A portion of my query looks like: HAVING date > \'2011-04-13 04:28:03\' The date variable is indexed, does this have any effect on the query?
I have the following query: SELECT AVG(time) FROM (SELECT UNIX_TIMESTAMP(max(datelast)) - UNIX_TIMESTAMP(min(datestart)) AS time
Is it possibl开发者_StackOverflowe to concatenate strings with one or more of other group by function like sum, avg, count etc .
How do I get a column that is the sum of the preceding values of another开发者_如何学Go column?As of SQLite 3.25.0, since 2018-09-15, window functions and their keyword OVER are supported. The answer
I am trying to count a distinct value in either of two rows. For instance, a table with columns fruit0, fruit1. I can get a count of the distinct values of either row, but I want a count of them combi
Say you have a table such as: idstatusdate ----------------------- 12today 23today 33开发者_StackOverflowyesterday
I have a dat开发者_JAVA百科abase with two tables users and orders users: user_id(primary), fname, lname, email, password, gender
The data set that I\'m working with is similar to the one below (although the example is of a much smaller scale, the data I\'m working with is 10\'s of thousands of rows) and I haven\'t been able to
In my current application, I need to be able to do this type of query: SELECT MIN((colA, colB, colC))
In a MySql select statement involving aggregation, is it possible to select just the grouped by column without the aggregate?
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