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MDEV-27578 DESC attribute upon spatial index creation prevents ER_DUP_INDEX warning

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strip DESC from SPATIAL indexes earlier. Before check_duplicate_key()
not when creating the frm
This commit is contained in:
Sergei Golubchik
2025-07-12 23:33:25 +02:00
parent dd63c6c9e3
commit e925ddd234
4 changed files with 48 additions and 14 deletions
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6
sql/sql_table.cc
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@@ -3724,6 +3724,12 @@ mysql_prepare_create_table_finalize(THD *thd, HA_CREATE_INFO *create_info,
auto_increment_key= sql_field;
}
/* For SPATIAL, FULLTEXT and HASH indexes (anything other than B-tree),
ignore the ASC/DESC attribute of columns. */
if ((key_info->algorithm > HA_KEY_ALG_BTREE) ||
(key_info->flags & (HA_SPATIAL|HA_FULLTEXT)))
column->asc= true; // ignore DESC
key_part_info->fieldnr= field;
key_part_info->offset= (uint16) sql_field->offset;
key_part_info->key_type=sql_field->pack_flag;