1、Transact-SQL概述 Transact-SQL 1)结构化查询语言(SQL)是由美国国家标准协会(ANSI,American National Standards Institute)和国际标准化组织(ISO,International Standards Organization)定义的标准,而Transact-SQL是Microsoft公司对标准的一个实现。 2)Transact-SQL语言是结构化查询语言(SQL)的增强版本,与多种ANSISQL标准...
The function is modified by using the ALTER statement with the SCHEMABINDING option not specified. A function can be schema bound only if the following conditions are true: The function is a Transact-SQL function. The user-defined functions and views referenced by the function are also schema-bo...
任意WHERE 子句,其中包含对 <dml_statement_with_output_clause> 返回的行进行筛选的有效 <search_condition>。 有关详细信息,请参阅搜索条件 (Transact-SQL)。 在此上下文中使用时,<search_condition> 不能包含子查询、执行数据访问的标量用户定义函数、聚合函数、TEXTPTR 或全文搜索谓词。 DEFAULT VALUES 适用于:SQ...
如果指定的索引名称已存在,SQL Server 将显示错误。 使用DROP_EXISTING,可更改以下内容: 将非聚集行存储索引更改为聚集行存储索引。 使用DROP_EXISTING 时,无法更改: 将聚集行存储索引更改为非聚集行存储索引。 将聚集列存储索引更改为任何类型的行存储索引。 在后向兼容语法中,WITH DROP_EXISTING 等同于 WITH DROP...
SQL USEmaster; GO-- Get the SQL Server data path.DECLARE@data_pathnvarchar(256);SET@data_path = (SELECTSUBSTRING(physical_name,1,CHARINDEX(N'master.mdf',LOWER(physical_name)) -1)FROMmaster.sys.master_filesWHEREdatabase_id =1ANDfile_id =1);-- Execute the CREATE DATABASE statement.EXECUT...
When a Transact-SQL statement refers to objects that reside in multiple databases, the current database context and the current connection context applies to that statement. In this case, if Transact-SQL statement is in a batch, the current connection context is the database defined by the USE...
Microsoft Fabric 中存储过程的 Transact-SQL 语法: syntaxsql 复制 CREATE [ OR ALTER ] { PROC | PROCEDURE } [ schema_name.] procedure_name [ { @parameter data_type } [ OUT | OUTPUT ] ] [ ,...n ] AS { [ BEGIN ] sql_statement [;][ ,...n ] [ END ] } [;] 参数 OR ALTE...
If you are a beginner you might find it easier to use SQL Server Management Studio instead of writing Transact-SQL statements. Find more information To find more information about any specific statement, either search for the statement by name, or use the contents to browse the language elements...
<dml_statement_with_output_clause>에서 반환된 행을 필터링하는 유효한 <search_condition>을 포함하는 WHERE 절입니다. 자세한 내용은 검색 조건(Transact-SQL)을 참조하세요. 이 컨텍스트에서 사용할 경우 <...
A USE database statement is not allowed in a procedure, function or trigger. A week this year Against a week this time last year in SQL (NOT MDX) A WITH keyword and parenthesis are now required Accent Sensitivity Access Code - DELETE Statement with DISTINCTROW and T-SQL Access Now() vs...