SQL_TRANSPILER

Description

SQL_TRANSPILER specifies whether to enable the SQL Transpiler feature. If this feature is enabled, PL/SQL functions that meet the conditions will be automatically rewritten into SQL expressions without requiring user intervention.

Privilege requirements

• Query variables

  • Global level

    sys tenants 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 values of global system variables.

  • Session level

    sys tenants 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 values of session system variables.

• Modify variables

  • Global level

    • sys tenants can directly modify the values of global system variables.

    • MySQL user tenants must have the SUPER or ALTER SYSTEM privilege to modify the values of global system variables.

    • Oracle user tenants must have the ALTER SYSTEM privilege to modify the values of global system variables.

  • Session level

    sys tenants and all user tenants can directly modify the values of session system variables in their own tenants.

Attributes

Optional usage

Examples

• Enable the SQL Transpiler feature at the session level.

  obclient> SET GLOBAL SQL_TRANSPILER='ON';
  

• Disable the SQL Transpiler feature at the global level.

  obclient>  SET GLOBAL SQL_TRANSPILER='OFF';