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Oracle in a Nutshell
book

Oracle in a Nutshell

by Rick Greenwald, David C. Kreines
December 2002
Intermediate to advanced content levelIntermediate to advanced
928 pages
85h 29m
English
O'Reilly Media, Inc.
Content preview from Oracle in a Nutshell

Name

SET CONSTRAINT

Synopsis

SET {CONSTRAINT | CONSTRAINTS} {ALL | constraint_name[,constraint_name...]}
{IMMEDIATE | DEFERRED}

Specifies at the transaction level whether specific constraints are checked after each DML statement or are deferred until the end of a transaction. This statement applies only to deferrable constraints. The success of deferrable constraints can be tested by issuing the statement SET CONSTRAINTS ALL IMMEDIATE before the COMMIT statement is issued.

Keywords

ALL

Specifies that all deferrable constraints for the transaction are affected by this statement.

constraint_name

Name of a deferrable constraint.

IMMEDIATE

Specifies that the conditions enforced by the constraints be checked after each DML statement is completed.

DEFERRED

Specifies that the conditions enforced by the constraints be checked after the entire transaction is complete and committed.

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Publisher Resources

ISBN: 0596003366Errata Page