Default JDBC autocommit modes

The default autocommit mode depends on the data source to which the JDBC application connects.

Autocommit default for Db2 data sources

For connections to Db2 data sources, the default autocommit mode is true.

Autocommit default for IBM Informix data sources

For connections to IBM® Informix® data sources, the default autocommit mode depends on the type of data source. The following table shows the defaults.

Table 1. Default autocommit modes for IBM Informix data sources

Type of data source	Default autocommit mode for local transactions	Default autocommit mode for global transactions
ANSI-compliant database	true	false
Non-ANSI-compliant database without logging	false	not applicable
Non-ANSI-compliant database with logging	true	false