v3.5.6

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Key Enhancements

• CONJ-1238 - rewriteBatchStatements implementation
• CONJ-1274 - server prepared statement client failover to client prepared statement

Issues Resolved

• CONJ-1278 - prepared statement caching enablement correction, same than 2.x
• CONJ-1279 - metadata table name addition for 12.1 after MDEV-28933
• CONJ-1280 - permit having multiple command with initSql option
• CONJ-1276 - Connection#isValid(int timeout) does not obey the passed in timeout if the network is down.

v3.5.5

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Issues Resolved

• CONJ-1265 - ensure rollback and release savepoint operation to be sent to server, even when there is no transaction in progress
• CONJ-1270 - forceConnectionTimeZoneToSession doesn't always set the timezone to server

v3.5.4

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Key Enhancements

• CONJ-1261 - Added caching option for loadCodecs results to improve performance

Issues Resolved

• CONJ-1234 - Fixed incorrect type definitions in DatabaseMetaData.getTypeInfo()
• CONJ-1247 - Resolved potential race condition that could cause NullPointerException
• CONJ-1250 - avoids redundant queries for CallableStatement.getParameterMetaData()
• CONJ-1251 - Fixed SSL configuration issue where zero SSL settings only functioned without explicit SSL configuration
• CONJ-1252 - Resolved GSSAPI authentication error when server exchanges begin with 0x01 byte
• CONJ-1254 - Corrected DatabaseMetadata.getTypeInfo() returning incorrect values for AUTO_INCREMENT, FIXED_PREC_SCALE, and CASE_SENSITIVE fields
• CONJ-1255 - Fixed getString method on BIT(1) fields to properly honor transformedBitIsBoolean configuration
• CONJ-1259 - Enhanced metadata compatibility with MariaDB version 12.0
• CONJ-1260 - Improved performance of DatabaseMetaData.getExportedKeys method
• CONJ-1256 - Fixed issue to ensure correct catalog name is returned

v3.5.3

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Bugs Fixed

• CONJ-1226 Fixed issue where dates containing zero day or month resulted in a DateTimeException
• CONJ-1232 Resolved timestamp string representation incompatibility between versions 2.7 and 3.x
  • see new option oldModeNoPrecisionTimestamp
• CONJ-1226 Fixed incorrect values returned by ResultSet.getColumnType() for unsigned values
• CONJ-1241 Corrected regression in 3.x affecting column metadata for unsigned types
• CONJ-1243 Fixed CallableStatement.getParameterMetadata() returning wrong java.sql.Type for boolean values
• CONJ-1236 Prevented NPE (Null Pointer Exception) after reconnection failure in high availability configurations
• CONJ-1237 Fixed issue with incorrect statements.isClosed value after closing connection
• CONJ-1239 Disabled BULK operations when no parameters are present
• CONJ-1240 Fixed connectivity issues with databases that only accept TLSv1.3
• CONJ-1235 Modified redirection option to enable by default only when SSL is enabled

v3.5.2

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Bugs Fixed

• CONJ-1216 Resolved a performance issue that occurred when batch processing on MySQL and older MariaDB (pre-10.2) servers
• CONJ-1218 Incorrect behavior where XA connections are closed when regular connections are terminated - this is against specifications
• CONJ-1217 The trustCertificateKeyStorePassword alias parameter isn’t taken into account
• CONJ-1221 DatabaseMetadata.getTypeInfo() is missing the data types UUID and VECTOR
• CONJ-1225 System throws an exception prematurely without checking all available connections
• CONJ-1228 result-set.getObject() on BLOB type returns Blob in place of byte[]
• CONJ-660 new disconnectOnExpiredPasswords connection option that controls client behavior when connecting with an expired password.
  When set to true (default), the client disconnects if it detects an expired password.
  When false, the client maintains the connection and allows setting a new password.
• CONJ-1229 Permit executeQuery commands to not return a result-set