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How to hook views query alter in Drupal?
QueryPluginBase $query : The query plugin object for the query. Define functions that alter the behavior of Drupal core. Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook. Implements hook_views_query_alter ().
How to alter the behavior of Drupal core?
Define functions that alter the behavior of Drupal core. Note: this list is generated by pattern matching, so it may include some functions that are not actually implementations of this hook. Implements hook_views_query_alter (). Describes hooks and plugins provided by the Views module.
How does the database layer work in Drupal?
Drupal’s database layer includes an extra feature of placeholders. If the value passed in for a placeholder is an array, it will be automatically expanded into a comma separated list as will the corresponding placeholder. That means developers do not need to worry about counting how many placeholders they will need.
What are the most common SELECT queries in Drupal?
The most common SELECT queries in Drupal are static queries using the query() method of a database connection object. Static queries are passed to the database nearly verbatim.
Where do I put the alter query hook?
Alter the query before executing the query. This hook should be placed in MODULENAME.views.inc and it will be auto-loaded. MODULENAME.views.inc must be in the directory specified by the ‘path’ key returned by MODULENAME_views_api (), or the same directory as the .module file, if ‘path’ is unspecified.
Where do I find the hook in views API?
function hook_views_query_alter. Alter the query before executing the query. This hook should be placed in MODULENAME.views.inc and it will be auto-loaded. MODULENAME.views.inc must be in the directory specified by the ‘path’ key returned by MODULENAME_views_api(), or the same directory as the .module file, if ‘path’ is unspecified.
Is it possible to alter a query in SQL?
DISCLAIMER: A SQL LIKE operation is far more computationally expensive than an = operation; altering this query as described here could result in prohibitive performance regressions, especially when executed on large tables.