CREATE function [dbo].[SplitString] ( @Input nvarchar(max), --input string to be separated @Separator nvarchar(max)=',', --a string that delimit the substrings in the input string @RemoveEmptyEntries bit=1 --the return value does not include array elements that contain an empty string )...
This is the syntax of the Substring() function – SUBSTRING(string, start, length) string: The string expression, from which substring will be obtained start: The starting position of the value in which the substring will be extracted length: This parameter specifies how many characters will ...
CREATEfunction[dbo].[SplitString] ( @Inputnvarchar(max),--input string to be separated @Separatornvarchar(max)=',',--a string that delimit the substrings in the input string @RemoveEmptyEntriesbit=1--the return value does not include array elements that contain an empty string ) returns@TABL...
SQLGetSubString() can be used as an alternative to SQLGetData() for getting data in pieces. In this case a column is first bound to a LOB locator, which is then used to fetch the LOB as a whole or in pieces. The Locator argument can contain any valid LOB locator which has not been...
@RemoveEmptyEntries bit=1--thereturnvalue does not include array elements that contain an empty string)RETURNS@TABLEtable([Id]intidentity(1,1),[Value]nvarchar(max))ASBEGIN--Declare thereturnvariable here declare @Index int,@Entrynvarchar(max)set @Index=charindex(@Separator,@Input)while(@Index>0...
Retrieves a portion of a large object value, referenced by a large object locator that has been returned from the server (returned by a fetch or a previous SQLGetSubString() call) during the current transaction.
* The original regular-expression pattern string. *这个是匹配的规则,就是正则表达式 * @serial */ private String pattern; /** * The original pattern flags. *这个是匹配的标志,如public static final int UNICODE_CASE = 0x40;这个就是该类中的一个规则,如果flags=UNICODE_CASE那么该匹配规则就不区分大...
If the connection string did not contain the DSN keyword (such as when it contains the DRIVER keyword), this is an empty string. SQL_DATA_SOURCE_READ_ONLY 1.0 A character string. "Y" if the data source is set to READ ONLY mode, "N" if it is otherwise.This characteristic pertains ...
42818 Comparisons between '<type>' and '<type>' are not supported. Types must be comparable. String types must also have matching collation. If collation does not match, a possible solution is to cast operands to force them to the default collation (e.g. SELECT tablename FROM sys.systable...
SQL Server will count back although it will not return blanks. SUBSTRING('MSSQLTips',0,5) returns 'MSSQ' (so only 4 characters), while SUBSTRING('MSSQLTips',-4,5) returns the empty string ''. If “start” is bigger than length, the empty string is also returned. SUBSTRING('MSSQL...