標籤:autotask sql_tuning 生產上有一套11g資料庫alert.log報錯ORA-16957: SQL Analyze time limit interrupt。 查詢MOS相關文檔Troubleshooting: ORA-16957: "SQL Analyze time limit interrupt" Errors (文檔 ID 1275248.1) The ORA-16957 error is an internal
標籤:談一下oracle索引索引的應用:索引的分類:邏輯分類:單列索引 & 複合列索引create index i_emp_ename on emp (ename);create index i_emp_3 on emp (empno,ename,sal);非唯一鍵索引 & 唯一鍵索引create unique index i_emp_ename on emp (ename);基於函數的索引create index i_emp_ename on emp (lower(ename)
標籤:查詢所有表名:select t.table_name from user_tables t;查詢所有欄位名:select t.column_name from user_col_comments t;查詢指定表的所有欄位名:select t.column_name from user_col_comments t where t.table_name = ‘BIZ_DICT_XB‘;查詢指定表的所有欄位名和欄位說明:select t.column_name, t.column_name
標籤:Oracle log filesThe following Oracle log files are helpful for resolving issues with Oracle components:Table: Log files for Oracle RAC 10g Release 2Table: Log files for Oracle RAC 11g Release 2 and later versionsTable: Log files for Oracle