Conformance Rules Without Feature S051, "Create table of type", conforming SQL language shall not contain "OF <path-resolved user-defined type name>". Subclause 11.32, "<view definition>": <referenceable view specification> ::= OF <path-resolved user-defined type name> [ <subvi...
5、自定义类型:type / create type。 二:type / create type 区别联系 相同: 可用用关键字create type 或者直接用type定义自定义类型, 区别: create type 变量 as table of 类型 -- create type 变量 as object( 字段1 类型1, 字段2 类型2 ); --- 与type 变量 is table of 类型 -- type 变量 is ...
自定义类型有两种创建方式:type和create type相同点:可用关键字create type或者直接用type定义自定义类型区别:create后面用as,type后面用is;create创建的是object,type创建的是record;type用在语句块中,create是独立的 注意:type是局部类型,create type是全局类型 create type 变量 as table of 类型 create type 变量...
RequirementType of Table Create a table with a header or footer. Formal table, if the header or footer has multiple rows. The separate header, body, and footer sections facilitate adding content to and formatting the header, body, or footer. ...
PLSQL问题:table 一个TYPE的定义:create or replace type FND_TABLE_OF_VARCHAR2_4000 as table of varchar2(100)我想知道这个类型到底是什么,table 相关知识点: 试题来源: 解析 这个类型是VARCHAR2类型的索引表,你可以拿这个类型定义一个变量,可以作为集合使用,类似数组. table of 没什么意思, 应该分开来看...
When Show map is selected, displays a compact representation of the tables on the canvas. Table actions menu: Hide data or View data. Closes or displays the table row editor. Row ownership. Select the ownership type as either user or team, or organization. Properties. Edit the table display...
( <table_option> [ ,...n ] ) ] [ ; ] <column_definition> ::= column_name <data_type> [ FILESTREAM ] [ COLLATE collation_name ] [ NULL | NOT NULL ] [ [ CONSTRAINT constraint_name ] DEFAULT constant_expression ] | [ IDENTITY [ ( seed ,increment ) ] [ NOT FOR REPLICATION ]...
( <table_option> [ ,...n ] ) ] [ ; ] <column_definition> ::= column_name <data_type> [ FILESTREAM ] [ COLLATE collation_name ] [ NULL | NOT NULL ] [ [ CONSTRAINT constraint_name ] DEFAULT constant_expression ] | [ IDENTITY [ ( seed ,increment ) ] [ NOT FOR REPLICATION ]...
Microsoft Access 数据库引擎不支持将 CREATE TABLE 或任何 DDL 语句与非 Microsoft Access 数据库引擎数据库结合使用。 请改用 DAOCreate方法。 语法 CREATE [TEMPORARY] TABLE table(field1 类型[ (size) ] [NOT NULL] [WITH COMPRESSION |WITH COMP] [index1] [,field2type[ (size) ] [NOT NULL] [inde...
CREATE TABLEtable-nameElement-listOFtype-name1typed-table-optionsLIKEtable-name1view-namenicknamecopy-optionsas-result-tablecopy-optionsmaterialized-query-definitionstaging-table-definition●ORGANIZE BYROWCOLUMNROW USING1Dimensions-clauseKEY SEQUENCEsequence-key-specINSERT TIME●DATA CAPTURENONECHANGES●tablespace...