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
1 CREATE DATABASE 句法 2 3 CREATE DATABASE [IF NOT EXISTS] db_name 4 5 CREATE DATABASE 以给定名字创建一个数据库。允许的数据库名规则在章节 6.1.2 数据库、表、索引、列和别名 中被给出。 如果数据库已经存在,并且你...
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...
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 the sys.indexes catalog view with NULL in the name column. To view the table name, join sys.indexes with sys.tables on object_id. For an example query, see example D. On multiprocessor computers that are running SQL Server 2005 En...
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 ...
The above query will provide the below result: How to Rename Table in SQL? It happens that we want to rename the table sometime after we have created it. ALTER TABLE statement is used to rename the table. ALTER TABLE table_name RENAME TO table_name_new; ...
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 ...
INFORMATION_SCHEMA.INNODB_TABLESPACES === In order to determine if an inactive undo tablespace is empty and ready to drop, the user can query INFORMATION_SCHEMA.INNODB_TABLESPACES. There will be a new column called "STATE". This worklog will implement this display column. This state will be p...
To display a list of existing procedures, query thesys.objectscatalog view. To display the procedure definition, query thesys.sql_modulescatalog view. Permissions RequiresCONTROLpermission on the procedure, orALTERpermission on the schema to which the procedure belongs, or membership in thedb_ddladmin...