diff options
Diffstat (limited to 'storage/innobase/row/row0sel.cc')
| -rw-r--r-- | storage/innobase/row/row0sel.cc | 33 |
1 files changed, 17 insertions, 16 deletions
diff --git a/storage/innobase/row/row0sel.cc b/storage/innobase/row/row0sel.cc index d309cf4c742..6cca3e21c79 100644 --- a/storage/innobase/row/row0sel.cc +++ b/storage/innobase/row/row0sel.cc @@ -2,7 +2,7 @@ Copyright (c) 1997, 2017, Oracle and/or its affiliates. All Rights Reserved. Copyright (c) 2008, Google Inc. -Copyright (c) 2015, 2017, MariaDB Corporation. +Copyright (c) 2015, 2018, MariaDB Corporation. Portions of this file contain modifications contributed and copyrighted by Google, Inc. Those modifications are gratefully acknowledged and are described @@ -94,8 +94,10 @@ row_sel_sec_rec_is_for_blob( /*========================*/ ulint mtype, /*!< in: main type */ ulint prtype, /*!< in: precise type */ - ulint mbminmaxlen, /*!< in: minimum and maximum length of - a multi-byte character */ + ulint mbminlen, /*!< in: minimum length of + a character, in bytes */ + ulint mbmaxlen, /*!< in: maximum length of + a character, in bytes */ const byte* clust_field, /*!< in: the locally stored part of the clustered index column, including the BLOB pointer; the clustered @@ -134,8 +136,7 @@ row_sel_sec_rec_is_for_blob( len = btr_copy_externally_stored_field_prefix(buf, prefix_len, zip_size, - clust_field, clust_len, - NULL); + clust_field, clust_len); if (UNIV_UNLIKELY(len == 0)) { /* The BLOB was being deleted as the server crashed. @@ -146,7 +147,7 @@ row_sel_sec_rec_is_for_blob( return(FALSE); } - len = dtype_get_at_most_n_mbchars(prtype, mbminmaxlen, + len = dtype_get_at_most_n_mbchars(prtype, mbminlen, mbmaxlen, prefix_len, len, (const char*) buf); return(!cmp_data_data(mtype, prtype, buf, len, sec_field, sec_len)); @@ -230,14 +231,14 @@ row_sel_sec_rec_is_for_clust_rec( } len = dtype_get_at_most_n_mbchars( - col->prtype, col->mbminmaxlen, + col->prtype, col->mbminlen, col->mbmaxlen, ifield->prefix_len, len, (char*) clust_field); if (rec_offs_nth_extern(clust_offs, clust_pos) && len < sec_len) { if (!row_sel_sec_rec_is_for_blob( col->mtype, col->prtype, - col->mbminmaxlen, + col->mbminlen, col->mbmaxlen, clust_field, clust_len, sec_field, sec_len, ifield->prefix_len, @@ -454,7 +455,7 @@ row_sel_fetch_columns( data = btr_rec_copy_externally_stored_field( rec, offsets, dict_table_zip_size(index->table), - field_no, &len, heap, NULL); + field_no, &len, heap); /* data == NULL means that the externally stored field was not @@ -1401,7 +1402,7 @@ table_loop: /* Open a cursor to index, or restore an open cursor position */ - mtr_start_trx(&mtr, thr_get_trx(thr)); + mtr_start(&mtr); if (consistent_read && plan->unique_search && !plan->pcur_is_open && !plan->must_get_clust @@ -1441,7 +1442,7 @@ table_loop: plan_reset_cursor(plan); mtr_commit(&mtr); - mtr_start_trx(&mtr, thr_get_trx(thr)); + mtr_start(&mtr); } if (search_latch_locked) { @@ -2812,7 +2813,7 @@ row_sel_store_mysql_field_func( data = btr_rec_copy_externally_stored_field( rec, offsets, dict_table_zip_size(prebuilt->table), - field_no, &len, heap, NULL); + field_no, &len, heap); if (UNIV_UNLIKELY(!data)) { /* The externally stored field was not written @@ -3930,7 +3931,7 @@ row_search_for_mysql( } } - mtr_start_trx(&mtr, trx); + mtr_start(&mtr); /*-------------------------------------------------------------*/ /* PHASE 2: Try fast adaptive hash index search if possible */ @@ -4061,7 +4062,7 @@ release_search_latch_if_needed: } mtr_commit(&mtr); - mtr_start_trx(&mtr, trx); + mtr_start(&mtr); } } @@ -5137,7 +5138,7 @@ next_rec: mtr_commit(&mtr); mtr_has_extra_clust_latch = FALSE; - mtr_start_trx(&mtr, trx); + mtr_start(&mtr); if (sel_restore_position_for_mysql(&same_user_rec, BTR_SEARCH_LEAF, pcur, moves_up, &mtr)) { @@ -5204,7 +5205,7 @@ lock_table_wait: /* It was a lock wait, and it ended */ thr->lock_state = QUE_THR_LOCK_NOLOCK; - mtr_start_trx(&mtr, trx); + mtr_start(&mtr); /* Table lock waited, go try to obtain table lock again */ |