Database Reference
In-Depth Information
Adjusting the number of criteria columns
Using a similar mechanism, we can add or delete coloumns by checking the INS or
Del checkboxes under each column, or the Add/Delete Field Columns dialog. We
already had one unused column (not shown on the previous images to save space).
Here, we have added one column using the Ins checkbox located under the unused
column (this time, we will need it):
Automatic joins
phpMyAdmin can generate the joins between the tables in the query it builds. Let's
now populate our two unused columns with the title and the genre fields from
our book table, and see what happens when we update the query.
 
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