1. Database Reference
  2. Initialization Parameters
  3. Initialization Parameters
  4. SQL92_SECURITY

1.324 SQL92_SECURITY

SQL92_SECURITY specifies whether users must have been granted the SELECT privilege on a table to execute an UPDATE or DELETE statement that references table column values in a WHERE or SET clause.

Property Description

Parameter type

Boolean

Default value

true

Modifiable

No

Modifiable in a PDB

Yes

Range of values

true | false

Basic

No

The SQL standard specifies that security administrators should be able to require that users have SELECT privilege on a table when executing an UPDATE or DELETE statement that references table column values in a WHERE or SET clause.

Values

  • true

    The user must have SELECT privilege on a column to reference it in the WHERE clause of a DELETE or UPDATE statement, on the right hand side of an assignment in the SET clause of an UPDATE statement.

  • false

    A user with DELETE privilege on the target table of a DELETE statement may reference any column of that target table in the WHERE clause. A user with UPDATE privilege on the target table of an UPDATE statement may reference any column of that target in the WHERE clause or on the right hand side of any assignment in the SET clause of the UPDATE statement.