diff options
Diffstat (limited to 'innobase/row/row0sel.c')
| -rw-r--r-- | innobase/row/row0sel.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/innobase/row/row0sel.c b/innobase/row/row0sel.c index 5b7d068d0c1..edaa555c555 100644 --- a/innobase/row/row0sel.c +++ b/innobase/row/row0sel.c @@ -730,8 +730,18 @@ sel_set_rec_lock( ulint type, /* in: LOCK_ORDINARY, LOCK_GAP, or LOC_REC_NOT_GAP */ que_thr_t* thr) /* in: query thread */ { + trx_t* trx; ulint err; + trx = thr_get_trx(thr); + + if (UT_LIST_GET_LEN(trx->trx_locks) > 10000) { + if (buf_LRU_buf_pool_running_out()) { + + return(DB_LOCK_TABLE_FULL); + } + } + if (index->type & DICT_CLUSTERED) { err = lock_clust_rec_read_check_and_lock(0, rec, index, mode, type, thr); @@ -2765,6 +2775,7 @@ row_search_for_mysql( /* out: DB_SUCCESS, DB_RECORD_NOT_FOUND, DB_END_OF_INDEX, DB_DEADLOCK, + DB_LOCK_TABLE_FULL, or DB_TOO_BIG_RECORD */ byte* buf, /* in/out: buffer for the fetched row in the MySQL format */ |