Developer FAQ: Difference between revisions
From MoodleDocs
Dan Stowell (talk | contribs) No edit summary |
Dan Stowell (talk | contribs) No edit summary |
||
| Line 1: | Line 1: | ||
==Moodle's database== | |||
===Where can I see a schema for the structure of the Moodle database?=== | |||
When installing Moodle, the database tables are generated and updated by various db-handling scripts located in various places. There is no canonical schema representation, although the [[Coding#Database_structures coding guidelines for database structure]] give an outline of the general approach. | |||
==How to get/set information when writing new Moodle code== | ==How to get/set information when writing new Moodle code== | ||
Revision as of 11:06, 5 April 2006
Moodle's database
Where can I see a schema for the structure of the Moodle database?
When installing Moodle, the database tables are generated and updated by various db-handling scripts located in various places. There is no canonical schema representation, although the Coding#Database_structures coding guidelines for database structure give an outline of the general approach.
How to get/set information when writing new Moodle code
How do I find out the currently-logged-on user?
The global object $USER, which contains the numeric $USER->id among other things.
How do I find out the current course?
...
How do I insert/retrieve records in the database, without creating my own database connections?
Always use the "datalib" functions, such as insert_record() or get_record(). Look at the documentation for datalib.php for more functions and details of use.
How do I get/set configuration settings?
...
