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Looking for the right mysql syntax

Posted by Chris on 10/08/14 11:58

Hello,

I have a table that contains the following records.

+-----+-----+-----------+---------------------------------+------------+----------+
| fid | nid | filename | filepath | filemime |
filesize |
+-----+-----+-----------+---------------------------------+------------+----------+
| 1 | 1 | _original | images/IMG_3002.JPG | image/jpeg |
1930295 |
| 2 | 1 | thumbnail | images/IMG_3002.thumbnail.JPG | image/jpeg |
1854 |
| 3 | 1 | preview | images/IMG_3002.preview.JPG | image/jpeg |
21818 |
| 4 | 2 | _original | images/IMG_3002_0.JPG | image/jpeg |
1930295 |
| 5 | 2 | thumbnail | images/IMG_3002_0.thumbnail.JPG | image/jpeg |
1854 |
| 6 | 2 | preview | images/IMG_3002_0.preview.JPG | image/jpeg |
21818 |
+-----+-----+-----------+---------------------------------+------------+----------+

What I need to do, is change all the rows where the filepath column has a
value that contains the characters _0.

I've selected these rows by doing:

select * from files where filepath like '%_0.%';

although I'm sure that there will be a better query to do the same. However
I have no idea how I could change the values for that column.

SO what I need at the end is:

+-----+-----+-----------+---------------------------------+------------+----------+
| fid | nid | filename | filepath | filemime |
filesize |
+-----+-----+-----------+---------------------------------+------------+----------+
| 1 | 1 | _original | images/IMG_3002.JPG | image/jpeg |
1930295 |
| 2 | 1 | thumbnail | images/IMG_3002.thumbnail.JPG | image/jpeg |
1854 |
| 3 | 1 | preview | images/IMG_3002.preview.JPG | image/jpeg |
21818 |
| 4 | 2 | _original | images/IMG_3002.JPG | image/jpeg |
1930295 | ^^^
| 5 | 2 | thumbnail | images/IMG_3002.thumbnail.JPG | image/jpeg |
1854 | ^^^
| 6 | 2 | preview | images/IMG_3002.preview.JPG | image/jpeg |
21818 | ^^^
+-----+-----+-----------+---------------------------------+------------+----------+


Thanks,

Chris

 

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