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Why is the WP _ options table unique in WordPress?
The wp_options table is unique among WordPress database tables in that it doesn’t share a relationship with any of the other tables. This is because it stores data about the site or network, and not the content.
What are the functions of the WP _ options table?
The two functions in the Settings API which interact directly with the wp_options table are as follows: Deregisters settings from the wp_options table – normally used with deactivation hooks for themes or plugins.
Why is my WP _ options table still autoloaded?
Plugins or themes have been removed from the WordPress site, but their options are still left behind in the wp_options table. This could mean unnecessary autoloaded data is getting queried on each request.
How are deregisters used in the WordPress options table?
Deregisters settings from the wp_options table – normally used with deactivation hooks for themes or plugins. These functions don’t add values to the options in the wp_options table, but they create settings which can than have values added to them via other functions in the Settings API.
Where does the default value go in WordPress?
If there’s an existing record with your $option parameter as the value of its option_name field, WordPress will add your $value to an array in the option_value field for that record, otherwise it will create a new record. $default (optional) is the default value to return if no value is stored against the option in the database.
How to interact with the options table in WordPress?
To interact with the options table, you can use the functions in the Options API or the Settings API, and you can also make use of functions which add data network-wide in a Multisite insulation.
How does the options API work in WordPress?
The Options API consists of eight functions which allow you to add, get, update or delete options: Only $option is required. If there’s an existing record with your $option parameter as the value of its option_name field, WordPress will add your $value to an array in the option_value field for that record, otherwise it will create a new record.