ob_enable_pl_async_commit

Description

ob_enable_pl_async_commit specifies whether to enable the PL asynchronous commit optimization.

Privilege requirements

• Query variables

  • Global level

    The sys tenant and all user tenants can execute the SHOW VARIABLES statement or query the SYS.TENANT_VIRTUAL_GLOBAL_VARIABLE view (Oracle mode) or the information_schema.GLOBAL_VARIABLES view (MySQL mode) to obtain the value of a global system variable.

  • Session level

    The sys tenant and all user tenants can execute the SHOW VARIABLES statement or query the SYS.TENANT_VIRTUAL_SESSION_VARIABLE view (Oracle mode) or the information_schema.SESSION_VARIABLES view (MySQL mode) to obtain the value of a session system variable.

• Modify variables

  • Global level

    • The sys tenant can modify the value of a global system variable directly.

    • A MySQL user tenant can modify the value of a global system variable only if it has the SUPER or ALTER SYSTEM privilege.

    • An Oracle user tenant can modify the value of a global system variable only if it has the ALTER SYSTEM privilege.

  • Session level

    The sys tenant and all user tenants can modify the value of a session system variable directly.

Attributes

Examples

Enable the parameterization feature for anonymous blocks and call statements during parsing in PL mode.

• Global level

obclient> SET GLOBAL ob_enable_pl_async_commit=ON;

• Session level

obclient> SET ob_enable_pl_async_commit=ON;