文档解释 ORA-24406: API mode switch is disallowed when a call is in progress. Cause: A mode switch from OCI8 to OCI7 was attempted in a callback. Ac……

文档解释 ORA-23500: cannot switch master for a multi-tier materialized view repgroup “string”.”string” Cause: An attempt was made to switch master f……

文档解释 ORA-56717: SWITCH_TIME is set without specifying SWITCH_GROUP Cause: The plan directive specifies a SWITCH_TIME without a SWITCH_GROUP. Act……

文档解释 ORA-19653: cannot switch to older file incarnation Cause: SWITCHTOCOPY was called with a datafile copy for a datafile that was dropped prio……

文档解释 ORA-24783: Cannot switch non-migratable transactions Cause: An attempt was made to prepare/commit a txn different from current. Action: Non……

文档解释 ORA-23644: Cannot switch to apply-state checkpoint mode (Capture string) Cause: Switch to apply-state checkpoint mode was prevented by a pr……

文档解释 Error number: MY-013937; Symbol: ER_RES_GRP_FAILED_TO_SWITCH_RESOURCE_GROUP; SQLSTATE: HY000 Message: Failed to switch resource group. %s ……

文档解释 Error number: 3746; Symbol: ER_TEMP_TABLE_PREVENTS_SWITCH_GLOBAL_BINLOG_FORMAT; SQLSTATE: HY000 Message: Changing @@global.binlog_format or……

文档解释 Error number: 3578; Symbol: ER_SWITCH_TMP_ENGINE; SQLSTATE: HY000 Message: ‘%s’ requires @@internal_tmp_disk_storage_engine=InnoDB （Error……

1、构建字典。前面key的数字代表用户输入的功能序号。value代表相应的功能函数。 这些函数是根据业务需求实现的普通函数。 2、使用循环。捕捉用户输入，然后……