SQL 複製 CREATE TABLE myTable ( id int NOT NULL, lastName varchar(20), zipCode int) WITH ( PARTITION ( id RANGE LEFT FOR VALUES ( )), CLUSTERED COLUMNSTORE INDEX ) ; K. 建立具有日期資料分割的資料表 以下範例會建立一個名為 myTable 新資料表,並在 date 資料行上具有資料分割。 藉由針對...
SQL 复制 WHERE StartDate > '20000101' AND EndDate <= '20000630' WHERE ComponentID IN (533, 324, 753) WHERE StartDate IN ('20000404', '20000905') AND EndDate IS NOT NULL 筛选索引不适用于 XML 索引和全文检索。 对于 UNIQUE 索引,只有所选行必须具有唯一的索引值。 筛选索引不允许有 IGNORE...
適用於:SQL Server 2008 (10.0.x) 和更新版本。 SQL USEMASTER;CREATECERTIFICATE <certificateName>WITHSUBJECT ='<login_name> certificate in master database', EXPIRY_DATE ='12/05/2025'; GOCREATELOGIN <login_name>FROMCERTIFICATE <certificateName>; GO ...
date、datetime、datetime2、datetimeoffset、smalldatetime和time decimal和numeric float和real image money和 smallmoney sql_variant text和ntext uniqueidentifier base_type 还可以是映射到这些系统数据类型之一的任何数据类型同义词。 精度 对于十进制或数字,精度是一个非负整数,指示可存储的小数位数的最大总数,同时位于...
Transact-SQL 语法约定 语法 适用于 SQL Server、Azure SQL 数据库和 Azure SQL 托管实例的语法 syntaxsql -- Syntax Users based on logins in masterCREATEUSERuser_name[ {FOR|FROM}LOGINlogin_name] [WITH<limited_options_list>[ ,... ] ] [ ; ]-- Users that authenticate at the databaseCREATEUSER...
SQL Server 游标运用:查看一个数据库所有表大小信息(Sizes of All Tables in a Database) 如果使用游标来批量创建存储过程,可能你会遇到下面的一些问题,假设我们需要在多个数据库(当然可以过滤掉部分数据库)中创建同样一个存储过程sp_GetId,存储过程的脚本如下Script1所示: ...
SQL 复制 WHERE StartDate > '20000101' AND EndDate <= '20000630' WHERE ComponentID IN (533, 324, 753) WHERE StartDate IN ('20000404', '20000905') AND EndDate IS NOT NULL 筛选索引不适用于 XML 索引和全文检索。 对于 UNIQUE 索引,只有所选行必须具有唯一的索引值。 筛选索引不允许有 IGNORE...
Transact-SQL (T-SQL) Reference Transact-SQL (T-SQL) Reference Date & time hierarchyid methods (database engine) Numeric String & binary Spatial geography & instances (geography Data Type) Spatial geometry & instances (geometry Data Type) Data types XML DBCC Functions Language elements Queries Stat...
Creates a Transact-SQL or common language runtime (CLR) stored procedure in SQL Server, Azure SQL Database, and Analytics Platform System (PDW). Stored procedures are similar to procedures in other programming languages in that they can:
I need a way to create a data dictionary that will stay up to date. I make many changes to the database and I spend more time trying to keep the documentation updated than doing database administration. Solution You can create a data dictionary natively with SQL Server for a...