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db_drop_field

Versions
6
db_drop_field(&$ret, $table, $field)
7
db_drop_field($table, $field)

Drop a field.

Parameters

$ret Array to which query results will be added.

$table The table to be altered.

$field The field to be dropped.

Related topics

Schema API
A Drupal schema definition is an array structure representing one or more tables and their related keys and indexes. A schema is defined by hook_schema(), which usually lives in a modulename.install file.

▸ 4 functions call db_drop_field()

▾ 4 functions call db_drop_field()

db_change_field in includes/database.pgsql.inc
Change a field definition.
locale_update_6001 in modules/locale/locale.install
Change locale column to language. The language column is added by update_fix_d6_requirements() in update.php to avoid a large number of error messages from update.php. All we need to do here is copy locale to language and then drop locale.
system_update_6008 in modules/system/system.install
Add info files to themes. The info and owner columns are added by update_fix_d6_requirements() in update.php to avoid a large number of error messages from update.php. All we need to do here is copy description to owner and then drop description.
system_update_6036 in modules/system/system.install
Change the search schema and indexing.

Code

includes/database.pgsql.inc, line 713

<?php
function db_drop_field(&$ret, $table, $field) {
  $ret[] = update_sql('ALTER TABLE {'. $table .'} DROP COLUMN '. $field);
}
?>
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