数据库中看到一个慢sql SELECT [Distinct1].[id] AS [id] FROM ( SELECT DISTINCT [tmp1].[id] AS [id] FROM [dbo].[Orders] AS [tmp1] WHERE (LOWER([tmp1].[IGid]) IN (N'das-8hda9',N'cf51-9fg5'...) AND ([tmp1].[Flag] = 1) ) AS [Distinct1] 查看数据库排序规则为Chine...
SQL Server 中的 LOWER()函数 原文:https://www.geeksforgeeks.org/lower-function-in-sql-server/ LOWER(): SQL Server 中的这个函数有助于将给定字符串的所有字母转换为小写。如果给定的字符串包含字母以外的字符,那么通过这个函数它们将保持不变。语法: LOWER( str )
SQL Server LOWER()用法及代码示例LOWER():SQL Server中的此函数有助于将给定字符串的所有字母都转换为小写。如果给定的字符串包含字母以外的字符,则此函数将保持不变。 用法: LOWER( str ) 参数: str -将转换为小写的字符串 结果:此函数返回小写字符串。 示例1:对大写字符串使用LOWER()函数。 SELECT LOWER...
Applies to: SQL Server SSIS Integration Runtime in Azure Data FactoryReturns a character expression after converting uppercase characters to lowercase characters.SyntaxCopy LOWER(character_expression) Argumentscharacter_expression Is a character expression to convert to lowercase characters.Result...
The following example uses the LOWER function, the UPPER function, and nests the UPPER function inside the LOWER function in selecting product names that have prices between $11 and $20.SQL העתק -- Uses AdventureWorks SELECT LOWER(SUBSTRING(EnglishProductName, 1, 20)) AS Lower, ...
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 Returns a character expression after converting uppercase character data to lowercase. Transact-SQL syntax ...
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 Returns a character expression after converting uppercase character data to lowercase. ...
5 rows in set (0.01 sec) --使用大写的database name,报错 mysql> use SBTEST ERROR 1049 (42000): Unknown database 'SBTEST' --使用小写的database name,可以正常访问 mysql> use sbtest Reading table information for completion of table and column names ...
Applies to: SQL Server The lower-case function converts each character in $arg to its lower case equivalent. The Microsoft Windows binary case conversion for Unicode code points specifies how characters are converted to lower case. This standard is not identical to the mapping for Unicode code ...
5 rows in set (0.01 sec) --使用大写的database name,报错 mysql> use SBTEST ERROR 1049 (42000): Unknown database 'SBTEST' --使用小写的database name,可以正常访问 mysql> use sbtest Reading table information for completion of table and column names ...