//5:S/Row-X 共享行独占(SRX):共享行级排它锁,阻止其他事务操作,share/sub exclusive --Lock Share Row Exclusive,具体来讲有主外键约束时update / delete … ; 可能会产生4,5的锁。 //6:exclusive 独占(X):排它锁,独立访问使用,exclusive --Alter table, Drop table, Drop Index, Truncate table, Lo...
Section 28.3.38, “The INFORMATION_SCHEMA TABLES Table” Section 1.2.2, “The Main Features of MySQL” Section 18.2, “The MyISAM Storage Engine” Section 9.6.1, “Using myisamchk for Crash Recovery” Section 7.9.1.6, “Using Server Logs to Find Causes of Errors in mysqld” Section 10.12...
change the size of a disk DROP – to delete something, e.g. a dropping a disk DESCRIBE – to display the various attributes of an objectThere are more verbs but these five are the most common ones among the CellCLI commands.Let’s see how they are used in common operations. In the ...
DatasetSchemaDataElement DatasetStorageFormat 数据集 DataworldLinkedService DayOfWeek DaysOfWeek Db2AuthenticationType Db2LinkedService Db2Source Db2TableDataset DeleteActivity DeleteDataFlowDebugSessionRequest DelimitedTextDataset DelimitedTextReadSettings DelimitedTextSink DelimitedTextSource DelimitedTextWriteSettings De...
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Public Commands: visible in all database platforms Instruction help: Show help information,Use"help <command>"to show the detail information of other commands, or"help help"to see more usage of thehelpcommand. The default database platform isOracle, to switch to other platform, use the"set ...
INFO[RMATION] {[schema.]object[@connect_identifier]} I[NPUT] [text] L[IST] [n|n m|n* |nLAST | * | *n| * LAST | LAST] LOAD [schema.]table_name[@db_link]file_name OERR <facility> <error> PASSW[ORD] [username] PAU[SE] [text] ...
Oracle Database - Enterprise Edition - Version 12.1.0.1 and later: DROP INDEX COMMAND EXECUTED FROM WITHIN A FUNCTION RETURNS ORA-01418 - INDEX IS DROPPED BUT RETURN
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What is the impact of `DROP TABLE` on related views and stored procedures? How does `CASCADE` option work with `DROP TABLE` command? Are there any database-specific considerations when using `DROP TABLE`? How to drop a table that is part of a schema in databases like PostgreSQL or SQL...