Alters the table. 命名空間: Microsoft.SqlServer.Management.Smo 組件: Microsoft.SqlServer.Smo (在 Microsoft.SqlServer.Smo.dll 中) 語法 C# 複製 public void Alter() 實作 IAlterable. . :: . .Alter() () () () 請參閱 參考 UserDefinedTableType 類別 Microsoft.SqlServer.Management.Smo 命名空...
syntaxsql Copy ALTER TABLE { database_name.schema_name.table_name | schema_name.table_name | table_name } { ALTER COLUMN column_name { [ type_schema_name. ] type_name [ ( { precision [ , scale ] | max | xml_schema_collection } ) ] [ COLLATE collation_name ] [ NULL | NOT ...
<optionspec>::= { <db_state_option> | <db_user_access_option> | <db_update_option> | <external_access_option> | <cursor_option> | <auto_option> | <sql_option> | <recovery_option> | <database_mirroring_option> | <service_broker_option> | <date_correlation_optimization_option> | ...
Learn more about the Microsoft.SqlServer.TransactSql.ScriptDom.AlterTableAlterPartitionStatement.AlterTableAlterPartitionStatement in the Microsoft.SqlServer.TransactSql.ScriptDom namespace.
syntaxsql Copy ALTER TABLE { database_name.schema_name.table_name | schema_name.table_name | table_name } { ALTER COLUMN column_name { [ type_schema_name. ] type_name [ ( { precision [ , scale ] | max | xml_schema_collection } ) ] [ COLLATE collation_name ] [ NULL | NOT ...
CreateTableStatement CreateTriggerStatement CreateTypeStatement CreateTypeTableStatement CreateTypeUddtStatement CreateTypeUdtStatement CreateUserStatement CreateViewStatement CreateWorkloadClassifierStatement CreateWorkloadGroupStatement CreateXmlIndexStatement CreateXmlSchemaCollectionStatement CreationDispositionKeyOption ...
Scalar-type names such as system and user-defined types Full-text catalog names Column or parameter names within an object Index names within a table Duplicate names resulting from the new collation cause the change action to fail, and SQL Server returns an error message specifying the namespace...
CreateTypeStatement CreateTypeTableStatement CreateTypeUddtStatement CreateTypeUdtStatement CreateUserStatement CreateViewStatement CreateWorkloadClassifierStatement CreateWorkloadGroupStatement CreateXmlIndexStatement CreateXmlSchemaCollectionStatement CreationDispositionKeyOption CredentialStatement Cryp...
Scalar-type names such as system and user-defined types Full-text catalog names Column or parameter names within an object Index names within a table Duplicate names resulting from the new collation cause the change action to fail, and SQL Server returns an error message specifying the namespace...
mysql> CREATE TABLE table_name( name VARCHAR(50) NOT NULL); ERROR 1050 (42S01): Table'table_name'already exists mysql> 删除表的基本SQL语法格式为: DROPTABLEtable_name;DROPTABLE[IFEXISTS] table_name; DROP TABLE table_name;删除一个名为 table_name的表 ...