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4.3.1.2 Changes in Connection Properties

A complete list of Connector/J 8.0 connection properties are available in connector-j-reference-set-config. The following are connection properties that have been changed (removed, added, have their names changed, or have their default values changed) going from Connector/J 5.1 to 8.0.

Properties that have been removed (do not use them during connection):

  • useDynamicCharsetInfo

  • useBlobToStoreUTF8OutsideBMP , utf8OutsideBmpExcludedColumnNamePattern, and utf8OutsideBmpIncludedColumnNamePattern: MySQL 5.5 and later supports the utf8mb4 character set, which is the character set that should be used by Connector/J applications for supporting characters beyond the Basic Multilingual Plane (BMP) of Unicode Version 3.

  • useJvmCharsetConverters: JVM character set conversion is now used in all cases

  • The following date and time properties:

    • dynamicCalendars

    • noTzConversionForTimeType

    • noTzConversionForDateType

    • cacheDefaultTimezone

    • useFastIntParsing

    • useFastDateParsing

    • useJDBCCompliantTimezoneShift

    • useLegacyDatetimeCode

    • useSSPSCompatibleTimezoneShift

    • useTimezone

    • useGmtMillisForDatetimes

  • dumpMetadataOnColumnNotFound

  • relaxAutoCommit

  • strictFloatingPoint

  • runningCTS13

  • retainStatementAfterResultSetClose

  • nullNamePatternMatchesAll (removed since release 8.0.9)

Properties that have been added:

  • mysqlx.useAsyncProtocol

Property that has its name changed:

  • com.mysql.jdbc.faultInjection.serverCharsetIndex changed to com.mysql.cj.testsuite.faultInjection.serverCharsetIndex

  • loadBalanceEnableJMX to ha.enableJMX

  • replicationEnableJMX to ha.enableJMX

Properties that have their default values changed:

  • nullCatalogMeansCurrent is now false by default


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