boolean apply(SQLDropIndexStatement x) SQLCreateTableStatement clone() void cloneTo(SQLCreateTableStatement x) String computeName() boolean containsDuplicateColumnNames() boolean containsDuplicateColumnNames(boolean throwException) SQLColumnDefinition findColumn(long columName_hash) SQLColumnDefinition...
The Syntax for the CREATE TABLE Statement is:CREATE TABLE table_name (column_name1 datatype, column_name2 datatype, ... column_nameN datatype ); table_name - is the name of the table. column_name1, column_name2... - is the name of the columns datatype - is the datatype ...
要确定当前设置,请调用$SYSTEM.SQL.CurrentSettings()方法,该方法显示a Do classes created by a DDL CREATE TABLE statement define a bitmap extent index。 如果在创建位图索引后,对自动定义位图范围索引的表调用CREATE BITMAPEXTENT INDEX,则先前定义的位图范围索引将重命名为CREATE BITMAPEXTENT INDEX语句指定的名...
FROMexisting_table_name WHERE...; The following SQL creates a new table called "TestTable" (which is a copy of the "Customers" table): Example CREATETABLETestTableAS SELECTcustomername, contactname FROMcustomers; Exercise? What is the primary purpose of the SQLCREATE TABLEstatement? To...
Oracle PL/SQL:CREATE TABLE statement: create a table with primary key.CREATE TABLE statement can be used to create table objects in database. It is possible to add constraints like primary key ,foreign key while table creation.Primary key is the unique identifier for a row of data.One ...
CREATE TABLE 敘述句 (SQL CREATE TABLE Statement) CREATE TABLE 是我們在資料庫中用來建立一個新資料表的語法。 CREATE TABLE 語法 (Syntax) CREATETABLEtable_name ( column_name1 data_type, column_name2 data_type, column_name3 data_type, ···...
Here is the syntax to be used with SQL CREATE TABLE Statement: sql CREATETABLE[IFNOTEXISTS] [Database_name].[Schema_name].table_name ( Column_name datatype [UNIQUE[KEY]|[[PRIMARY] KEY]|CONSTRAINT(NOTNULL|NULL, VISIBLE|INVISIBLE|DEFAULT|CHECK], Column_name datatype [UNIQUE[KEY]|[[PRIMARY...
[SqlColumnNumber=4,SqlFieldName=Pat_Num];/// Bitmap Extent Index auto-generated by DDL CREATE TABLE statement. Do not edit the SqlName of this index.Index DDLBEIndex[Extent,SqlName="%%DDLBEIndex",Type=bitmap];/// DDL Primary Key SpecificationIndex PatientPK On PatNum[PrimaryKey,SqlName...
要确定当前设置,请调用$SYSTEM.SQL.CurrentSettings()方法,该方法显示a Do classes created by a DDL CREATE TABLE statement define a bitmap extent index。 如果在创建位图索引后,对自动定义位图范围索引的表调用CREATE BITMAPEXTENT INDEX,则先前定义的位图范围索引将重命名为CREATE BITMAPEXTENT INDEX语句指定的...
The CREATE TABLE statement defines a table. The definition must include its name and the names and attributes of its columns. The definition can include other attributes of the table, such as its primary key and its table space. Invocation for CREATE TABLE This statement can be embedded in ...