CREATE TABLE table_name (column_name column_type) (4) 删除表 DROP TABLE table_name (5) 添加表字段 ALTER TABLE table_name ADD new_column DATATYPE (6) 修改表字段类型 ALTER TABLE table_name MODIFY column_name NEW_DATATYPE (7) 修改表字段名称 ALTER TABLE table_name CHANGE old_column_name ...
SQL Server Management Studio。 如需詳細資訊,請參閱修改資料行 (資料庫引擎)。 使用SQL Server 管理物件 (SMO) 中的 Column.Collation 屬性。 無法變更目前由下列任何一個項目參考的資料行定序: 計算資料行 索引 分布統計資料,不論是自動產生或由 CREATE STATISTICS 陳述式生成 檢查條件約束 外鍵約...
在SQL Server Management Studio提供的查询分析器中,可以定义Transact-SQL的CREATE TABLE语句创建数据表。其语法格式如下:CREATE TABLE [ database_name . [ schema_name ] . | schema_name . ] table_name ( { <column_definition> | <computed_column_definition> } [ ] [ ,...n ] ) [ ON { parti...
Applies to: SQL Server 2008 (10.0.x) SP 1 and later versions. Specifies the assembly and method to which the created function name shall refer. assembly_name - must match a value in the name column of SELECT * FROM sys.assemblies;. The name that was used on the CREATE ASSEMBLY statemen...
Applies to: SQL Server 2008 (10.0.x) SP 1 and later versions. Specifies the assembly and method to which the created function name shall refer. assembly_name - must match a value in the name column of SELECT * FROM sys.assemblies;. The name that was used on the CREATE ASSEMBLY statemen...
Creating or altering a table column. You can specify collations for each character string column using the COLLATE clause of the CREATE TABLE or ALTER TABLE statement. You can also specify a collation when you create a table using SQL Server Enterprise Manager. If you do not specify a collatio...
[ ; ] <column_definition> ::= column_name <data_type> [ FILESTREAM ] [ COLLATE collation_name ] [ SPARSE ] [ MASKED WITH ( FUNCTION = 'mask_function' ) ] [ [ CONSTRAINT constraint_name ] DEFAULT constant_expression ] [ IDENTITY [ ( seed , increment ) ] ] [ NOT FOR REPLICATION ...
type="CharTerm" TERMINATOR="\r\n" MAX_LENGTH="30" COLLATION="SQL_Latin1_General_CP1_CI_AS"/> </RECORD> <ROW> <COLUMN SOURCE="1" NAME="PersonID" xsi:type="SQLSMALLINT"/> <COLUMN SOURCE="3" NAME="FirstName" xsi:type="SQLVARYCHAR"/> <COLUMN SOURCE="4" NAME="LastName" xsi:...
You can also specify a collation when you create a table using SQL Server Management Studio. If you do not specify a collation, the column is assigned the default collation of the database. You can also use the database_default option in the COLLATE clause to specify that a column in a...
column_name <data_type> [ FILESTREAM ] [ COLLATE collation_name ] [ NULL | NOT NULL ] [ [ CONSTRAINT constraint_name ] DEFAULT constant_expression [ WITH VALUES ] | IDENTITY [ ( seed , increment ) ] [ NOT FOR REPLICATION ] ] [ ROWGUIDCOL ] [ SPARSE ] [ ENCRYPTED WITH ( COLUMN_...