A. Using SUBSTRING with a character string The following example shows how to return only a part of a character string. From the Contact table, this query returns the last name in one column with only the first initial in the second column. Copy USE AdventureWorks; GO SELECT LastName, SUBS...
SUBSTRING( expression, start, length ) 参数 expression 为character、binary、text、ntext 或者 image表达式。 start 指定返回字符的起始位置的整数或 bigint 表达式 。 (编号从 1 开始,意味着表达式中的第一个字符为 1)。 如果 start 小于 1,则返回的表达式的起始位置为表达式中指定的第一个字符 。 在这种情况...
string.DECLARE@positionINT, @stringCHAR(8);-- Initialize the current position and the string variables.SET@position=1;SET@string='New Moon'; WHILE @position <= DATALENGTH(@string)BEGINSELECTASCII(SUBSTRING(@string, @position,1)),CHAR(ASCII(SUBSTRING(@string, @position,1)))SET@position= @...
CHARACTER LOCATOR SQLWARNING CLASS MAP START CLOB MATCH STATE COLLATION MEMBER STATEMENT COLLECT METHOD STATIC COMPLETION MINUTE STDDEV_POP CONDITION MOD STDDEV_SAMP CONNECT MODIFIES STRUCTURE CONNECTION MODIFY SUBMULTISET CONSTRAINTS MODULE SUBSTRING_REGEX ...
Range Up to 131,072 digits before the decimal point; and up to 16,383 digits after the decimal point when no precision is specified Up to 131,072 digits before the decimal point; and up to 16,383 digits after the decimal point when no precision is specified Examples: Create a table ...
Get substring of file name up to the last underscore Get the comma separated value and assign to other variable using sql server Get the Execution Plan of an SPID get the half of the year (like quarter) Get the last inserted uniqueidentifier field Get the quarter of a given date in dateti...
Also, make sure that the 64-bit version of Integration Services is installed if you are running a 64 An OLE DB error has occurred. Error code: 0x80004005 Apply substring on Decimal Assembly not found in SSIS Script Component- Random assign value to variable from flat file Assigning a value...
下面的示例使用 SUBSTRING、UNICODE 和 CONVERT 函数输出 Åkergatan 24 字符串中每个字符的字符号、Unicode 字符和 UNICODE 值。 复制 -- The @position variable holds the position of the character currently -- being processed. The @nstring variable is the Unicode character -- string to process. DEC...
if the length specified for SUBSTRING is longer than there are characters, everything is returned until the last character. This avoids having us writing a more complicated expression to calculate the correct length, while the only thing we want is the substring from a certain position right unti...
The collation of the final result of an expression that is evaluated to a character string. The collation that is used by collation-sensitive operators that use character string inputs but do not return a character string, such as LIKE and IN. ...