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Use of CONCAT in FROM clause


Use of CONCAT in FROM clause

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Use of CONCAT in FROM clause
Tag : php , By : DK.
Date : November 23 2020, 01:01 AM

Hope this helps You are trying to dynamically come up with a table name? I don't think this is possible...because doesn't the FROM clause table name need to be resolved prior to the SQL being able to be evaluated and executed?

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Using mysql concat() in WHERE clause?


Tag : php , By : todor
Date : March 29 2020, 07:55 AM
hope this fix your issue I would like to search my table having a column of first names and a column of last names. I currently accept a search term from a field and compare it against both columns, one at a time with , What you have should work but can be reduced to:
select * from table where concat_ws(' ',first_name,last_name) 
like '%$search_term%';

How to Concat String in SQL WHERE clause


Tag : sql , By : Marianisho
Date : March 29 2020, 07:55 AM
I think the issue was by ths following , I have declared two variables in RAW sql , Try this one -
DECLARE 
       @str NVARCHAR(MAX)
     , @str1 NVARCHAR (MAX);

SELECT 
       @str = ' AND c.BondSales_Confirmed != -1'
     , @str1 = ' AND c.BondSales_IssueType = ''REGULAR''';

DECLARE @SQL NVARCHAR(MAX)

SELECT @SQL = '
SELECT * 
FROM t_BondSales 
WHERE BondSales_cType != ''Institute'''
     + @str 
     + @str1

PRINT @SQL
EXEC sys.sp_executesql @SQL

using result from CONCAT and LIKE clause


Tag : php , By : dyarborough
Date : March 29 2020, 07:55 AM
may help you . I guess you are trying querys in mysql db:
CONCAT is a string function to concatenate in mysql:
CONCAT('abc', '.de') that return a string 'abc.de'

where clause along with concat and <


Tag : sql , By : Brazen
Date : March 29 2020, 07:55 AM
like below fixes the issue Can someone help me in understanding this query.. , What does this do?
where col5 || :bv1 < :bv2 
where (col5 || :bv1) < :bv2 

group concat and in clause


Tag : mysql , By : protagonist
Date : November 02 2020, 09:01 AM
should help you out Hi have two tables named Roles and jobs respectivly , You can use FIND_IN_SET() in join Clause.
SELECT job_id ,GROUP_CONCAT(roles_title SEPARATOR '&')
     from jobs
      left join roles on FIND_IN_SET(roles_id,roles)
GROUP BY job_id 
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