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Results tagged with database
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user 28739
Drupal provides a standard, vendor-agnostic abstraction layer for accessing database servers.
3
votes
Accepted
Avoid PDOException while connecting to an external database
issue is that db_set_active just sets active key in some array and doesn't do any connection. when you do db_select or any other query only then it connects.
your second code is good. also you could …
- 451
1
vote
How do I properly combine UNION with LIMIT?
looks like there is small bug in Drupal.
but there is workaround:
$subquery_1 = db_select('node', 'n')
->range(0,4);
$subquery_2 = db_select('node', 'n')
->range(0,8);
$query = $subquery_1->union( …
- 451
1
vote
Accepted
Deciphering Views SQL
how table aliases are created in joins is pretty simple - to have unique alias views takes names of both tables and combines them.
you can check more simple example:
SELECT node.created AS node_creat …
- 451