標籤:Oracle 伺服器啟後,使用Toad 用戶端串連oracle 時候,遇到下面的錯誤:oracle ORA-12514: TNS: no listenerTNS: listener does not currently know of SID give in connect descriptor 第一步:啟動TNS監聽[[email protected] ~]$ lsnrctl startLSNRCTL for Linux: Version 11.2.0.1.0 -
標籤:execute the following commands by using system account login oracle: >sqlplus system/[email protected]:1522/xe;SQL*Plus: Release 12.1.0.1.0 Production on Tue Sep 22 20:16:29 2015Copyright (c) 1982, 2013, Oracle. All rights reserved.
標籤:--:自己主動調教計劃begin dbms_workload_repository.create_snapshot();end;select /*+ result_cache */ count(*) from (select * from HJ.dbtan where object_type=‘TABLE‘ ORDER BY 1 DESC ,2 ASC ,3 DESC ,4 ASC);begin dbms_workload_repository.
標籤:Oracle/PLSQL: LPAD FunctionThis Oracle tutorial explains how to use the Oracle/PLSQL LPAD function with syntax and examples.DescriptionThe Oracle/PLSQL LPAD function pads the left-side of a string with a specific set of characters (when string1
標籤: -- 找到指定的snapselect snap_id, max(sample_time) from sys.wrh$_active_session_history group by snap_idorder by snap_id desc;-- AWRSELECT * FROM TABLE(dbms_workload_repository.awr_report_html( (select dbid from v$database), 1, 26663,