get the columns as rows from a sigle table in mysql

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hai all

i have one table like

HTML

sid	name	subject	attendance
1	jhon	sub1	1
2	toni	sub1	0
3	danial	sub1	1
4	jafer	sub1	1
5	jhon	sub2	1
6	toni	sub2	1
7	danial	sub2	1
8	jafer	sub2	0

here subject names are dynamic we dont know about subject name before writing query i need output like

HTML

name	sub1	sub2
jhon	1	    1
toni	0	    1
danial	1	    1
jafer	1	    0

am unable to write query please help me
thanks in advance..

Posted 21-Jan-15 22:07pm

tulasiram.v

Updated 21-Jan-15 23:10pm

v4

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DamithSL · Answer 1 · 2015-01-21T22:50:00

Solution 1

try with group by and case statement

SQL

select name, SUM(CASE WHEN subject = 'sub1' and  attendance = 1 THEN 1 ELSE 0 END) as sub1,
 SUM(CASE WHEN subject = 'sub2' and  attendance = 1 THEN 1 ELSE 0 END) as sub2
from Table1
group by name

Posted 21-Jan-15 22:50pm

DamithSL

Comments

tulasiram.v 22-Jan-15 5:09am

but i dont know the subject names here it is dynamic one