The SQL CREATE TABLE command is used to create a database table. It can be used to create different types of database tables, such astemporary tables. However, in this article, I’ll only cover the regular database table. SQL Create Table Syntax The syntax for the SQL create table state...
磁碟型 CREATE TABLE 語法: syntaxsql 複製 CREATE TABLE { database_name.schema_name.table_name | schema_name.table_name | table_name } [ AS FileTable ] ( { <column_definition> | <computed_column_definition> | <column_set_definition> | [ <table_constraint> ...
Simple CREATE TABLE syntax (common if not using options): syntaxsql Copy CREATE TABLE { database_name.schema_name.table_name | schema_name.table_name | table_name } ( { <column_definition> } [ ,... n ] ) [ ; ] Full syntax Disk-based CREATE TABLE syntax: syntaxsql Copy CREATE...
An alias type based on a SQL Server system data type. Alias data types are created with the CREATE TYPE statement before they can be used in a table definition. The NULL or NOT NULL assignment for an alias data type can be overridden during the CREATE TABLE statement. However, the length...
syntaxsql Көшіру CREATE TABLE { database_name.schema_name.table_name | schema_name.table_name | table_name } ( { <column_definition> } | <computed_column_definition> | <column_set_definition> | [ <table_constraint> ] [ ,... n ] | [ <table_index> ] } [ ,...n ...
Here, the SQL command creates a database namedCompanieswith the columns:id,name,address,emailandphone. SQL CREATE TABLE Syntax CREATETABLEtable_name ( column1 datatype, column2 datatype, column3 datatype, ... ); Here, table_nameis name of the table you want to create column...
Syntax CREATETABLEnew_table_nameAS SELECTcolumn1, column2,... FROMexisting_table_name WHERE...; The following SQL creates a new table called "TestTable" (which is a copy of the "Customers" table): Example CREATETABLETestTableAS SELECT...
Use the XMLType_table syntax to create a table of datatype XMLType.Object tables (as well as XMLType tables, object views, and XMLType views) do not have any column names specified for them. Therefore, Oracle defines a system-generated column SYS_NC_ROWINFO$. You can use this column ...
您輸入的 SQL 陳述式包含無效的 CREATE TABLE 陳述式。 可能的原因: 拼錯或遺漏保留字或引數名稱。 標點符號不正確。 另請參閱 存取開發人員論壇 在support.office.com 上存取說明 在answers.microsoft.com 上存取說明 存取UtterAccess 上的論壇 存取開發人員和 VBA 程式設...
1>.查看CREATE TABLE的帮助信息 mysql>?CREATETABLEName:'CREATE TABLE'Description: Syntax:CREATE[TEMPORARY]TABLE[IF NOT EXISTS]tbl_name (create_definition,...)[table_options][partition_options]CREATE[TEMPORARY]TABLE[IF NOT EXISTS]tbl_name[(create_definition,...)][table_options][partition_options][...