extract string between two characters/string, first character is 'Test Name:' and second character is line break i.e., <br> or end of line. Extracting domain name from FQDN fully qualified domain name see exampl
Use SUBSTRING to Get Data After and Before a Character The following example will show data before and after a space for a character string. DECLARE @string varchar(50)='Hello world' SELECT SUBSTRING(@string,1,CHARINDEX(' ',@string)) as firstpart, SUBSTRING(@string,CHARINDEX(' ',@string)...
A. Use SUBSTRING with a character string The following example shows how to return only a part of a character string. From thesys.databasestable, this query returns the system database names in the first column, the first letter of the database in the second column, and the third and fou...
SQL_FN_STR_SUBSTRING (ODBC 1.0)SQL_FN_STR_UCASE (ODBC 1.0)如果应用程序可以使用 string_exp1、string_exp2 和start 参数调用 LOCATE 标量函数,驱动程序将返回SQL_FN_STR_LOCATE位掩码。 如果应用程序只能调用具有 string_exp1 和string_exp2 参数的 LOCATE 标量函数,驱动程序将返回SQL_FN_STR_LOCATE_2位...
Microsoft SQL Native Client error ‘80040e14’Unclosed quotation mark after the character string PostgreSQL: Query failed: ERROR: syntax error at or near 4.1.2 利用数据库语句推断 根据数据库连接字符串方式的不同进行识别 如我们查询字符串kinght得到了一个结果,可以在请求中提交特殊的值,测试用各种方法连...
start– specifies the starting point of the first character you want to return. SQL Server starts counting at 1. So SUBSTRING('MSSQLTips',3,3) returns 'SQL', SUBSTRING('MSSQLTips',6,3) returns 'Tip'. If you have a length below 1, SQL Server will count back although it will not ...
CHARACTER INITIALLY SET CHARACTER_LENGTH INNER SIZE CHECK INPUT SMALLINT CLOSE INSENSITIVE SOME COALESCE INSERT SPACE COLLATE INT SQL COLLATION INTEGER SQLCA COLUMN INTERSECT SQLCODE COMMIT INTERVAL SQLERROR CONNECT INTO SQLSTATE CONNECTION IS SQLWARNING CONSTRAINT ISOLATION SUBSTRING CONSTRAINTS JOIN SUM CONT...
语法1: substr(string A, int start),substring(string A, int start) 返回值: string 说明:返回字符串A从start位置到结尾的字符串 语法2: substr(string A, int start, int len),substring(string A, int start, int len) 返回值: string 说明:返回字符串A从start位置开始,长度为len的字符串 select t1...
SQL_DATABASE_NAME 1.0 A character string with the name of the current database in use, if the data source defines a named object called "database".In ODBC 3.x, the value returned for this InfoType can also be returned by calling SQLGetConnectAttr with an Attribute argument of SQL_ATTR...
CHARACTER_LENGTH INNER SIZE CHECK INPUT SMALLINT CLOSE INSENSITIVE SOME COALESCE INSERT SPACE COLLATE INT SQL COLLATION INTEGER SQLCA COLUMN INTERSECT SQLCODE COMMIT INTERVAL SQLERROR CONNECT INTO SQLSTATE CONNECTION IS SQLWARNING CONSTRAINT ISOLATION SUBSTRING CONSTRAINTS JOIN SUM CONTINUE KEY SYSTEM_USER ...