Monday, 7 February 2022

unique constraint on a column with duplicate values

 CREATE INDEX PIPURINV_COMPSUPINVNO_IN ON oa_jk_purinv.pi_pur_invoice_hdr ( comp_code,sup_code,purinv_no)

/

ALTER TABLE oa_jk_purinv.pi_pur_invoice_hdr

ADD CONSTRAINT PIPURINV_COMPSUPINVNO_UK UNIQUE  ( comp_code,sup_code,purinv_no) ENABLE NOVALIDATE 

No comments:

Post a Comment

hr schema

 CREATE TABLE regions     ( region_id      NUMBER         CONSTRAINT  region_id_nn NOT NULL      , region_name    VARCHAR2(25)      );      ...