diff options
Diffstat (limited to 'storage/xtradb/row/row0mysql.cc')
| -rw-r--r-- | storage/xtradb/row/row0mysql.cc | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/storage/xtradb/row/row0mysql.cc b/storage/xtradb/row/row0mysql.cc index 55e685ac19c..9427b20daf9 100644 --- a/storage/xtradb/row/row0mysql.cc +++ b/storage/xtradb/row/row0mysql.cc @@ -4894,6 +4894,7 @@ row_rename_table_for_mysql( pars_info_t* info = NULL; int retry; bool aux_fts_rename = false; + char* is_part = NULL; ut_a(old_name != NULL); ut_a(new_name != NULL); @@ -4931,6 +4932,55 @@ row_rename_table_for_mysql( table = dict_table_open_on_name(old_name, dict_locked, FALSE, DICT_ERR_IGNORE_NONE); + /* We look for pattern #P# to see if the table is partitioned + MySQL table. */ +#ifdef __WIN__ + is_part = strstr((char *)old_name, (char *)"#p#"); +#else + is_part = strstr((char *)old_name, (char *)"#P#"); +#endif /* __WIN__ */ + + /* MySQL partition engine hard codes the file name + separator as "#P#". The text case is fixed even if + lower_case_table_names is set to 1 or 2. This is true + for sub-partition names as well. InnoDB always + normalises file names to lower case on Windows, this + can potentially cause problems when copying/moving + tables between platforms. + + 1) If boot against an installation from Windows + platform, then its partition table name could + be all be in lower case in system tables. So we + will need to check lower case name when load table. + + 2) If we boot an installation from other case + sensitive platform in Windows, we might need to + check the existence of table name without lowering + case them in the system table. */ + if (!table && + is_part && + innobase_get_lower_case_table_names() == 1) { + char par_case_name[MAX_FULL_NAME_LEN + 1]; +#ifndef __WIN__ + /* Check for the table using lower + case name, including the partition + separator "P" */ + memcpy(par_case_name, old_name, + strlen(old_name)); + par_case_name[strlen(old_name)] = 0; + innobase_casedn_str(par_case_name); +#else + /* On Windows platfrom, check + whether there exists table name in + system table whose name is + not being normalized to lower case */ + normalize_table_name_low( + par_case_name, old_name, FALSE); +#endif + table = dict_table_open_on_name(par_case_name, dict_locked, FALSE, + DICT_ERR_IGNORE_NONE); + } + if (!table) { err = DB_TABLE_NOT_FOUND; ut_print_timestamp(stderr); |