oracle中查看执行计划常用的方法
EXPLAIN PLAN命令AUTOTRACE开关DBMS_XPLAN10046事件
ORA-00245: control file backup failed
ORA-27037 ORA-00245
ORA-12850: 无法在所有指定实例上分配从属进程: 需要 2, 已分配 1
ORA-12850
RMAN还原遇到RMAN-06026,ORA-01180报错
RMAN-06026 RMAN-06023 ORA-01180
12cR1 rac恢复到单机文件系统测试
12c rac对单机的恢复 catalog start with set newname for datafile restore database recover database until scn
oracle之事务隔离级别
oracle之事务隔离级别 READ UNCOMMITTED READ COMMITTED REPEATABLE READ SERIALIZABLE
mysql之事务隔离级别
mysql中事务隔离级别 READ UNCOMMITTED READ COMMITTED REPEATABLE READ SERIALIZABLE
oracle中访问索引的几种方法
INDEX UNIQUE SCAN INDEX RANGE SCAN INDEX FULL SCAN NDEX FAST FULL SCAN INDEX SKIP SCAN
什么是PSU、BP、RU-RUR
Bundle Patch (BP),Patch Set Update (PSU),Security Patch Update (SPU)
源码安装mysql5.6.35
源码安装 mysql5.6.35
oracle 12c 中如何快速克隆一个pdb
克隆pdb alter pluggable database FROM datafile online move