在Oracle数据库中,可以通过启用和配置SQL Trace功能来记录所有失败的SQL语句。以下是详细步骤:
ALTER SESSION SET EVENTS '10046 trace name context forever, level action';
CREATE TABLE failed_sql_statements (
id NUMBER GENERATED BY DEFAULT ON NULL AS IDENTITY,
sql_text CLOB,
error_message CLOB,
timestamp TIMESTAMP
);
CREATE OR REPLACE PROCEDURE handle_failed_sql (
p_sql_text CLOB,
p_error_message CLOB
) AS
BEGIN
INSERT INTO failed_sql_statements (sql_text, error_message, timestamp)
VALUES (p_sql_text, p_error_message, SYSTIMESTAMP);
END;
CREATE OR REPLACE TRIGGER failed_sql_trigger
AFTER SERVERERROR ON DATABASE
DECLARE
v_sql_text CLOB;
v_error_message CLOB;
BEGIN
SELECT SQL_TEXT, ERROR_MESSAGE
INTO v_sql_text, v_error_message
FROM SYS.V_$SQL_PLAN_STATISTICS_ALL
WHERE SQL_ID = SYS_CONTEXT('USERENV', 'CURRENT_SQL_ID');
handle_failed_sql(v_sql_text, v_error_message);
END;
SELECT * FROM nonexistent_table;
SELECT * FROM failed_sql_statements;
通过以上步骤,您可以在Oracle数据库中记录所有失败的SQL语句。请注意,这些步骤可能会对数据库性能产生影响,因此在生产环境中使用时要谨慎。
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