Release Notes - SQLines Data

Changes in SQLines Data tool.

• Version 3.3.737
• Version 3.3.733
• Version 3.3.731
• Version 3.3.730
• Version 3.3.717
• Version 3.3.713
• Version 3.3.711
• Version 3.3.710

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

• Preserving case-sensitive identifiers (enclosed with double quotes) (Oracle to PostgreSQL)
• Validating negative decimal numbers (like -.30 and -0.30)
• Fixing applying -batch_max_rows option (Sybase ASE)
• Excluding columns generated for function-based indexes to prevent errors “Name 'sybfi2_1' is reserved for internal use by Adaptive Server. Please use a different name” (from Sybase ASE)

Released on February 29, 2024.

• Enclosing columns with [] during data validation process (to SQL Server)
• Refactoring data validation (Sybase SQL Anywhere)
• Fixing applying -batch_max_rows option (Sybase SQL Anywhere)
• Converting DECIMAL(65,s) to DECIMAL(38,s) due to data type range limitations (MySQL to SQL Server)
• Transferring indexes (from MySQL)
• Transferring foreign keys (from MySQL)
• Reading IBM DB2 iSeries catalog view QSYS2.TABLES to get the table list using ODBC driver
• Adding ODBC data source to SQLines Data UI
• Transferring BIT(n) data type data (MySQL to SQL Server)
• Implementing case-insensitive table name mapping (-tmapf option)
• Using hex encoding internally when transferring binary data using COPY command (IBM DB2, Informix, Sybase ASA to PostgreSQL)
• Fixing transferring LONG BINARY data larger 3 MB (from Sybase SQL Anywhere)
• Transferring column DEFAULT values and AUTO_INCREMENT properties including next value (from MySQL)
• Fixing global data type mapping sqlines_dtmap.txt for DATETIME and INT data types (from MySQL)
• Added -identity_start option to specify the start value for identity columns (by default, it is taken as the next value for the corresponding source table)
• Applying column mapping and escaping for ALTER TABLE … DEFAULT statements (to Oracle, SQL Server, PostgreSQL)
• Validating BIT values 0 and 1 with BOOLEAN values 'f' and 't' (Sybase ASA to PostgreSQL)
• Ordering rows using numeric, datetime and string columns for tables without unique keys or indexes (from Sybase ASA)
• Fixing data validation for BIGINT data type (PostgreSQL)
• Added the option -datetime_year_lte_to_null to convert DATETIME values to NULL if their year is less or equal to the specified value (from MySQL)
• Transferring data of IMAGE data type (Sybase ASE to Oracle)
• Fixing data validation for NUMERIC and DECIMAL datatypes comparing string representation like .50 and 0.5 (from Sybase ASA)
• If table transfer failed set SET IDENTITY_INSERT table1 OFF explicitly to prevent errors: “IDENTITY_INSERT is already ON for table 'table1'. Cannot perform SET operation for table 'table2'” for tables with identity columns (to SQL Server)
• Moving VARCHAR(max), NVARCHAR(max), IMAGE and TEXT columns to the end of SELECT list to prevent “Invalid Descriptor Index” errors (from SQL Server)

Released on January 09, 2024.

• Transferring data from INTERVAL HOUR TO FRACTION(n) type to INTERVAL HOUR TO SECOND(n) (Informix to PostgreSQL)
• Migrating primary key and unique constraints (from MySQL)
• VARCHAR and NUMERIC data transfer (invalid datatype in OCI call error) issue (PostgreSQL to Oracle)
• Validating tables with primary key or unique constraints (MySQL to PostgreSQL)
• Reading TEXT values more than 4,000 bytes (from PostgreSQL)
• Validation query for tables with reserved words as columns (PostgreSQL)
• Applying -batch_max_rows option for Informix API (Informix)
• Fixing closing cursor and freeing resources when -batch_max_rows=1 (PostgreSQL)
• Added -sybase_ident_quotes option to specify how to enclose column identifiers in Sybase Adaptive Server Enterprise (Sybase ASE)
• Handling and reporting error ”[SQL Anywhere]Database server connection limit exceeded” (10 connections for Personal Server) (from Sybase SQL Anywhere)
• Handling multiple AUTOINCREMENT columns per table (leaving the first one) (Sybase SQL Anywhere to SQL Server)
• Fixing transfer of tables with column names containing blanks (Sybase SQL Anywhere to SQL Server)
• Updated version of built-in SQL converter (used to convert DEFAULT expressions i.e.)
• Fixing ODBC connection issues
• When dropping existing foreign key constraints enclose the constraint name with [] (to SQL Server)
• Updated the list of reserved key words (to SQL Server)
• Skipping creating defaults and constraints for columns of global temporary tables (from Sybase SQL Anywhere)
• Enclose index names with [] (to SQL Server)
• Enclose index names with `` (to MySQL, MariaDB)
• Handling errors “Transaction (Process ID num) was deadlocked on lock resources with another process and has been chosen as the deadlock victim. Rerun the transaction.” when creating constraints (to SQL Server)
• Handling errors “Introducing FOREIGN KEY constraint 'fk_name' on table 'table_name' may cause cycles or multiple cascade paths. Specify ON DELETE NO ACTION or ON UPDATE NO ACTION, or modify other FOREIGN KEY constraints.” (to SQL Server)
• Fixing data validation including DATE NOT NULL and DATETIME YEAR TO FRACTION NOT NULL to ORDER BY column list if there are no primary key or unique constraints (from Informix)

Released on September 12, 2023.

• -column_name_quotes and -object_name_quotes to specify quote characters for identifiers (columns, schemas, tables etc.) in generated SQL scripts
• Remove disabled Terminate button from UI as this functionality is currently not supported
• Migrating column comments from Sybase SQL Anywhere
• Extended trace information when reading BLOB values from Informix
• Bug fix - Extracting AUTOINCREMENT columns from Sybase SQL Anywhere if max_identity is 0 in syscolumn catalog view
• Bug fix - Transferring DATETIME data on a Linux client (from SQL Server)

Released on June 27, 2023.

• Bug fix - Enclosing column names containing special characters (, -, (, ) and so on) with double quotes (to Oracle)
• Bug fix - Enclosing column names starting with a digit with double quotes (to Oracle)
• Bug fix - Fixing error “another command is already in progress” when reading data from PostgreSQL after fetching table with 0 rows or when a fetch error happens (releasing query result resources)
• Bug fix - Logging PostgreSQL libpq library use and load errors
• Bug fix - Transferring Oracle DATE (was mapped to DOUBLE)
• Bug fix - Oracle NLS_LANG environment variable setting
• Bug fix - IBM DB2 DB2CODEPAGE environment variable setting

Released on May 28, 2023.

• Migrating DATETIMEOFFSET data type (from SQL Server)
• Using DATETIME YEAR TO FRACTION and INT8 columns for sorting data for validation if there are no primary key or unique columns (from Informix)
• Allow specifying the target size for global data type mapping in sqlines_dtmap.txt
• Migrating TEXT data type to VARCHAR(MAX) (MySQL to SQL Server)
• Supporting ODBC Driver for SQL Server on Windows as SQL Server Native Client is deprecated
• Adding -sql_lib and -sql_driver options to specify SQL Server client libraries and driver for Windows and Linux
• Reducing memory consumption when validating data for PostgreSQL
• Bug fix - Informix driver for Linux also returns fractional part of DATETIME YEAR TO FRACTION(n) as zero when binding as SQL_TIMESTAMP_STRUCT (from Informix)
• Bug fix - DATETIMEOFFSET data type mapping in sqlines_dtmap.txt file (from SQL Server)
• Bug fix - Truncating table.dump.txt on restart on Linux
• Bug fix - Show error message if COPY FROM STDIN initialization failed (to PostgreSQL)
• Bug fix - Data type missed in CREATE TABLE for a column with NUMBER data type defined as a computed column (GENERATED AS expression) (from Oracle)

Released on March 12, 2023.

• Bug fix - Migrating fractional part of DATETIME YEAR TO FRACTION(n) (Informix to PostgreSQL)
• Bug fix - Creating dump data file (table.dump.txt) and validation difference file (table_diff.txt) in the directory defined by -out option (they were always created in the current directory)
• Bug fix - Fixing crash when extracting data from Oracle rule types (DBMS_RULE i.e. SYS.RE$NV_NODE)
• Bug fix - Dumping DATETIME value to table_diff.txt file (from Informix)
• Bug fix - DATETIME and TIMESTAMP data types validation (Informix to PostgreSQL)
• Using one-based index for rows when dumping row differences to table_diff.txt file during data validation

Released on February 07, 2023.

• Extracting Oracle SDO_GEOMETRY spatial data in WKT Spatial format (Well-Known Text)
• Added -dlog option to specify name and location for executed DDL statements (default is sqldata_ddl.sql)
• Bug fix - Skip creating constraints, sequences, defaults and indexes in Truncate mode (-cmd=truncate)
• SQLData UI - Initializing connection windows with last active connection settings (server name, user name, database etc.)
• Extending sqldata.trc metrics for rows validation mode
• Bug fix - Fixing SQLData UI crash when performing data validation on tables with large number of columns (validation SELECT query more than 2048 bytes)
• Bug fix - Transferring VARCHAR data (MariaDB/MySQL to MariaDB/MySQL)