diff options
Diffstat (limited to 'storage/innobase/row/row0ins.c')
| -rw-r--r-- | storage/innobase/row/row0ins.c | 146 |
1 files changed, 73 insertions, 73 deletions
diff --git a/storage/innobase/row/row0ins.c b/storage/innobase/row/row0ins.c index 51c295b5098..9786f90fd39 100644 --- a/storage/innobase/row/row0ins.c +++ b/storage/innobase/row/row0ins.c @@ -1114,7 +1114,8 @@ static ulint row_ins_set_shared_rec_lock( /*========================*/ - /* out: DB_SUCCESS or error code */ + /* out: DB_SUCCESS, DB_SUCCESS_LOCKED_REC, + or error code */ ulint type, /* in: LOCK_ORDINARY, LOCK_GAP, or LOCK_REC_NOT_GAP type lock */ rec_t* rec, /* in: record */ @@ -1145,7 +1146,8 @@ static ulint row_ins_set_exclusive_rec_lock( /*===========================*/ - /* out: DB_SUCCESS or error code */ + /* out: DB_SUCCESS, DB_SUCCESS_LOCKED_REC, + or error code */ ulint type, /* in: LOCK_ORDINARY, LOCK_GAP, or LOCK_REC_NOT_GAP type lock */ rec_t* rec, /* in: record */ @@ -1195,9 +1197,7 @@ row_ins_check_foreign_constraint( dict_table_t* check_table; dict_index_t* check_index; ulint n_fields_cmp; - rec_t* rec; btr_pcur_t pcur; - ibool moved; int cmp; ulint err; ulint i; @@ -1328,12 +1328,12 @@ run_again: /* Scan index records and check if there is a matching record */ - for (;;) { - rec = btr_pcur_get_rec(&pcur); + do { + rec_t* rec = btr_pcur_get_rec(&pcur); if (page_rec_is_infimum(rec)) { - goto next_rec; + continue; } offsets = rec_get_offsets(rec, check_index, @@ -1343,12 +1343,13 @@ run_again: err = row_ins_set_shared_rec_lock( LOCK_ORDINARY, rec, check_index, offsets, thr); - if (err != DB_SUCCESS) { - - break; + switch (err) { + case DB_SUCCESS_LOCKED_REC: + case DB_SUCCESS: + continue; + default: + goto end_scan; } - - goto next_rec; } cmp = cmp_dtuple_rec(entry, rec, offsets); @@ -1359,9 +1360,12 @@ run_again: err = row_ins_set_shared_rec_lock( LOCK_ORDINARY, rec, check_index, offsets, thr); - if (err != DB_SUCCESS) { - + switch (err) { + case DB_SUCCESS_LOCKED_REC: + case DB_SUCCESS: break; + default: + goto end_scan; } } else { /* Found a matching record. Lock only @@ -1372,15 +1376,18 @@ run_again: LOCK_REC_NOT_GAP, rec, check_index, offsets, thr); - if (err != DB_SUCCESS) { - + switch (err) { + case DB_SUCCESS_LOCKED_REC: + case DB_SUCCESS: break; + default: + goto end_scan; } if (check_ref) { err = DB_SUCCESS; - break; + goto end_scan; } else if (foreign->type != 0) { /* There is an ON UPDATE or ON DELETE condition: check them in a separate @@ -1406,7 +1413,7 @@ run_again: err = DB_FOREIGN_DUPLICATE_KEY; } - break; + goto end_scan; } } else { row_ins_foreign_report_err( @@ -1414,48 +1421,39 @@ run_again: thr, foreign, rec, entry); err = DB_ROW_IS_REFERENCED; - break; + goto end_scan; } } - } + } else { + ut_a(cmp < 0); - if (cmp < 0) { err = row_ins_set_shared_rec_lock( LOCK_GAP, rec, check_index, offsets, thr); - if (err != DB_SUCCESS) { - - break; - } - - if (check_ref) { - err = DB_NO_REFERENCED_ROW; - row_ins_foreign_report_add_err( - trx, foreign, rec, entry); - } else { - err = DB_SUCCESS; + switch (err) { + case DB_SUCCESS_LOCKED_REC: + case DB_SUCCESS: + if (check_ref) { + err = DB_NO_REFERENCED_ROW; + row_ins_foreign_report_add_err( + trx, foreign, rec, entry); + } else { + err = DB_SUCCESS; + } } - break; + goto end_scan; } + } while (btr_pcur_move_to_next(&pcur, &mtr)); - ut_a(cmp == 0); -next_rec: - moved = btr_pcur_move_to_next(&pcur, &mtr); - - if (!moved) { - if (check_ref) { - rec = btr_pcur_get_rec(&pcur); - row_ins_foreign_report_add_err( - trx, foreign, rec, entry); - err = DB_NO_REFERENCED_ROW; - } else { - err = DB_SUCCESS; - } - - break; - } + if (check_ref) { + row_ins_foreign_report_add_err( + trx, foreign, btr_pcur_get_rec(&pcur), entry); + err = DB_NO_REFERENCED_ROW; + } else { + err = DB_SUCCESS; } +end_scan: btr_pcur_close(&pcur); mtr_commit(&mtr); @@ -1641,10 +1639,8 @@ row_ins_scan_sec_index_for_duplicate( ulint i; int cmp; ulint n_fields_cmp; - rec_t* rec; btr_pcur_t pcur; ulint err = DB_SUCCESS; - ibool moved; unsigned allow_duplicates; mtr_t mtr; mem_heap_t* heap = NULL; @@ -1680,12 +1676,12 @@ row_ins_scan_sec_index_for_duplicate( /* Scan index records and check if there is a duplicate */ - for (;;) { - rec = btr_pcur_get_rec(&pcur); + do { + rec_t* rec = btr_pcur_get_rec(&pcur); if (page_rec_is_infimum(rec)) { - goto next_rec; + continue; } offsets = rec_get_offsets(rec, index, offsets, @@ -1706,14 +1702,18 @@ row_ins_scan_sec_index_for_duplicate( LOCK_ORDINARY, rec, index, offsets, thr); } - if (err != DB_SUCCESS) { - + switch (err) { + case DB_SUCCESS_LOCKED_REC: + err = DB_SUCCESS; + case DB_SUCCESS: break; + default: + goto end_scan; } if (page_rec_is_supremum(rec)) { - goto next_rec; + continue; } cmp = cmp_dtuple_rec(entry, rec, offsets); @@ -1725,23 +1725,15 @@ row_ins_scan_sec_index_for_duplicate( thr_get_trx(thr)->error_info = index; - break; + goto end_scan; } + } else { + ut_a(cmp < 0); + goto end_scan; } + } while (btr_pcur_move_to_next(&pcur, &mtr)); - if (cmp < 0) { - break; - } - - ut_a(cmp == 0); -next_rec: - moved = btr_pcur_move_to_next(&pcur, &mtr); - - if (!moved) { - break; - } - } - +end_scan: if (UNIV_LIKELY_NULL(heap)) { mem_heap_free(heap); } @@ -1837,7 +1829,11 @@ row_ins_duplicate_error_in_clust( cursor->index, offsets, thr); } - if (err != DB_SUCCESS) { + switch (err) { + case DB_SUCCESS_LOCKED_REC: + case DB_SUCCESS: + break; + default: goto func_exit; } @@ -1875,7 +1871,11 @@ row_ins_duplicate_error_in_clust( cursor->index, offsets, thr); } - if (err != DB_SUCCESS) { + switch (err) { + case DB_SUCCESS_LOCKED_REC: + case DB_SUCCESS: + break; + default: goto func_exit; } |