begin
DBMS_SCHEDULER.CREATE_SCHEDULE (
schedule_name => 'BPH_START_TRACE_SCHEDULE',
start_date => to_date(to_char(sysdate,'yyyy-MM-dd') || ' 15:00:00','yyyy-MM-dd hh24:mi:ss'),
repeat_interval => 'FREQ=DAILY;INTERVAL=1',
comments => 'every one day 10 PM start trace');
END;
/
BEGIN
DBMS_SCHEDULER.CREATE_PROGRAM (
program_name => 'BPH_START_TRACE_PROGEAM',
program_action => 'begin
EXECUTE IMMEDIATE alter system set sql_trace=true;
end ',
program_type => 'PLSQL_BLOCK',
enabled => TRUE);
END;
/
BEGIN
DBMS_SCHEDULER.CREATE_JOB (
job_name => 'BPH_START_TRACE_JOB',
program_name => 'BPH_START_TRACE_PROGEAM',
schedule_name => 'BPH_START_TRACE_SCHEDULE',
enabled => true);
END;
/
為什么上面的執行報例外，JOB執行不成功？
下面是例外資訊
ORA-06550: 第 2 行, 第 57 列:
PLS-00103: 出現符號 "ALTER"在需要下列之一時：
( - + case
mod new not null <an identifier>
<a double-quoted delimited-identifier> <a bind variable>
continue avg count current exists max min prior sql stddev
sum variance execute forall merge time timestamp interval
date <a string literal with character set specification>
<a number> <a single-quoted SQL string> pipe
<一個帶有字符集說明的可帶引號的字串文字>
<一個可帶引號的 SQL 字串> purge
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