diff --git a/libraries/libmdb/mdb.c b/libraries/libmdb/mdb.c index be009ced55..33bf5d117a 100644 --- a/libraries/libmdb/mdb.c +++ b/libraries/libmdb/mdb.c @@ -3524,8 +3524,9 @@ mdb_page_search(MDB_cursor *mc, MDB_val *key, int flags) } assert(root > 1); - if ((rc = mdb_page_get(mc->mc_txn, root, &mc->mc_pg[0]))) - return rc; + if (!mc->mc_pg[0] || mc->mc_pg[0]->mp_pgno != root) + if ((rc = mdb_page_get(mc->mc_txn, root, &mc->mc_pg[0]))) + return rc; mc->mc_snum = 1; mc->mc_top = 0; @@ -3832,7 +3833,6 @@ mdb_cursor_set(MDB_cursor *mc, MDB_val *key, MDB_val *data, * was the one we wanted. */ mc->mc_ki[mc->mc_top] = 0; - leaf = NODEPTR(mp, 0); if (exactp) *exactp = 1; goto set1; @@ -3852,13 +3852,26 @@ mdb_cursor_set(MDB_cursor *mc, MDB_val *key, MDB_val *data, if (rc == 0) { /* last node was the one we wanted */ mc->mc_ki[mc->mc_top] = nkeys-1; - leaf = NODEPTR(mp, nkeys-1); if (exactp) *exactp = 1; goto set1; } if (rc < 0) { /* This is definitely the right page, skip search_page */ + if (mp->mp_flags & P_LEAF2) { + nodekey.mv_data = LEAF2KEY(mp, + mc->mc_ki[mc->mc_top], nodekey.mv_size); + } else { + leaf = NODEPTR(mp, mc->mc_ki[mc->mc_top]); + MDB_SET_KEY(leaf, &nodekey); + } + rc = mc->mc_dbx->md_cmp(key, &nodekey); + if (rc == 0) { + /* current node was the one we wanted */ + if (exactp) + *exactp = 1; + goto set1; + } rc = 0; goto set2; } @@ -4986,6 +4999,7 @@ mdb_xcursor_init1(MDB_cursor *mc, MDB_node *node) if (node->mn_flags & F_SUBDATA) { memcpy(&mx->mx_db, NODEDATA(node), sizeof(MDB_db)); + mx->mx_cursor.mc_pg[0] = 0; mx->mx_cursor.mc_snum = 0; mx->mx_cursor.mc_flags = C_SUB; } else { @@ -5038,6 +5052,7 @@ mdb_cursor_init(MDB_cursor *mc, MDB_txn *txn, MDB_dbi dbi, MDB_xcursor *mx) mc->mc_dbflag = &txn->mt_dbflags[dbi]; mc->mc_snum = 0; mc->mc_top = 0; + mc->mc_pg[0] = 0; mc->mc_flags = 0; if (txn->mt_dbs[dbi].md_flags & MDB_DUPSORT) { assert(mx != NULL);