diff options
Diffstat (limited to 'storage/innobase/btr/btr0cur.cc')
| -rw-r--r-- | storage/innobase/btr/btr0cur.cc | 41 |
1 files changed, 34 insertions, 7 deletions
diff --git a/storage/innobase/btr/btr0cur.cc b/storage/innobase/btr/btr0cur.cc index 773b03775be..157f8a37646 100644 --- a/storage/innobase/btr/btr0cur.cc +++ b/storage/innobase/btr/btr0cur.cc @@ -1109,7 +1109,11 @@ retry_page_get: buf_mode, file, line, mtr, &err); tree_blocks[n_blocks] = block; + /* Note that block==NULL signifies either an error or change + buffering. */ + if (err != DB_SUCCESS) { + ut_ad(block == NULL); if (err == DB_DECRYPTION_FAILED) { ib_push_warning((void *)NULL, DB_DECRYPTION_FAILED, @@ -1117,7 +1121,7 @@ retry_page_get: " used key_id is not available. " " Can't continue reading table.", index->table->name); - index->table->is_encrypted = true; + index->table->file_unreadable = true; } goto func_exit; @@ -1230,7 +1234,7 @@ retry_page_get: " used key_id is not available. " " Can't continue reading table.", index->table->name); - index->table->is_encrypted = true; + index->table->file_unreadable = true; } goto func_exit; @@ -1259,7 +1263,7 @@ retry_page_get: " used key_id is not available. " " Can't continue reading table.", index->table->name); - index->table->is_encrypted = true; + index->table->file_unreadable = true; } goto func_exit; @@ -2057,7 +2061,7 @@ btr_cur_open_at_index_side_func( ulint offsets_[REC_OFFS_NORMAL_SIZE]; ulint* offsets = offsets_; dberr_t err = DB_SUCCESS; - + rec_offs_init(offsets_); estimate = latch_mode & BTR_ESTIMATE; @@ -2158,6 +2162,8 @@ btr_cur_open_at_index_side_func( BUF_GET, file, line, mtr, &err); tree_blocks[n_blocks] = block; + ut_ad((block != NULL) == (err == DB_SUCCESS)); + if (err != DB_SUCCESS) { if (err == DB_DECRYPTION_FAILED) { ib_push_warning((void *)NULL, @@ -2166,7 +2172,7 @@ btr_cur_open_at_index_side_func( " used key_id is not available. " " Can't continue reading table.", index->table->name); - index->table->is_encrypted = true; + index->table->file_unreadable = true; } goto exit_loop; @@ -2516,6 +2522,8 @@ btr_cur_open_at_rnd_pos_func( BUF_GET, file, line, mtr, &err); tree_blocks[n_blocks] = block; + ut_ad((block != NULL) == (err == DB_SUCCESS)); + if (err != DB_SUCCESS) { if (err == DB_DECRYPTION_FAILED) { ib_push_warning((void *)NULL, @@ -2524,8 +2532,9 @@ btr_cur_open_at_rnd_pos_func( " used key_id is not available. " " Can't continue reading table.", index->table->name); - index->table->is_encrypted = true; + index->table->file_unreadable = true; } + goto exit_loop; } @@ -5323,6 +5332,8 @@ btr_estimate_n_rows_in_range_on_level( NULL, BUF_GET_POSSIBLY_FREED, __FILE__, __LINE__, &mtr, &err); + ut_ad((block != NULL) == (err == DB_SUCCESS)); + if (err != DB_SUCCESS) { if (err == DB_DECRYPTION_FAILED) { ib_push_warning((void *)NULL, @@ -5331,7 +5342,7 @@ btr_estimate_n_rows_in_range_on_level( " used key_id is not available. " " Can't continue reading table.", index->table->name); - index->table->is_encrypted = true; + index->table->file_unreadable = true; } mtr_commit(&mtr); @@ -5481,6 +5492,11 @@ btr_estimate_n_rows_in_range_low( &cursor, 0, __FILE__, __LINE__, &mtr); + if (!index->table->is_readable()) { + mtr_commit(&mtr); + return (0); + } + ut_ad(!page_rec_is_infimum(btr_cur_get_rec(&cursor))); /* We should count the border if there are any records to @@ -5518,6 +5534,10 @@ btr_estimate_n_rows_in_range_low( mtr_commit(&mtr); + if (!index->table->is_readable()) { + return (0); + } + mtr_start(&mtr); cursor.path_arr = path2; @@ -5997,6 +6017,12 @@ btr_estimate_number_of_different_key_vals( because otherwise our algorithm would give a wrong estimate for an index where there is just one key value. */ + if (!index->table->is_readable()) { + mtr_commit(&mtr); + goto exit_loop; + } + + page = btr_cur_get_page(&cursor); rec = page_rec_get_next(page_get_infimum_rec(page)); @@ -6080,6 +6106,7 @@ btr_estimate_number_of_different_key_vals( mtr_commit(&mtr); } +exit_loop: /* If we saw k borders between different key values on n_sample_pages leaf pages, we can estimate how many there will be in index->stat_n_leaf_pages */ |