Notable changes

Changed

• PreparedStatement.setNull(int parameterIndex, int t, String typeName) no longer ignores the typeName argument if it is not null PR 1160

Fixed

• Fix treatment of SQL_TSI_YEAR, SQL_TSI_WEEK, SQL_TSI_MINUTE PR 1250
• Map integrity constraint violation to XA_RBINTEGRITY instead of XAER_RMFAIL PR 1175 f2d1352c

Notable changes

Known issues

• SQL_TSI_YEAR is treated as hour, SQL_TSI_WEEK is treated as hour, SQL_TSI_MINUTE is treated as minute (fixed in 42.2.4)

Changed

• Reduce the severity of the error log messages when an exception is re-thrown. The error will be thrown to caller to be dealt with so no need to log at this verbosity by pgjdbc PR 1187
• Deprecate Fastpath API PR 903
• Support parenthesis in {oj ...} JDBC escape syntax PR 1204
• ubenchmark module moved pgjdbc/benchmarks repository due to licensing issues PR 1215
• Include section on how to submit a bug report in CONTRIBUTING.md PR 951

Fixed

• getString for PGObject-based types returned "null" string instead of null PR 1154
• Field metadata cache can be disabled via databaseMetadataCacheFields=0 PR 1052
• Properly encode special symbols in passwords in BaseDataSource PR 1201
• Adjust date, hour, minute, second when rounding nanosecond part of a timestamp PR 1212
• perf: reduce memory allocations in query cache PR 1227
• perf: reduce memory allocations in SQL parser PR 1230, PR 1233
• Encode URL parameters in BaseDataSource PR 1201
• Improve JavaDoc formatting PR 1236

Notable changes

Added

• Documentation on server-side prepared statements PR 1135

Fixed

• Avoid failure for insert ... on conflict...update for reWriteBatchedInserts=true case PR 1130
• fix: allowEncodingChanges should allow set client_encoding=... PR 1125
• Wrong data from Blob/Clob when mark/reset is used PR 971
• Adjust XAException return codes for better compatibility with XA specification PR 782
• Wrong results when single statement is used with different bind typesPR 1137
• Support generated keys for WITH queries that miss RETURNING PR 1138
• Support generated keys when INSERT/UPDATE/DELETE keyword is followed by a comment PR 1138