= <global or local> TEMPORARY <global or local> ::= GLOBAL | LOCAL ... Conformance Rules Without Feature F531, "Temporary tables", conforming SQL language shall not contain a <table scope> and shall not reference any global or local temporary table. Subclause 14.16, "<temporary table ...
Global temporary tables are removed fromSQL Server if explicitly dropped by DROP TABLE. They are also automatically removed after the connection that created it exits and the global temporary table is no longer referenced by other connections. As an a side, I rarely see global temporary tables us...
Global temporary tables are removed fromSQL Server if explicitly dropped by DROP TABLE. They are also automatically removed after the connection that created it exits and the global temporary table is no longer referenced by other connections. As an a side, I rarely see global temporary tables us...
许多时候, 我们想要Table Variables在动态SQL中执行,但现实是很骨感的。比如这个示例: View Code 有人看到这里,也许第一直觉就会问,为什么不在动态SQL中申明@last_names,其实然并卵。 这条路走不通,那我们换条路吧,比如Type Table: View Code 如果把Insert语句拿出来,当然是可以执行的,不过有些业务就是要动态处...
USE TSQLFundamentals2008; DECLARE @Result TABLE ( custid INT, ordermonth DATETIME, qty INT, runqty INT, PRIMARY KEY(custid, ordermonth) ); DECLARE @custid AS INT, @prvcustid AS INT, @ordermonth DATETIME, @qty AS INT, @runqty AS INT; ...
QueryDerivedTable for derived tables This goes on and on So it can be very difficult for a normal developer to figure out what classes to expect for a given T-SQL snippet. What we need is a way to walk the tree for a given T-SQL fragment and document exactly what classes are present...
CREATE TABLE 语句上的 T-SQL 关键字 MEMORY_OPTIMIZED 是表格被创建的方式,目的是令表格存在于活动内存而非磁盘上。内存优化表 在活动内存中有自身的一种表示形式,在磁盘上有辅助副本。磁盘副本用于在关闭然后重新启动服务器或数据库后进行常规恢复。 此内存加磁盘的双重性对你和你的代码处于完全隐藏的...
2.1.2.132 S051, Create table of type 2.1.2.133 S071, SQL paths in function and type name resolution 2.1.2.134 S081, Subtables 2.1.2.135 S091, Basic array support 2.1.2.136 S091-01, Arrays of built-in data types 2.1.2.137 S091-02, Arrays of distinct types 2.1.2.138 S091-03, ...
2.1.2.132 S051, Create table of type 2.1.2.133 S071, SQL paths in function and type name resolution 2.1.2.134 S081, Subtables 2.1.2.135 S091, Basic array support 2.1.2.136 S091-01, Arrays of built-in data types 2.1.2.137 S091-02, Arrays of distinct types 2.1.2.138 S091-03, Arr...
在安装此工具期间,将创建 2 个用户 SQLTXADMIN 和 SQLTXPLAIN 以及一个角色 SQLT_USER_ROLE。sql 存储库由用户 SQLTXPLAIN 拥有。每次使用任何 main 方法时,sql 用户都需要提供 SQLTXPLAIN 密码。SQLTXPLAIN 用户被授予以下系统权限:• CREATE SESSION• CREATE TABLE ...