MySQl - two counts with different WHERE in one query

Posted by Qiao on Stack Overflow See other posts from Stack Overflow or by Qiao
Published on 2010-04-11T00:23:58Z Indexed on 2010/04/11 0:33 UTC
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mysql

table

field1 field2
a       1
b
c       3
e       4
f

I need to count field1 and not empty field2 with on query:

SELECT COUNT(field1) FROM table
+
SELECT COUNT(field2) FROM table WHERE field2 != ''

result should be 5 and 3 in one query.

Is it possible?

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MySQl - two counts with different WHERE in one query - Developer IT

MySQl - two counts with different WHERE in one query

mysql

Related posts about mysql

How to remove MySQL completely with config and library files on ubuntu 12.04 gnome 3.0

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Why is there a /etc/init.d/mysql file on this Slackware machine? How could it have gotten there?

mysql: Bind on unix socket: Permission denied

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