diff --git a/storage/innobase/dict/dict0dict.cc b/storage/innobase/dict/dict0dict.cc index fbc7c117b9d..54e0115070d 100644 --- a/storage/innobase/dict/dict0dict.cc +++ b/storage/innobase/dict/dict0dict.cc @@ -1275,31 +1275,6 @@ dict_table_add_system_columns( #endif } -/** Mark if table has big rows. -@param[in,out] table table handler */ -void -dict_table_set_big_rows( - dict_table_t* table) -{ - ulint row_len = 0; - for (ulint i = 0; i < table->n_def; i++) { - ulint col_len = dict_col_get_max_size( - dict_table_get_nth_col(table, i)); - - row_len += col_len; - - /* If we have a single unbounded field, or several gigantic - fields, mark the maximum row size as BIG_ROW_SIZE. */ - if (row_len >= BIG_ROW_SIZE || col_len >= BIG_ROW_SIZE) { - row_len = BIG_ROW_SIZE; - - break; - } - } - - table->big_rows = (row_len >= BIG_ROW_SIZE) ? TRUE : FALSE; -} - /**********************************************************************//** Adds a table object to the dictionary cache. */ void @@ -1322,8 +1297,6 @@ dict_table_add_to_cache( fold = ut_fold_string(table->name.m_name); id_fold = ut_fold_ull(table->id); - dict_table_set_big_rows(table); - /* Look for a table with the same name: error if such exists */ { dict_table_t* table2; diff --git a/storage/innobase/include/dict0dict.h b/storage/innobase/include/dict0dict.h index 6617cf8d73b..0c72165e052 100644 --- a/storage/innobase/include/dict0dict.h +++ b/storage/innobase/include/dict0dict.h @@ -386,13 +386,6 @@ dict_table_add_system_columns( dict_table_t* table, /*!< in/out: table */ mem_heap_t* heap) /*!< in: temporary heap */ MY_ATTRIBUTE((nonnull)); - -/** Mark if table has big rows. -@param[in,out] table table handler */ -void -dict_table_set_big_rows( - dict_table_t* table) - MY_ATTRIBUTE((nonnull)); /**********************************************************************//** Adds a table object to the dictionary cache. */ void diff --git a/storage/innobase/include/dict0mem.h b/storage/innobase/include/dict0mem.h index c828b2b56e6..18746c4a3f9 100644 --- a/storage/innobase/include/dict0mem.h +++ b/storage/innobase/include/dict0mem.h @@ -1493,10 +1493,6 @@ struct dict_table_t { /*!< set of foreign key constraints which refer to this table */ dict_foreign_set referenced_set; - /** TRUE if the maximum length of a single row exceeds BIG_ROW_SIZE. - Initialized in dict_table_add_to_cache(). */ - unsigned big_rows:1; - /** Statistics for query optimization. @{ */ /** Creation state of 'stats_latch'. */ diff --git a/storage/innobase/row/row0sel.cc b/storage/innobase/row/row0sel.cc index eaf9a8b77aa..f81b2e68159 100644 --- a/storage/innobase/row/row0sel.cc +++ b/storage/innobase/row/row0sel.cc @@ -1657,8 +1657,7 @@ table_loop: #ifdef BTR_CUR_HASH_ADAPT if (consistent_read && plan->unique_search && !plan->pcur_is_open - && !plan->must_get_clust - && !plan->table->big_rows) { + && !plan->must_get_clust) { if (!search_latch_locked) { btr_search_s_lock(index); @@ -2085,8 +2084,7 @@ skip_lock: ut_ad(plan->pcur.latch_mode == BTR_SEARCH_LEAF); if ((plan->n_rows_fetched <= SEL_PREFETCH_LIMIT) - || plan->unique_search || plan->no_prefetch - || plan->table->big_rows) { + || plan->unique_search || plan->no_prefetch) { /* No prefetch in operation: go to the next table */