Created
November 18, 2014 14:21
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on_off constraints
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SET SERVER OUTPUT ON; | |
WHENEVER SQLERROR EXIT; | |
DECLARE | |
v_sql VARCHAR2(32000); | |
CURSOR c_disableConstraints IS | |
SELECT 'alter table '||table_name||' disable constraint '||constraint_name sqlstatement | |
FROM USER_CONSTRAINTS | |
WHERE constraint_type IN ('R','U','P') | |
ORDER BY DECODE (CONSTRAINT_TYPE, 'R', 1, 'U', 2, 'P', 3); | |
CURSOR c_enableConstraints IS | |
SELECT 'alter table '||table_name||' enable constraint '||constraint_name sqlstatement | |
FROM USER_CONSTRAINTS | |
WHERE constraint_type IN ('R','U','P') | |
ORDER BY DECODE (CONSTRAINT_TYPE, 'R', 1, 'U', 2, 'P', 3) DESC; | |
BEGIN | |
FOR v_disableConstraint IN c_disableConstraints LOOP | |
v_sql := v_disableConstraint.sqlstatement; | |
DBMS_OUTPUT.PUT_LINE(v_sql); | |
EXECUTE IMMEDIATE (v_sql); | |
END LOOP; | |
FOR v_enableConstraint IN c_enableConstraints LOOP | |
v_sql := v_enableConstraint.sqlstatement; | |
DBMS_OUTPUT.PUT_LINE(v_sql); | |
EXECUTE IMMEDIATE (v_sql); | |
END LOOP; | |
END | |
; |
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Disable and enable all constraints (respecting order (FK/UC/PK))