I have a SQL query that returns the average time to signup for o开发者_开发问答ur users who signed up in the last 30 days:
I want to select all information, for today, as a variable like so: SELECT * FROM `table` WHERE `cat` = \'BA\' and `date` LIKE \'03/28%\'
How does a function like 开发者_Go百科SUM work?If I execute select id,sum(a) from mytable group by id
How can I count records for two columns in one table using different query criteria? Table looks like:
I\'m having an issue where I need to get the sum of a group of values in a select statement,.Basically, I need to:
I am making a shopping cart. Selected items are stored inside a database based on a search query. How I can add the quantit开发者_如何学Pythony for rows in case sku, type and color are the same value
I have the following query: SELECT patient_id FROM patient_visit where visit_type in (\'开发者_Python百科A\', \'B\', \'C\')
For MySQL, I want a query that returns a SUM of an expression, EXCEPT that I want the returned value to be NULL if any of the expressions included in the SUM are NULL.(The normal operation of SUM is t
I have a simple MySQL select statement: SELECT COUNT(*) AS COUNT FROM MY_TABLE WHERE TIME_STAMP > ?
I need to perform the following query inside of a SQL function, in SQL Server 2008. Note: @ncuota, @ccod, @cfecha and @rut are the arguments of the function, set to the proper variable types.
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