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- I want query for show Table Result and Use MySQL query only
- ID | NAME
- -----+-------
- n1 | BLACK
- n2 | WHITE
- n3 | RED
- n4 | GREEN
- ID | A_ID | BLABLA | TIME
- ---+---------+---------------+--------
- 1 | n1 | X | sometime
- 2 | n1 | X | sometime
- 3 | n1 | X | sometime
- 4 | n1 | Y | sometime
- 5 | n1 | Z | sometime
- 6 | n2 | Y | sometime
- 7 | n2 | Y | sometime
- 8 | n2 | Y | sometime
- 9 | n3 | X | sometime
- 10 | n3 | Z | sometime
- 11 | n3 | Z | sometime
- 12 | n3 | Z | sometime
- NAME | X | Y | Z
- -----------+----------+---------+-----
- BLACK | 3 | 1 | 0
- WHITE | 0 | 3 | 0
- RED | 1 | 0 | 3
- GREEN | 0 | 0 | 0
- SELECT
- a.name
- , sum(CASE WHEN b.blabla LIKE 'X' THEN 1 ELSE 0 END) AS X
- , sum(CASE WHEN b.blabla LIKE 'Y' THEN 1 ELSE 0 END) AS Y
- , sum(CASE WHEN b.blabla LIKE 'Z' THEN 1 ELSE 0 END) AS Z
- FROM tablea a
- INNER JOIN tableb b ON (a.id = b.a_id)
- GROUP BY a.name
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