l GOTO l WIATFOR 用于暂停执行SQL语句 l WIATFOR DELAY ‘0.0.10’ 暂停指定10秒 l Return语句,和break类型,但return语句可以返回一个整型值 l创建视图 l 可以在企业管理器中直接创建,或者用create view view_name as select * from A,B where A.name=b.name语句创建视图 l 三个关于视图的存储过程: sp...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft FabricReturns a null value if the two specified expressions are equal. For example, SELECT NULLIF(4,4) AS ...
oracle nvl,nvl2,coalesce几个函数的区别 2016-11-03 16:43 −1.nvl(exp1,exp2) NVL lets you replace null (returned as a blank) with a string in the results of a query. If expr1 is null, then ... 费曼带我飞 0 3112 <123>
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric SQL database in Microsoft Fabric Returns a null value if the two specified expressions are equal. For...
Works in: SQL Server (starting with 2008), Azure SQL Database, Azure SQL Data Warehouse, Parallel Data WarehouseMore ExamplesExample Compare two expressions: SELECT NULLIF('Hello', 'Hello'); Try it Yourself » Example Compare two expressions: SELECT NULLIF('Hello', 'world'); Try it ...
SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric SQL database in Microsoft Fabric Returns a null value if the two specified expressions are equal. For example,SELECT...
SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric SQL database in Microsoft Fabric Returns a null value if the two specified expressions are equal. For example,SELECT...
SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric SQL database in Microsoft Fabric Returns a null value if the two specified expressions are equal. For example,SELECT...
SQL Server Azure SQL Database Azure SQL Managed Instance Azure Synapse Analytics Analytics Platform System (PDW) SQL analytics endpoint in Microsoft Fabric Warehouse in Microsoft Fabric SQL database in Microsoft Fabric Returns a null value if the two specified expressions are equal. For example,SELECT...
(Inherited from TSqlFragment) FragmentLength Defines the number of characters the fragment takes up in the script it was parsed. (Inherited from TSqlFragment) LastTokenIndex Gets or sets the last index of the token. (Inherited from TSqlFragment) ScriptTokenStream Gets or set...