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| author | Hallvard Furuseth <hallvard@openldap.org> | 2016-12-21 21:40:14 +0100 |
|---|---|---|
| committer | Hallvard Furuseth <hallvard@openldap.org> | 2016-12-21 21:42:36 +0100 |
| commit | 4bc270a2cb5d5a4ef1f01c70faa2bdfe5019ef16 (patch) | |
| tree | 6a0f197612deeb30c90376e0d56ae637761cb545 | |
| parent | be94a7565bfb553bb1a0ab71ddd602d48ffcaa0f (diff) | |
| download | lmdb-4bc270a2cb5d5a4ef1f01c70faa2bdfe5019ef16.tar.gz lmdb-4bc270a2cb5d5a4ef1f01c70faa2bdfe5019ef16.tar.bz2 lmdb-4bc270a2cb5d5a4ef1f01c70faa2bdfe5019ef16.zip | |
More MDB_node doc
| -rw-r--r-- | libraries/liblmdb/mdb.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/libraries/liblmdb/mdb.c b/libraries/liblmdb/mdb.c index 5b799e1..5ca0e0a 100644 --- a/libraries/liblmdb/mdb.c +++ b/libraries/liblmdb/mdb.c @@ -978,6 +978,11 @@ typedef struct MDB_page { * pgno on branch nodes. On 64 bit platforms, #mn_flags is also used * for pgno. (Branch nodes have no flags). Lo and hi are in host byte * order in case some accesses can be optimized to 32-bit word access. + * + * Leaf node flags describe node contents. #F_BIGDATA says the node's + * data part is the page number of an overflow page with actual data. + * #F_DUPDATA and #F_SUBDATA can be combined giving duplicate data in + * a sub-page/sub-database, and named databases (just #F_SUBDATA). */ typedef struct MDB_node { /** part of data size or pgno |