ORA-14551: 无法在查询中执行 DML 操作 解决方法

ORA-14551: 无法在查询中执行 DML 操作 解决方法

--创建测试表
create table fn_dml_test
(
ID NUMBER(20),
text VARCHAR2(200)
)

--创建函数
CREATE OR REPLACE FUNCTION fn_test(ID NUMBER) RETURN NUMBER
IS
/*
14551, 00000, "cannot perform a DML operation inside a query "
// *Cause: DML operation like insert, update, delete or select-for-update
// cannot be performed inside a query or under a PDML slave.
// *Action: Ensure that the offending DML operation is not performed or
// use an autonomous transaction to perform the DML operation within
// the query or PDML slave.
*/
pragma AUTONOMOUS_TRANSACTION;
BEGIN
INSERT INTO fn_dml_test(id,text) values(ID,'success');
COMMIT;
RETURN 1;
EXCEPTION
WHEN OTHERS THEN
INSERT INTO fn_dml_test(id,text) values(ID,'fail');
COMMIT;
RETURN 0;
END;

--查询验证
SELECT fn_test(1) from dual

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