I started SQL recently as a beginner i came across the above problem. the book i referring is using MySQL and i want to know how can i do the following in SQL Server This is the query as per the example in the book SELECT SUBSTRING_INDEX(location, ',', 1) FROM my_contacts; ...
I started SQL recently as a beginner i came across the above problem. the book i referring is using MySQL and i want to know how can i do the following in SQL Server This is the query as per the example in the book SELECT SUBSTRING_INDEX(location, ',', 1) F...
The position at which the substring should start. The length, in number of characters or in number of bytes forbinary,of the string to be returned. The following example displays the first initial and last name of each employee. USE AdventureWorks; GO SELECT SUBSTRING(FirstName, 1, 1), Las...
SUBSTRING UCASEABS ACOS ASIN ATAN ATAN2 CEILING COS COT DEGREES EXP FLOOR LOG LOG10 MOD PI POWER RADIANS RAND ROUND SIGN SIN SQRT TAN TRUNCATECURDATE CURTIME DAYNAME DAYOFMONTH DAYOFWEEK DAYOFYEAR EXTRACT HOUR MINUTE MONTH MONTHNAME NOW QUARTER ...
Oracle SQL supplies a rich library of in-built functions which can be employed for various tasks. The essential capabilities of a functions can be the case conversion of strings, in-string or substring operations, mathematical computations on numeric data, and date operations on date type values....
I'm using the below function in select query and getting error msg as "Invalid length parameter passed to the LEFT or SUBSTRING function". How can I handle this ? LEFT(U.FULLNAME,charindex(',', U.FULLNAME)- 1) AA, CHARINDEX(LEFT(U.FULLNAME,charindex(','...
(IsDeterministic:=True, IsPrecise:=True)> _ Public Shared Function ExtractAreaCode(ByVal matchString As String)_ As SqlString Dim r1 As Regex = New Regex("\((?<ac>[1-9][0-9][0-9])\)") Dim m As Match = r1.Match(matchString) If m.Success Then Return m.Value.Substring(1,...
1 SELECT '('+substring(@col,1,len(@col)-1)+')' Scalar user-defined function and SQL Coalesce function A user-defined function is created to return a string specific to the provided input and then the output is grouped using a grouping clause. In the following example, the scalar value...
-- in the following example, REGEXP_SUBSTR returns the first substring -- composed of one or more occurrences of digits and dashes -- the metacharacter+specifies multiple occurrences in[[:digit:]-]+SELECT street_address, REGEXP_SUBSTR(street_address, '[[:digit:]-]+', 1, 1) ...
问MSSQL to MYSQL using CASE WHEN SUBSTRING & CHARINDEXENcase when then 的基本用法 SELECT CASE ...