33 lines
1.1 KiB
Plaintext
33 lines
1.1 KiB
Plaintext
CREATE [ OR REPLACE ] CONSTRAINT TRIGGER $name$ AFTER { $event$ [ OR ... ] }
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ON $table_name$
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FROM $referenced_table_name$
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[ NOT DEFERRABLE | [ DEFERRABLE ] [ INITIALLY IMMEDIATE | INITIALLY DEFERRED ] ]
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FOR EACH ROW
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[ WHEN ( $condition$ ) ]
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EXECUTE { FUNCTION | PROCEDURE } $function_name$ ( $arguments$ )
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CREATE [ OR REPLACE ] TRIGGER $name$ BEFORE { $event$ [ OR ... ] }
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ON $table_name$
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[ FOR [ EACH ] { ROW | STATEMENT } ]
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[ WHEN ( $condition$ ) ]
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EXECUTE { FUNCTION | PROCEDURE } $function_name$ ( $arguments$ )
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CREATE [ OR REPLACE ] TRIGGER $name$ AFTER { $event$ [ OR ... ] }
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ON $table_name$
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[ REFERENCING { { OLD | NEW } TABLE [ AS ] $transition_relation_name$ } [ ... ] ]
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[ FOR [ EACH ] { ROW | STATEMENT } ]
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[ WHEN ( $condition$ ) ]
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EXECUTE { FUNCTION | PROCEDURE } $function_name$ ( $arguments$ )
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CREATE [ OR REPLACE ] TRIGGER $name$ INSTEAD OF { $event$ [ OR ... ] }
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ON $table_name$
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[ FOR [ EACH ] { ROW | STATEMENT } ]
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EXECUTE { FUNCTION | PROCEDURE } $function_name$ ( $arguments$ )
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where $event$ is:
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INSERT |
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UPDATE [ OF $column_name$ [ , ... ] ] |
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DELETE |
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TRUNCATE
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