DROP QUERY Test.BonusCalc FROM Employees.queryBonusCalc:drops the query Employees.BonusCalc(). 如果指定的查询不存在,DROP QUERY将生成SQLCODE-362错误。如果指定的类不存在,DROP QUERY将生成SQLCODE-360错误。如果指定的查询可以引用两个或多个查询,DROP QUERY将生成SQLCODE-361错误;必须指定一个类名来解决此歧义。
DROP QUERY BonusCalc FROM User.queryBonusCalc: drops the query SQLUser.BonusCalc(). DROP QUERY Test.BonusCalc FROM queryBonusCalc: drops the query SQLUser.BonusCalc(). DROP QUERY BonusCalc FROM Employees.queryBonusCalc:...
Flink SQL> show databases; +---+ | database name | +---+ | default_database | | alan_test | +---+ 2 rows in set Flink SQL> ALTER database default_catalog.alan_test set('createdate'='2023-11-20'); [INFO] Execute statement succeed. Flink SQL> show databases; +---+ | data...
开启AHI,drop执行了15s ,TPS/QPS 过程中降为0 代码语言:sql AI代码解释 mysql[localhost:5729]{root}(test)>droptablebmsql_stock;Query OK,0rowsaffected(15.75sec)[root@qiang1sysbench]# /opt/sysbench-x86_64/sysbench-1.0.17/bin/sysbench oltp_read_write.lua --mysql-host=10.186.17.104 --mysql-port...
構文およびセマンティクスの詳細は、『Oracle Database PL/SQL言語リファレンス』を参照してください。CREATE TYPE文を使用すると、オブジェクト型、SQLJオブジェクト型、名前付きの可変配列(VARRAY)、ネストした表型または不完全なオブジェクト型の仕様部を作成できます。CREATE TYPE文およびCREATE...
After an index is dropped, the resulting heap appears in thesys.indexescatalog view withNULLin thenamecolumn. To view the table name, joinsys.indexeswithsys.tablesonobject_id. For an example query, see example D. On multiprocessor computers that are running SQL Server 2005 Enterprise edition ...
How to Drop Table in SQL? The syntax to drop a table is as below: DROP TABLE table_name; DROP TABLE STUDENTS; The above query will drop the table ‘STUDENTS,’ i.e., the data and table definition for the table will be removed. So we need to be careful before executing a drop sta...
See Also:Oracle9i Data Warehousing Guidefor more information on materialized views and query rewrite Ifsubqueryrefers to remote objects, theINSERToperation can run in parallel as long as the reference does not loop back to an object on the local database. However, if thesubqueryin thedml_table_...
snapshots (SQL Server). Dropping a database snapshot clears entries in the plan cache associated with the database snapshot, not the instance as a whole. Clearing the plan cache causes a recompilation of all subsequent execution plans and can cause a sudden, temporary decrease in query ...
結構化查詢語言 (Access SQL) 彙總函式 子句 保留的關鍵字 全部 ALTER ASC/DESC AS BY CONTAINER CREATE 刪除 DROP FIRST FROM INDEX IN INSERT INTO JOIN LAST 啟用 SCHEMA SELECT SELECTSCHEMA SELECTSECURITY TABLE TO UPDATEIDENTITY UPDATE UPDATEOWNER ...