可以喔,太棒了 var dataTable = _db.Utilities.ListToDataTable(voucherTypes);var s = new SugarParameter("@s", dataTable);s.TypeName = "RedeemVoucherType";var result = await _db.Ado.SqlQueryAsync<dynamic>(@"SELECT v1.* FROM VoucherRedeemPool v1 JOIN @s v2 ON v1.VoucherNumber = v2....
Azure SQL 托管实例 显示SQL Server 中用户定义的表类型的属性。 表类型是指无法从其中声明表变量或表值参数的类型。 每个表类型都有一个type_table_object_id,它是 sys.objects目录视图中的外键。 可以使用此 ID 列查询各种目录视图,其方式类似于常规表的object_id列,以发现表类型的结构,例如其列和约束。
User-Defined Table Types In SQL Server 2008, a user-defined table type is a user-defined type that represents the definition of a table structure. You can use a user-defined table type to declare table-valued parameters for stored procedures or functions, or to declare table variables that ...
Starting with SQL Server 2014 (12.x), new syntax was introduced which allows you to create certain index types inline with the table definition. Using this new syntax, you can create indexes on table variables as part of the table definition. In some cases, performance may improve by using...
SQL 概要 インストール セキュリティで保護 開発 管理 分析 リファレンス トラブルシューティング リソース Azure portal SQL Server のダウンロード このトピックの一部は機械翻訳または AI 翻訳されている場合があります。バ...
Columns that are of thentext,text,varchar(max),nvarchar(max),varbinary(max),xml, orimagedata types cannot be specified as columns for an index. column Is a column or list of columns specified in parentheses that are used in a new constraint. ...
Data Types Show 2 more Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance SQL database in Microsoft Fabric Specifies a set of row value expressions to be constructed into a table. The Transact-SQL table value constructor allows multiple rows of data to be specified in a si...
Applies to:SQL ServerAzure SQL DatabaseAzure SQL Managed Instance A computed column is a virtual column that isn't physically stored in the table, unless the column is markedPERSISTED. A computed column expression can use data from other columns to calculate a value for the column to which...
If you are trying to use a table type that is not compiled-in or activated, MySQL will instead create a table of type MyISAM. This is a very useful feature when you want to copy tables between different SQL servers that support different table types (like copying tables to a slave that...
Data Types Show 2 more Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance SQL database in Microsoft Fabric Specifies a set of row value expressions to be constructed into a table. The Transact-SQL table value constructor allows multiple rows of data to be specified in a ...