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#111127 follow up patchby myself: document the node_load internal cache and external cache, and how they interoperate

6.x
Gábor Hojtsy 2007-08-26 14:15:51 +00:00
parent acb285576c
commit f0c0447e78
1 changed files with 11 additions and 0 deletions
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11
modules/node/node.module
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@ -601,6 +601,17 @@ function node_invoke_nodeapi(&$node, $op, $a3 = NULL, $a4 = NULL) {
/** /**
* Load a node object from the database. * Load a node object from the database.
* *
* This function provides two levels of caching. The internal cache stores
* all nodes loaded in this request. Use the $reset argument to invalidate
* it. The cache API based cache stores all nodes throughout requests,
* until invalidated with cache_clear_all().
*
* If the load operation was cached previously, we load the data from
* that cache, and no nodeapi load operations are called. That means,
* that we expect all load operations to return the same data and do
* not use any conditions on the user, language or anything else,
* which would limit what is stored in the node_load cache.
*
* @param $param * @param $param
* Either the nid of the node or an array of conditions to match against in the database query * Either the nid of the node or an array of conditions to match against in the database query
* @param $revision * @param $revision