To create a new view in a database, you use the following Oracle CREATE VIEW statement: CREATE [OR REPLACE] VIEW view_name [(column_aliases)] AS defining-query [WITH READ ONLY] [WITH CHECK OPTION] Code language:
普通租户(Oracle 模式) SQL 语句 DDL CREATE TABLE 更新时间:2025-03-25 15:41:28 编辑 描述 该语句用来在数据库中创建一张新表。 语法 CREATE[GLOBALTEMPORARY]TABLEtable_name(table_definition_list)[table_option_list][partition_option][on_commit_option]CREATE[GLOBALTEMPORARY]TABLEtable_name(table_definit...
创建物化视图需要有CREATE TABLE权限。更多有关 OceanBase 数据库权限的详细介绍,请参见Oracle 模式下的权限分类。 语法 CREATEMATERIALIZEDVIEWview_name[column_list][table_option_list][partition_option][refresh_clause]ASview_select_stmt;column_list:(column_name[,column_name...])refresh_clause: REFRESH[COM...
Since thememberstable has a primary key columnmember_id, Oracle creates a new index for this column. To view all indexes of a table, you query from theall_indexesview: SELECTindex_name, index_type, visibility,statusFROMall_indexesWHEREtable_name ='MEMBERS';Code language:SQL (Structured Query...
Oracle Database Conceptsfor information on materialized views in general CREATE TRIGGERfor more information about theINSTEADOFclause FORCE SpecifyFORCEif you want to create the view regardless of whether the base tables of the view or the referenced object types exist or the owner of the schema con...
Oracle Database SQL言語リファレンス11g リリース1(11.1)E05750-03 目次 索引 17 SQL文: CREATE TYPE～DROP ROLLBACK SEGMENTこの章では、次のSQL文について説明します。CREATE TYPE CREATE TYPE BODY CREATE USER CREATE VIEW DELETE DISASSOCIATE STATISTICS DROP CLUSTER DROP CONTEXT DROP DATABASE DROP ...
To access the data of the View, we can use the SELECT query. To view the data ofvwEmployees, run the following query: mysql> select * from vwEmployees; Output: Filter the Data of the View Using the WHERE Clause We can filter the View output using the WHERE clause. In our case, we...
To avoid a FOREIGN KEY constraint Error, replace 1003 with 1002 in the department_id of the last insert statement. 5. CHECK Constraint In Oracle, you can use the CHECK constraint to impose specific conditions or rules on the values stored in a column. ...
create view as EXEC sp Create view dynamic pivot create view from stored procedure Create view with NOLOCK CREATE VIEW WITH PRIMARY KEY CREATE/ALTER PROCEDURE' must be the first statement in a query batch. Create/Alter view with declare variable Created a new column in a select statement .How...
Creates a view in a database. The view isn't physically materialized; the query that defines the view is run every time the view is referenced in a query. To create a view with an external table, include the WITH NO SCHEMA BINDING clause. ...