Here are some sample queries, sample output and the execution plans that SQL Server uses to find the data. Without an index on the LastName column all of the execution plans would perform a Clustered Index Scan. To better show how the LIKE operator can affect performance, an ...
LIKE (Transact-SQL) Determines whether a specific character string matches a specified pattern. A pattern can include regular characters and wildcard characters. During pattern matching, regular characters must exactly match the characters specified in the character string. However, wildcard characters ca...
T-SQL Bitwise Operators in SQL Server Understanding SQL Server Physical Joins SQL Comparison Operators to Refine Query Results SQL Server IN vs EXISTS SQL LIKE Statement SQL IN Operator SQL LIKE Statement for Various Text Patterns Build Conditional SQL Server Logic – SQL IF, BEGIN, END, ELSE, ...
Conformance Rules Without Feature F841, "LIKE_REGEX predicate", conforming SQL language shall not contain <regex like predicate>. Microsoft SQL Server 2008 R2 and Microsoft SQL Server 2012 vary as follows: Transact-SQL does not support this feature....
Microsoft SQL Server 2008 R2 and Microsoft SQL Server 2012 vary as follows: Transact-SQLdoes not support this feature. Transact-SQL does not support either multisets or arrays.
运行与安全有关的所有Transact-SQL语句(GRANT、DENY和REVOKE) #db_backoperator :可以备份数据库的用户(并可以发布DBCC和CHECKPOINT语句,这两个语句一般在备份前都会被执行) - 1.运行BACKUP DATABASE和BACKUP LOG语句- 2.用CHECKPOINT语句显式地启动检查点进程 #db_denydatareader:不能看到数据库中任何数据的用户,...
('42000', '[42000] [Microsoft][ODBC SQL Server Driver][SQL Server]The text, ntext, and image data types cannot be compared or sorted, except when using IS NULL or LIKE operator. (306)') Do you have any idea? comment:5 by Filip Wasilewski <filip.wasilewski@…>, 17年 ago Thanks ...
Microsoft SQL Server 2000 Enterprise Edition (64-bit) Microsoft SQL Server 7.0To use JDBC distributed transactions through JTA, you must install stored procedures for Microsoft SQL Server. See Installing Stored Procedures for JTA for details. Driver...
Subclause 13.1, "<SQL-client module definition>": <SQL-client module definition> ::= <module name clause> <language clause> <module authorization clause> [ <module path specification> ] [ <module transform group specification> ] [ <module collations> ] [ <temporary table declaration>...
constructors", conforming SQL language shall not contain an <explicit row value constructor> that is not simply contained in a and that contains more than one <row value constructor element>. Without Feature F641, "Row and table constructors", conforming SQL language shall not contain an <ex...