Oracle CREATE VIEWSummary: in this tutorial, you will learn how to use the Oracle CREATE VIEW statement to create a new view in the database. Oracle CREATE VIEW syntax To create a new view in a database, you use the following Oracle CREATE VIEW statement: ...
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...
第二十四章 SQL命令 CREATE VIEW(一) 创建视图 大纲 CREATE [OR REPLACE] VIEW view-name [(column-commalist)] AS select-statement [ WITH READ ONLY | WITH [level] CHECK OPTION ] 参数 view-name - 正在创建的视图的名称。有效的标识符,受与表名相同的附加命名限制。视图名称可以是限定的(schema.view...
Oracle SQL create或replace view使用/不使用列名是指在创建或替换视图时是否指定列名。 使用列名的语法如下: 代码语言:txt 复制 CREATE OR REPLACE VIEW view_name (column1, column2, ...) AS SELECT column1, column2, ... FROM table_name WHERE condition; ...
Statement dependency system View definitions are dependent on the tables and views referenced within the view definition. DML (data manipulation language) statements that contain view references depend on those views, as well as the objects in the view definitions that the views are dependent on. S...
第二十四章 SQL命令 CREATE VIEW(一) 创建视图 大纲 CREATE[ORREPLACE]VIEW view-name[(column-commalist)] ASselect-statement [WITH READ ONLY|WITH[level]CHECK OPTION] 1. 2. 3. 参数 view-name - 正在创建的视图的名称。有效的标识符,受与表名相同的附加命名限制。视图名称可以是限定的...
这个关键字短语没有提供ALTER VIEW不可用的功能。 它是为兼容Oracle SQL代码而提供的。 Without OR REPLACE 默认情况下,如果指定CREATE VIEW, IRIS将拒绝使用现有视图的名称创建视图的尝试,并发出SQLCODE -201错误。 要确定当前设置,调用$SYSTEM.SQL.CurrentSettings(),它为现有的表或视图设置显示一个Allow DDL CREATE...
CREATE [OR REPLACE] [ALGORITHM = {UNDEFINED | MERGE | TEMPTABLE}] [DEFINER = user] [SQL SECURITY { DEFINER | INVOKER }] VIEW view_name [(column_list)] AS select_statement [WITH [CASCADED | LOCAL] CHECK OPTION] The CREATE VIEW statement creates a new view, or replaces an existing vie...
15.1.23 CREATE VIEW Statement CREATE[ORREPLACE][ALGORITHM={UNDEFINED|MERGE|TEMPTABLE}][DEFINER=user][SQLSECURITY{DEFINER|INVOKER}]VIEWview_name[(column_list)]ASselect_statement[WITH[CASCADED|LOCAL]CHECKOPTION] TheCREATE VIEWstatement creates a new view, or replaces an existing view if theOR REPLAC...
Oracle CREATE TABLE statement example# The following example shows how to create a new table namedpersonsin theotschema: CREATETABLEot.persons( person_idNUMBERGENERATEDBYDEFAULTASIDENTITY, first_nameVARCHAR2(50)NOTNULL, last_nameVARCHAR2(50)NOTNULL, PRIMARYKEY(person_id) );Code language:SQL (Str...