我想知道如何在mysql中删除包含空格的列。尝试了以下操作,并获得了以下异常:ERROR 1064 (42000): You have an errorin yourSQLsyntax; check the manual that corresponds to your MySQLserverversion for the right syntaxto use near ' 浏览15提问于2016-11-09得票数0 ...
Applies to: SQL Server 2016 (13.x) and later Azure SQL Database Azure SQL Managed InstanceDrops a column encryption key from a database.Transact-SQL syntax conventionsSyntaxsyntaxsql Kopéieren DROP COLUMN ENCRYPTION KEY key_name [;] Arguments...
Transact-SQL syntax conventionsSyntaxsyntaxsql კოპირება sp_repldropcolumn [ @source_object = ] N'source_object' , [ @column = ] N'column' [ , [ @from_agent = ] from_agent ] [ , [ @schema_change_script = ] N'schema_change_script' ] [ , [...
public boolean supportsAlterTableWithDropColumn() 返回值 如果支持,则值为 true。 否则为false。 例外 SQLServerException 备注 此supportsAlterTableWithDropColumn 方法是由 java.sql.DatabaseMetaData 接口中的 supportsAlterTableWithDropColumn 方法指定的。
in a future version of SQL Server. Avoid using this syntax in new development work, and plan to modify applications that currently use the feature. Use the syntax specified under<drop_relational_or_xml_or_spatial_index>instead. XML indexes can't be dropped using backward compatible syntax. ...
Transact-SQL 语法约定 语法 SQL Server 的语法(文件组和文件流以外的所有选项都适用于Azure SQL 数据库)。 syntaxsql DROPINDEX[IFEXISTS] {<drop_relational_or_xml_or_spatial_index>[ , ...n ] |<drop_backward_compatible_index>[ , ...n ] }<drop_relational_or_xml_or_spatial_index>::=index_...
Transact-SQL 语法约定 语法 SQL Server 的语法(文件组和文件流以外的所有选项都适用于Azure SQL 数据库)。 syntaxsql DROPINDEX[IFEXISTS] {<drop_relational_or_xml_or_spatial_index>[ , ...n ] |<drop_backward_compatible_index>[ , ...n ] }<drop_relational_or_xml_or_spatial_index>::=index_...
-- Syntax for SQL Server, Azure SQL Database, Warehouse in Microsoft FabricDROPTABLE[IFEXISTS] {database_name.schema_name.table_name|schema_name.table_name|table_name} [ ,...n ] [ ; ] syntaxsql -- Syntax for Azure Synapse Analytics and Parallel Data WarehouseDROPTABLE{database_name.sche...
sp_dropextendedproperty (Transact-SQL) 项目 2025/01/03 9 个参与者 反馈 本文内容 语法 参数 返回代码值 注解 显示另外 3 个 适用范围:SQL Server 删除现有的扩展属性。 Transact-SQL 语法约定 语法 syntaxsql sp_dropextendedproperty[ @name = ]N'name'[ , [ @level0type = ]'level0type'] [ , ...
mysql> ALTER ATBLE player RENAME COLUMN age to player_name; ERROR 1064 (42000): You have an errorinyour SQL syntax; check the manual that corresponds to your MySQL server versionforthe right syntax to use near'ATBLE player RENAME COLUMN age to player_name'at line 1 ...