Alias column with variable value in SQL Script All MonthNames and Month numbers in sql server All queries combined using a UNION, INTERSECT or EXCEPT operator must have an equal number of expressions in their target lists. all the events in the workload were ignored due to syntax errors.the ...
2021-07-01:27:01.148214 6 rows in set (0.026 sec MySQL [test]> flashback table_recycle$_1_1625120821149376 before drop rename to t3; ERROR 1064 (): You have an in yourSQL syntax; check the manual that correspondsto your OceanBase versionfor the right syntax to usenear ‘back table...
在mariadb中,表版本化是10.3.4开始引入的,参考了SQL:2011的标准,截止本文编写,mariadb 10.3系列的最新版本为MariaDB 10.3.10 Stable,10.3.7发布第一个GA版本。如下: 所以新是有点新,具体看怎么办了。。。 TheCREATE TABLEsyntax has been extended to permit creating a system-versioned table. To be system-...
In MariaDB one can also use a simplified syntax: CREATE TABLE t ( x INT ) WITH SYSTEM VERSIONING; 1. 2. 3. In the latter case no extra columns will be created and they won't clutter the output of, say,SELECT * FROM t. The versioning information will still be stored, and it can...
Placement Rules in SQL System Tables Metadata Lock TiDB Accelerated Table Creation UI Telemetry Error Codes Table Filter Schedule Replicas by Topology Labels URI Formats of External Storage Services FAQs Release Notes Glossary TiDB v6.4.0 introduces theFLASHBACK DATABASEsyntax. You can useFLASHBACK DAT...
--在PL/SQL 代码中使用该包的方法: (1)Specify apast time by invoking either DBMS_FLASHBACK.ENABLE_AT_TIME or DBMS_FLASHBACK.ENABLE_AT_SYSTEM_CHANGE_NUMBER. (2)Performregular queries (that is, queries without special flashback-feature syntax suchas AS OF). Do not perform DDL or DML operat...
```sql SELECT * FROM mysql.tidb WHERE variable_name = 'tikv_gc_safe_point'; ``` As long as a database is deleted by `DROP` after the `tikv_gc_safe_point` time, you can use `FLASHBACK DATABASE` to restore the database. ## Syntax ```sql FLASHBACK DATABASE DBName [TO newDBNam...
In the syntax tree, TIMECAPSULE {TIMESTAMP | CSN} expression is a new expression for the flashback function. TIMECAPSULE indicates that the flashback function is used. TIMESTAMP and CSN indicate that the flashback function uses specific time point information or commit sequence number (CSN) inf...
EXPDP syntax : expdp userid=<LOGIN> dumpfile=<DUMP_NAME>_%U.dmp logfile=<LOG_NAME>.log filesize=28000m flashback_scn=$SCN parallel=5 cluster=N full=y Error Message : ORA-31693: Table data object "<SCHEMA_NAME>"."<TABLE_NAME>" failed to load/unload and is being skipped due to er...
--使用Flashback Version Query 特性可以来查询指定时间内的metadata 和 historical data。每行记录version的metadata包括开始时间和结束时间,操作类型,使用时,在SQL 语句中指定versions between 子句就可以了。 1.1.3 Oracle FlashbackTransaction Query Use this featureto retrieve metadata and historical data for a ...