ALTER TABLE ITGRUPOPRATOSERV ADD CONSTRAINT FKPLA00969GRUPOPRATOSERV FOREIGN KEY (NRGRUPOPRATOSERV) REFERENCES GRUPOPRATOSERV (NRGRUPOPRATOSERV) ON DELETE CASCADE
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CREATE INDEX FKPLA00969GRUPOPRATOSERV ON ITGRUPOPRATOSERV (NRGRUPOPRATOSERV)
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ALTER TABLE ITFREQPRATMES DROP CONSTRAINT FKPLA00948FREQPRATMES
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ALTER TABLE ITFREQPRATMES ADD CONSTRAINT FKPLA00948FREQPRATMES FOREIGN KEY (NRFREQPRATMES) REFERENCES FREQPRATMES (NRFREQPRATMES) ON DELETE CASCADE
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ALTER TABLE ITFREQGRPRATMES ADD NRGRUPOPRATOSERV NUMBER NULL