leveldb: trigger table auto-compaction after committing transaction
diff --git a/leveldb/db_transaction.go b/leveldb/db_transaction.go
index b103496..5270287 100644
--- a/leveldb/db_transaction.go
+++ b/leveldb/db_transaction.go
@@ -217,6 +217,8 @@
 				break
 			}
 		}
+		// Trigger table auto-compaction.
+		tr.db.compTrigger(tr.db.tcompCmdC)
 	}
 	return nil
 }