBJECT_ID function with the second object type parameter (from SQL Server)
• Converting pattern IF EXISTS (SELECT * FROM sys.procedures WHERE type='P' AND name LIKE 'sproc') DROP PROCEDURE sproc to DROP PROCEDURE IF EXISTS sproc (SQL Server to PostgreSQL, MySQL, MariaDB)

Released on December 29, 2023.

• Converting table functions (RETURNS TABLE) to pipelined functions (SQL Server to Oracle)
• Removing IN in parameters in CREATE FUNCTION statement (Oracle to Snowflake)
• Converting RETURN to RETURNS, and IS to LANGUAGE SQL AS $$ in CREATE FUNCTION statement (Oracle to Snowflake)
• Converting cursor declarations CURSOR cur(params) IS SELECT … to cur CURSOR FOR SELECT … with parameter placeholders ? (Oracle to Snowflake)
• Converting OPEN cur(param1, …) to OPEN cur USING (param1, …) statement (Oracle to Snowflake)
• Converting IF condition THEN … ELSIF … END IF to IF (condition) THEN … ELSEIF … END IF (Oracle to Snowflake)
• Removing DETERMINISTIC option in CREATE PROCEDURE (from IBM DB2)
• Extending ALTER DATABASE parser and converting COLLATE option (SQL Server to MySQL, MariaDB)
• Commenting EXEC sp_fulltext_database (from SQL Server)
• Converting CREATE USER statement (SQL Server to MySQL, MariaDB)
• Parsing and commenting EXEC sp_addrolemember statement (from SQL Server)
• Parsing and commenting CREATE ASSEMBLY statement (from SQL Server)
• Converting COLLATE Latin1_General_CI_AS in CREATE TABLE statement (SQL Server to MySQL, MariaDB)
• Parsing and commenting INCLUDE columns clause in CREATE INDEX statement (SQL Server to MySQL, MariaDB)
• Converting CREATE STATISTICS statement to ANALYZE TABLE statement (SQL Server to MySQL, MariaDB)
• Parsing bitwise operators | (OR) and ^ (XOR) (from SQL Server, MySQL)
• Parsing and commenting CREATE AGGREGATE statement (from SQL Server)
• Parsing and adding conversion warning for WITH XMLNAMESPACES clause in SELECT (from SQL Server)
• Parsing and adding conversion warning for SET TRANSACTION ISOLATION LEVEL SNAPSHOT (from SQL Server)
• Parsing and commenting EXECUTE sp_addextendedproperty 'URL' (from SQL Server)
• Converting PERSISTED keyword to STORED for computed columns (SQL Server to MySQL, MariaDB)
• Removing PERSISTED keyword for computed columns (SQL Server to Oracle)
• Moving inner DECLARE statements to the beginning of BEGIN-END block (SQL Server to MySQL, MariaDB)
• Converting ALTER TABLE tab ADD CONSTRAINT cns DEFAULT exp FOR col (adding default for a column) to ALTER TABLE tab MODIFY (col DEFAULT exp) (SQL Server to Oracle)
• Fixing moving expressions when converting DATEADD to INTERVAL expression (SQL Server to Oracle)
• Removing WITH CHECK clause in ALTER TABLE ADD CONSTRAINT statement (from SQL Server)
• Converting ALTER TABLE tab CHECK CONSTRAINT cns to ALTER TABLE tab ENABLE CONSTRAINT cns (SQL Server to Oracle)
• Parsing a list of options in SET statement i.e. SET ANSI_PADDING, ANSI_WARNINGS, …, ANSI_NULLS ON (from SQL Server)
• Removing IF @@ERROR <> 0 SET NOEXEC ON error handling pattern (from SQL Server)
• Converting PRINT text statement to PROMPT text in SQL scripts (not procedural block) (SQL Server to Oracle)
• Fixing adding SYS_REFCURSOR for stored procedures returning result sets when existing parameters are not enclosed with () (SQL Server to Oracle)
• Fixing parser for RETURN SELECT from a table-valued function (from SQL Server)
• Converting function “NOW”() with name enclosed with double quotes (Sybase SQL Anywhere to SQL Server)
• Using OUT for REFCURSOR when converting procedures returning result sets (IBM DB2 to PostgreSQL)
• Fixing parser for single row subselect without FROM like (SELECT 1) (from SQL Server)
• Parsing DBINFO function with 2 parameters (from Informix)
• Converting function CONVERT(MONEY, exp) (from SQL Server)
• Parsing // single line comment (Snowflake)
• Converting NVARCHAR(MAX) to NVARCHAR2 in parameters in functions and procedures (SQL Server to Oracle)
• Adding statement delimiter / for CREATE FUNCTION (SQL Server to Oracle)
• Moving CREATE GLOBAL TEMPORARY TABLE definitions outside CREATE PROCEDURE when converting DECLARE @name TABLE local tables (SQL Server to Oracle)
• Converting FROM table_func(params) to FROM TABLE(table_func(params)) for calling table valued functions (SQL Server to Oracle)
• Converting DECLARE @var type = (SELECT …) to a standalone declaration and SELECT INTO statement (SQL Server to Oracle)
• Converting UNIQUEIDENTIFIER to CHAR in function and procedure parameters (SQL Server to Oracle)
• Handling reserved words in identifiers (to Oracle)
• Parsing COUNT(UNIQUE col1, …) function (from Informix)
• Converting SELECT … FROM … LIMIT n to SELECT TOP n … clause (MySQL to SQL Server)

Released on December 04, 2023.

• Converting TO_CHAR(exp, 'YYYY/MM/DD HH24:MI:SS') to REPLACE(CONVERT(VARCHAR(19), exp, 20), '-', '/') (Oracle to SQL Server)
• Converting IIF function to CASE expression (SQL Server to Synapse)
• Converting DATEDIFF(YEAR, dt1, dt2) to EXTRACT(YEAR FROM AGE(dt2, dt1)) (SQL Server to PostgreSQL)
• Commenting ALTER TABLE table CHECK CONSTRAINT constraint (SQL Server to MariaDB)
• Commenting CONNECT TO statement (from IBM DB2)
• Converting CREATE SEQUENCE statement (IBM DB2 to Snowflake)
• Converting string1 CONCAT string2 operator to || operator (IBM DB2 to PostgreSQL, Redshift)
• Converting VALUES c1, c2, … INTO v1, v2, … to individual v1 := c1; v2 := c2; … assignment statements (from IBM DB2)
• Commenting FULLTEXT INDEX in CREATE TABLE (from MySQL, MariaDB)
• Converting ENUM data type to VARCHAR with CHECK constraint (from MySQL, MariaDB)
• Converting SET data type to VARCHAR (from MySQL, MariaDB)
• Commenting ON UPDATE CASCADE clause in FOREIGN KEY constraint (MySQL, MariaDB to Oracle)
• Adding CHAR length semantics specifier explicitly when converting CHAR(n) and VARCHAR(n) data types (MySQL, MariaDB to Oracle)
• Converting VARCHAR(n) BINARY to RAW(n) (MySQL to Oracle)
• Converting stored procedures with CURSOR WITH RETURN (result sets) (IBM DB2 to PostgreSQL)
• Removing ON ROLLBACK DELETE ROWS in temporary tables (IBM DB2 to PostgreSQL)
• Converting VARCHAR(exp, length) function to CAST(exp AS VARCHAR(length)) (from IBM DB2)
• Converting TIMESTAMP function (from IBM DB2)
• Bug fix - ALTER TABLE tab ALTER COLUMN col RESTART WITH num conversion for PostgreSQL 10 and later (IBM DB2 to PostgreSQL)
• Bug fix - string+LEFT/RIGHT() expression conversion (SQL Server to PostgreSQL)
• Bug fix - DAY function conversion with string literal, adding DATE before the literal (SQL Server to PostgreSQL)
• Bug fix - When converting DATEDIFF enclose expression with () before casting to TIMESTAMP like f() + … to (f() || … )::TIMESTAMP (SQL Server to PostgreSQL)
• Bug fix - Parsing ON UPDATE CURRENT_TIMESTAMP() in CREATE TABLE (from MySQL, MariaDB)
• Bug fix - Converting CURRENT_TIMESTAMP() to CURRENT_TIMESTAMP (from MySQL, MariaDB to Oracle)
• Bug fix - Parsing storage options for CREATE TABLE (ENGINE, AUTO_INCREMENT, CHARSET etc.) (from MariaDB)
• Bug fix - BIT data type conversion (MariaDB to Oracle)
• Bug fix - CREATE PROCEDURE parser when there are no parameters (from IBM DB2)
• Bug fix - Fixing the parser when UNION keyword is used for an alias (from IBM DB2)
• Bug fix - Removing WITH HOLD clause from cursor declarations (from IBM DB2)

Released on September 10, 2023.

• Converting LISTAGG function to STRING_AGG function supporting ORDER BY conversion (Oracle to PostgreSQL)
• Converting FROM_TZ function to AT TIME ZONE expression (Oracle to SQL Server)
• AT TIME ZONE timezone name conversion support i.e. 'EST' to 'Eastern Standard Time' (Oracle, PostgreSQL to SQL Server)
• Removing 'NLS_DATE_LANGUAGE = language' when converting TO_DATE and TO_CHAR functions (from Oracle)
• Converting TRUNC(exp, 'MI') to CONVERT(DATETIME, CONVERT(VARCHAR(16), exp, 120) + ':00') (from Oracle to SQL Server)
• Converting TRUNC(exp, 'MONTH') and TRUNC(exp, 'MON') to CONVERT(DATETIME, CONVERT(VARCHAR(7), exp, 120) + '-01') (from Oracle to SQL Server)
• Converting EXTRACT(HOUR FROM datetime) function to DATEPART(HOUR, datetime) (Oracle to SQL Server)
• Converting EXTRACT(MINUTE FROM datetime) function to DATEPART(MINUTE, datetime) (Oracle to SQL Server)
• Converting TO_CHAR(exp, 'MON-YYYY') to REPLACE(RIGHT(CONVERT(VARCHAR(11), exp, 106), 8), ' ', '-') (Oracle to SQL Server)
• Converting TO_CHAR(exp, 'MM/DD/YYYY') to CONVERT(VARCHAR(10), exp, 101) (Oracle to SQL Server)
• Converting INSERT table statement to INSERT INTO table statement (SQL Server, MySQL to Oracle, IBM DB2)
• Converting positional GROUP BY 1, 2, 3 to GROUP BY with SELECT expressions (to SQL Server)
• Converting specific OUTER join to ANSI SQL LEFT OUTER JOIN (from Informix)
• Converting PRIMARY KEY (c1, c2, …) CONSTRAINT schema.name to CONSTRAINT name PRIMARY KEY (c1, c2, …) (from Informix)
• Bitwise BITAND function to & (AND) operator conversion (Oracle to SQL Server)
• Removing NO ORDER clause from GENERATED AS IDENTITY (from IBM DB2)
• Removing ORGANIZE BY ROW clause in CREATE TABLE (from IBM DB2)
• Removing INCLUDE NULL KEYS from CREATE INDEX options (from IBM DB2)
• Removing the schema name when converting CREATE INDEX statement (to PostgreSQL)
• Bug fix - Parsing 'NLS_DATE_LANGUAGE = language' in TO_CHAR function (from Oracle)
• Bug fix - Converting TO_TIMESTAMP(string, 'YYYY-MM-DD HH24:MI:SS.FF3') to CONVERT(DATETIME, string) (Oracle to SQL Server)
• Bug fix - Converting TO_DATE(string, 'MM/DD/YYYY') to CONVERT(DATETIME, string) (Oracle to SQL Server)
• Bug fix - CROSS JOIN clause parser
• Bug fix - Convering AFTER UPDATE, INSERT, DELETE events to AFTER UPDATE OR INSERT OR DELETE in triggers (SQL Server to PostgreSQL)
• Bug fix - Moving ON table AFTER INSERT after the trigger event AFTER INSERT ON table in CREATE TREIGGER conversion (SQL Server to PostgreSQL)
• Bug fix - Adding FOR EACH ROW when converting triggers (SQL Server to PostgreSQL)

Released on July 25, 2023.

• Converting JSON_VALUE function to JSONB_PATH_QUERY function (Oracle to PostgreSQL)
• Using TRIM available since SQL Server 2017 by default and convert to RTRIM(LTRIM(string) is version is lower than 2017 (to SQL Server)
• Converting TRUNC(datetime) to DATE_TRUNC('day', datetime) (Oracle to PostgreSQL)
• Parsing CONNECT_BY_ROOT and CONNECT_BY_ISLEAF hierarchical query functions (from Oracle)
• Conversion errors section conversion_errors in the assessment report template sqlines_report.tpl
• Conversion warnings section conversion_warnings in the assessment report template sqlines_report.tpl
• Converting STRING data type to TEXT (Hive to PostgreSQL)
• Parsing STORED AS type clause (from Hive)
• Converting FROM_UNIXTIME(epoch) function to TO_TIMESTAMP(epoch) (Hive, Spark to Snowflake)
• Converting LIMIT offset, rows to OFFSET offset ROWS FETCH NEXT rows ROWS ONLY (MySQL to Oracle)
• Parsing UPDATE t INNER JOIN t2 ON … SET … WHERE statement (from MySQL)
• Converting UPDATE t INNER JOIN … statement to UPDATE FROM (MySQL to PostgreSQL)
• Converting MERGE to MERGE INTO statement (SQL Server to PostgreSQL)
• Converting DATEPART function to DATE_PART (SQL Server to PostgreSQL)
• Bug fix - Not adding an alias for FROM (t1 JOIN t2 …) clauses (Oracle to SQL Server, PostgreSQL)
• Bug fix - Redundant ( could be added when converting MONTHS_BETWEEN to DATEDIFF(MONTH, …) when -udf_months_between=no is set (Oracle to SQL Server)
• Bug fix - Converting SYSDATE to CURRENT_TIMESTAMP(0), was CURRENT_TIMESTAMP (Oracle to PostgreSQL)
• Bug fix - Converting CONNECT BY PRIOR with preceeding UNION ALL clause (from Oracle)
• Bug fix - Converting DECODE with NULL condition to searched CASE expression (from Oracle)
• Bug fix - SELECT statements in SELECT expression list of other SELECT statements were reported as standalone SELECT statements (Assessment Report)
• Bug fix - Converting session variables @var to local variables v_var when there are no any declaration in source procedure (from MySQL)
• Bug fix - Parsing qualified identifiers having spaces around dot (.)
• Bug fix - Determing object type (procedure or function) when converting DENY EXECUTE to REVOKE EXECUTE ON PROCEDURE | FUNCTION (SQL Server to PostgreSQL)
• Bug fix - DATEADD to INTERVAL expression conversion if an expression is added (not a single number) (SQL Server to PostgreSQL)
• Bug fix - DATEADD to INTERVAL expression conversion for ss and mi units (SQL Server to PostgreSQL)

Released on July 09, 2023.

• Converting JSON_TABLE function (Oracle to PostgreSQL)
• Converting PIVOT clause to CASE expressions with aggregations (SQL Server to PostgreSQL)
• Converting CONNECT BY with multiple tables to recursive CTE (from Oracle)
• Converting EXCEPTION WHEN NO_DATA_FOUND to IF @@FETCH_STATUS <> 0 BEGIN … END block (Oracle to SQL Server)
• Parsing CREATE FUNCTION with optional BEGIN-END keywords (from Sybase ASE)
• Converting AUTO_INCREMENT to GENERATED ALWAYS AS IDENTITY by default (MySQL to PostgreSQL)
• Convering CALL sp_name from another stored procedure to PERFORM sp_name (MySQL to PostgreSQL)
• Converting session variables @var to local variables if they are initialized within the stored procedure (MySQL to PostgreSQL)
• Removing alias when converting simple form of UPDATE tab alias SET alias.col… WHERE alias.col… (Oracle to SQL Server)
• Removing NO ALLOW REVERSE SCANS from CREATE INDEX (from IBM DB2)
• Converting SET CURRENT SCHEMA = name to SET SCHEMA 'name' (IBM DB2 to PostgreSQL)
• Converting SET CURRENT PATH to SET search_path TO (IBM DB2 to PostgreSQL)
• Converting SIGNAL SQLSTATE 'sqlstate' ('message') to RAISE EXCEPTION SQLSTATE 'sqlstate' USING MESSAGE = 'message' (IBM DB2 to PostgreSQL)
• Removing NO CASCADE option in CREATE TRIGGER (from IBM DB2)
• Converting PRINT statement to RAISE NOTICE (SQL Server to PostgreSQL)
• Converting EXEC sp_executesql to EXECUTE USING (SQL Server to PostgreSQL)
• Converting BREAK statement to exit from a loop to EXIT (SQL Server to Oracle, PostgreSQL)
• Using smaller number of REFCURSOR when converting result sets in IF ELSE branches (SQL Server to PostgreSQL)
• -column_name_quotes option to quote column identifiers
• -object_name_quotes option to quote object name identifiers (schemas, tables, views, aliases etc.)
• -object_name_case option to convert object names (tables i.e.) to upper or lower case in DDL scripts
• -column_name_case option to convert column names to upper or lower case in DDL scripts
• -pg_use_function_single_result_set option to convert result sets returned from stored procedure to RETURN QUERY (SQL Server, Sybase, MySQL to PostgreSQL)
• Parsing PRINT statement with format and parameters (from Sybase)
• Parsing READ_ONLY option in DECLARE CURSOR (from SQL Server)
• Converting GETUTCDATE() to CURRENT_TIMESTAMP(3) AT TIME ZONE 'UTC' (SQL Server to PostgreSQL)
• Converting DENY EXECUTE ON name TO role to REVOKE EXECUTE ON PROCEDURE name FROM role (SQL Server to PostgreSQL)
• Parsing PIVOT clause (from SQL Server)
• Bug fix - SELECT … INTO var conversion to SELECT @var = … (wrong location of variable) (Oracle to SQL Server)
• Bug fix - Adding (cur REFCURSOR) when a stored procedure has empty parameter list () (MySQL to PostgreSQL)
• Bug fix - Adding END at the end of trigger block to single statement triggers (to PostgreSQL)
• Bug fix - Adding () around parameters when converting EXECUTE sp_name @parm = @value with single parameter (SQL Server to PostgreSQL)
• Bug fix - Parsing SELECT @var = (…) for non-SELECT assignment expressions starting with open parenthesis (from SQL Server, Sybase)
• Bug fix - Outer join (+) conversion for 3 and more table when condition goes right after WHERE clause (from Oracle)

Released on June 26, 2023.

• Converting CASE statement to IF statement (from IBM DB2, Oracle to SQL Server)
• Converting HEX function to CONVERT expressions (from IBM DB2 to SQL Server)
• Converting TRANSLATE function changing the order of parameters and dealing with short replacement string (IBM DB2 to SQL Server)
• Converting LISTAGG function STRING_AGG (Oracle to SQL Server)
• Converting CHAR(string, num) function to CAST(string AS CHAR(num)) (IBM DB2 to SQL Server)
• Converting ROUND(num) with single parameter to ROUND(num, 0) (to SQL Server)
• Converting EXTRACT(SECOND FROM datetime) to DATEPART(SECOND, datetime) (Oracle to SQL Server)
• Converting TO_CHAR(expr) without format to expr::text (Oracle to PostgreSQL)
• Converting STR function to TO_CHAR with the corresponding format (SQL Server to Oracle, PostgreSQL)
• Converting NOCACHE, NOORDER, NOCYCLE and MAXVALUE options of CREATE SEQUENCE statement (Oracle to SQL Server)
• Removing () when converting INSERT … (SELECT …) (from Oracle to SQL Server)
• Parsing DENY EXECUTE ON statement (from SQL Server)
• Bug fix - Converting parameters to @param if they were defined as “param” but later referenced as param (to SQL Server)
• Bug fix - Parsing SELECT @ret = exp FROM … assignment (from Sybase SQL Anywhere)
• Bug fix - Parsing legacy outer join operators *= and =* in WHERE clause (from Sybase SQL Anywhere)
• Bug fix - Parsing ORDER BY clause in XMLAGG function (from IBM DB2, Oracle)
• Bug fix - Parsing INHERIT ISOLATION LEVEL WITH | WITHOUT LOCK REQUEST clause in CREATE FUNCTION (from IBM DB2)
• Bug fix - Parsing CONVERT(FLOAT, expr) function (from SQL Server)
• Bug fix - Parsing CONVERT(DECIMAL(p,s, expr) function (from SQL Server)
• Bug fix - Converting CONVERT(DATETIME, expr) to CAST(expr AS TIMESTAMP(3)) (SQL Server to PostgreSQL)
• Bug fix - Converting CONVERT(BIT, expr) to CAST(expr AS BOOLEAN) (SQL Server to PostgreSQL)
• Bug fix - Redandant END IF was added for IF … ELSE IF … conversion (SQL Server to PostgreSQL)

Released on May 29, 2023.

• Converting STUFF function with SELECT … FOR XML PATH to GROUP_CONCAT (SQL Server to MariaDB, MySQL) and LISTAGG (SQL Server to Oracle)
• Converting BEGIN CATCH to DECLARE CONTINUE HANDLER FOR SQLEXCEPTION (SQL Server to MariaDB, MySQL)
• Remove options NOKEEP, NOSCALE, GLOBAL from CREATE SEQUENCE (Oracle to PostgreSQL)
• Converting sequence options for GENERATED AS IDENTITY in CREATE TABLE statement (Oracle to PostgreSQL)
• Converting conditional predicate UPDATING to TG_OP = 'UPDATE' in CREATE TRIGGER (Oracle to PostgreSQL)
• Converting REFERENCING NEW AS … OLD AS … to REFERENCING NEW TABLE AS … OLD TABLE AS … (Oracle to PostgreSQL)
• Not adding p_ parameter prefix when converting parameters starting from @p_ (from SQL Server, Sybase)
• Parsing standalone hint specified without WITH keword i.e. SELECT * FROM orders (NOLOCK) (from SQL Server)
• Converting date and time literals TIMESTAMP '2023-05-23 09:30:00' to { ts '2023-05-23 09:30:00' } (Oracle to SQL Server)
• Removing OR REPLACE and terminating / when converting CREATE OR REPLACE TYPE statement (Oracle to PostgreSQL)
• -udf_months_between option to define whether to use UDF to implement Oracle MONTHS_BETWEEN function in SQL Server or simplified conversion to DATEDIFF(MONTH, …) that produces different result (Oracle to SQL Server)
• Removing WITH READ ONLY clause from CREATE VIEW (Oracle to MariaDB Oracle compatibility mode)
• Bug fix - Removing constraint name for inline named NOT NULL constraints in CREATE TABLE (Oracle to MariaDB Oracle compatibility mode)
• Bug fix - Oracle (+) outer join conversion when the order of tables/columns in FROM and WHERE clauses is different and LEFT/RIGHT join type was not correct (from Oracle)
• Bug fix - Changing column reference in trigger for redefined NEW i.e. from :NEWROW.c1 to NEWROW.c1 (Oracle to PostgreSQL)
• Bug fix - Scanning sub-directories for searching files specified by -in option
• Bug fix - Removing MAX when converting CONVERT(NVARCHAR(MAX), string) to CONVERT(string, CHAR) (from SQL Server to MariaDB, MySQL)
• Bug fix - Converting CURRENT_DATE that includes time part (Oracle to SQL Server)
• Bug fix - Convertng TRUNC(CURRENT_DATE) expression (Oracle to SQL Server)
• Bug fix - Converting TRUNC(number) to FLOOR (Oracle to SQL Server)
• Bug fix - Fixing IF BEGIN … END; ELSE IF … parser when END followed by optional semicolon (;) (from SQL Server)
• Bug fix - Replacing PL/SQL delimiter / with // and resetting DELIMITER ; in CREATE PROCEDURE (Oracle to MariaDB Compatibility mode)
• Bug fix - Fixing error “Error writing output” when converting a single file and -out specifies the existing directory

Released on March 22, 2023.

• Generating function that RETURNS TRIGGER when converting CREATE TRIGGER (Oracle to PostgreSQL)
• Converting RAISE_APPLICATION_ERROR to RAISE EXCEPTION (Oracle to PostgreSQL)
• Converting GETDATE() + 1.1 (decimal expressions) to INTERVAL expressions (SQL Server to MySQL, MariaDB, SingleStore)
• Converting SELECT statements returning result sets in stored procedures to DECLARE CURSOR WITH RETURN and OPEN cursor statements (SQL Server, Sybase, MySQL to DB2)
• Recognizing pattern IF EXISTS (SELECT * FROM sysobjects WHERE … OBJECTPROPERTY(id, N'ISPROCEDURE') = 1) DROP PROCEDURE (from SQL Server)
• Recognizing pattern IF EXISTS (SELECT * FROM sysobjects WHERE … OBJECTPROPERTY(id, N'ISVIEW') = 1) DROP VIEW (from SQL Server)
• Adding explicit casting when converting '0' < 1 string-number comparison (Oracle to PostgreSQL)
• Adding Azure Synapse as target database
• Adding code snippets for non-ASCII identifiers in the assessment report
• Converting RPAD function (Oracle, MySQL, PostgreSQL, Netezza to SQL Server, Synapse)
• Converting PRIMARY KEY to PRIMARY KEY NONCLUSTERED NOT ENFORCED (to Synapse)
• Converting UNIQUE constraint to UNIQUE NOT ENFORCED (to Synapse)
• Removing schema name in DROP TRIGGER and CREATE TRIGGER statements (to PostgreSQL)
• Adding table name to DROP TRIGGER (to PostgreSQL)
• Converting SQLCODE to SQLSTATE (Oracle to PostgreSQL)
• Converting conditional predicate INSERTING to TG_OP = 'INSERT' in CREATE TRIGGER (Oracle to PostgreSQL)
• Converting DATETIME2(p) to TIMESTAMP(p) (SQL Server to Snowflake)
• Parsing and commenting ORGANIZATION EXTERNAL clause in CREATE TABLE (from Oracle)
• Commenting GLOBAL TEMPORARY in CREATE TABLE (to SQL Server)
• Moving NOT NULL constraint from ALTER TABLE … MODIFY (column NOT NULL ENABLE) to CREATE TABLE statement (Oracle to SQL Server)
• Renaming primary constraint name if it is the same as an index name defined on the table (to SQL Server)
• Changing the data type of the foreign key column to match the data type of the primary key column (to SQL Server)
• Adding NOT NULL constraints explicitly for primary key columns (Oracle to SQL Server)
• Bug fix - Parsing declaration block in CREATE TRIGGER (Oracle to PostgreSQL)
• Bug fix - Not specifying INTERVAL DAY literal precision when used in PL/SQL code (to Oracle)
• Bug fix - Converting DATEADD(HH, datetime) function (SQL Server, Sybase to Oracle, PostgreSQL)
• Bug fix - Removing function name after END function if CREATE FUNCTION has the qualified name schema.function (Oracle to PostgreSQL)
• Bug fix - Handling UTF-8 0xC2A0 sequence (non-breaking space) in the source scripts as it broke the SQL parser
• Bug fix - Converting :NEW.column and :OLD.column references to NEW.column and OLD.column in CREATE TRIGGER (Oracle to PostgreSQL)
• Bug fix - Adding PERFORM for procedure call within a trigger (Oracle to PostgreSQL)
• Bug fix - Converting enclosed [schema]] name (SQL Server to Snowflake)
• Bug fix - Removing schema name from index when the schema name mapping is applied (to SQL Server, MariaDB, MySQL)
• Bug fix - Parsing USING INDEX for primary key columns (from Oracle)

Released on February 15, 2023.

• Dynamic SQL conversion referenced in EXEC statements (from SQL Server, Sybase)
• Moving in-place declarations to DECLARE section of BEGIN-END block (to Oracle)
• Converting BEGIN CATCH to EXCEPTION WHEN OTHERS block (SQL Server to SingleStore)
• Converting RAISERROR function to RAISE USER_EXCEPTION (SQL Server to SingleStore)
• Convert FORMAT function to DATE_FORMAT (SQL Server to MySQL, MariaDB, SingleStore)
• Commenting SET XACT_ABORT ON statement in stored procedures (SQL Server to Singlestore)
• Commenting SET TRANSACTION ISOLATION LEVEL READ UNCOMMITTED | COMMITTED in stored procedures (SQL Server to Singlestore)
• Converting EXEC sp_name params procedure call into sp_name(params) (SQL Server, Sybase to Oracle)
• Parsing FORWARD_ONLY and STATIC cursor options in DECLARE CURSOR statement (from SQL Server)
• Converting pattern IF EXISTS (SELECT * FROM sys.objects … ) DROP TRIGGER (from SQL Server)
• Converting patterns IF EXISTS (SELECT * FROM sysobjects … ) DROP … (from SQL Server)
• Converting SQL*Plus EXECUTE to CALL statement with named parameters (Oracle to PostgreSQL)
• Parsing ALTER TABLE ADD column for adding multiple columns in single statement (from Oracle)
• Parsing FOREIGN KEY name (columns) syntax (from DB2 z/OS)
• Allowing to define empty prefix for -tsql_parameters_prefix option by specifying ”” or '' value
• Commenting COLLATE name clause for expressions (from SQL Server)
• Bug fix - Not adding FROM dual when converting SELECT @var=expr to v_var := expr (SQL Server, Sybase to Oracle)
• Bug fix - Removing constraint name for inline named NOT NULL constraints in CREATE TABLE (Oracle to MySQL)
• Bug fix - Converting DECLARE @tab AS TABLE to CREATE GLOBAL TEMPORARY TABLE (SQL Server to Oracle)
• Bug fix - Replace comma (,) with semicolon (;) when converting SELECT @var = exp, @var2 = exp2, … to var := exp; @var2 = exp2 (SQL Server, Sybase to Oracle, PostgreSQL)
• Bug fix - Parsing CROSS APPLY join when AS keyword is not specified before the alias (from any database supporting CROSS APPLY)
• Bug fix - DATEADD(dd, num, exp) conversion - replace DD with DAY in interval expression (SQL Server, Sybase to Oracle)
• Bug fix - Parsing ELSE clause when converting IF @@ERROR <> 0 to EXCEPTION block (SQL Server to Oracle)
• Bug fix - Removing DEALLOCATE cursor statement if semicolon (;) follows CLOSE cursor (from SQL Server)
• Bug fix - Parsing WITH (NOLOCK) for multi-table FROM without table aliases (from SQL Server)
• Bug fix - Converting #tmp.column identifiers referencing temporary tables (from SQL Server, Sybase)
• Bug fix - Converting enclosed table alias [alias] (from SQL Server, Sybase)
• Bug fix - Adding semicolon (;) when converting END CATCH to END; (SQL Server to SingleStore)
• Bug fix - Converting enclosed identifiers for temporary tables [#tmp] (from SQL Server)
• Bug fix - Parsing SELECT * INTO table FROM table2 for non-temporary tables (from SQL Server, Sybase)

Released on February 07, 2023.

• -ident option to transform the identifiers using the specified template
• Converting INSTR function with 4 parameters to CHARINDEX if the 4th parameter has value of 1 (i.e. to find the first occurrence) (Oracle to SQL Server)
• Outer join syntax (+) conversion for more than 2 tables (from Oracle)
• Data type mapping (sqlines_dtmap.txt) for various combinations of length and scale for numeric data types
• Reporting syntax errors with code snippets in sqlines_report.html file when -a assessment option is specified
• Adding OR REPLACE when converting CREATE PROCEDURE statement (to SingleStore)
• Removing IN, commenting OUT parameter specifiers for stored procedures (MySQL to SingleStore)
• Removing LANGUAGE SQL, NOT DETERMINISTIC, READS SQL DATA and COMMENT clauses when converting stored procedures and user-defined functions (from MySQL)
• Moving declarations before BEGIN-END block (MySQL to SingleStore)
• Converting USE db_name to SET SCHEMA name (SQL Server to DB2)
• Removing GO statement from CREATE PROCEDURE (SQL Server to DB2)
• Converting IDENTITY property to GENERATED ALWAYS AS IDENTITY (SQL Server, Sybase to DB2)
• Removing ASC, DESC column sorting from PRIMARY KEY constraints (SQL Server to DB2)
• Parsing SELECT … FROM … WHERE … INTO variables clause (INTO at the end of statement) (from MySQL)
• Converting SELECT statements returning result sets to ECHO SELECT (SQL Server, MySQL to SingleStore)

Released on January 31, 2023.

• -remd option to remove database name in 3-part identifiers (from SQL Server, Sybase)
• Commenting foreign key constraints in CREATE TABLE (to SingleStore)
• Converting _utf8mb4'string' string literals to _utf8'string' (MySQL to SingleStore)
• COMMENT ON TABLE conversion (to SQL Server)
• Bug fix: INSTR to dbo.INSTR4 UDF conversion (Oracle to SQL Server)
• Bug fix: FOR i IN k..m range loop (from Oracle)
• Bug fix: -smap schema mapping option
• Bug fix: ALTER TABLE name ADD col type - removing GO (from SQL Server)
• Bitwise & (AND) operator to BITAND function (SQL Server to Oracle)
• Bug fix: DROP FUNCTION statement parser
• IF EXISTS (SELECT * FROM sys.objects WHERE type = 'FN' …) DROP FUNCTION pattern recognition (from SQL Server)
• Bug fix: NVARCHAR(MAX) to NCLOB conversion (SQL Server to Oracle)
• Bug fix: Removing size for NVARCHAR(n) in parameters for procedures and functions (to Oracle)
• Bug fix: Parser CREATE FUNCTION … RETURNS @tab TABLE (cols) column definitions (from SQL Server)
• Removing WITH ENCRYPTION, SCHEMABINDING options in CREATE FUNCTION (from SQL Server)
• Bug fix: Parser rules fix - OPEN keyword cannot be an column alias (from SQL Server)
• Removing OPTION (MAXRECURSION num) query hint (from SQL Server)
• Parsing ENUM data type (from MySQL)
• Parsing SET data type (from MySQL)
• Parsing FULLTEXT index in CREATE TABLE (from MySQL)