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MDEV-18712 InnoDB indexes are inconsistent with what defined in .frm for table after rebuilding table with index on blob

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when auto-adding a virtual LONG_UNIQUE_HASH_FIELD, fill in
a Virtual_column_info for it, so that fill_alter_inplace_info()
would know we're adding a virtual field (ALTER_ADD_VIRTUAL_COLUMN).
This commit is contained in:
Sergei Golubchik
2019-02-27 03:36:37 +01:00
parent 5adf11250a
commit 20c89f9f37
4 changed files with 24 additions and 1 deletions
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sql/sql_table.cc
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@ -3321,6 +3321,8 @@ static Create_field * add_hash_field(THD * thd, List<Create_field> *create_list,
cf->length= cf->char_length= cf->pack_length= HA_HASH_FIELD_LENGTH;
cf->invisible= INVISIBLE_FULL;
cf->pack_flag|= FIELDFLAG_MAYBE_NULL;
cf->vcol_info= new (thd->mem_root) Virtual_column_info();
cf->vcol_info->stored_in_db= false;
uint num= 1;
LEX_CSTRING field_name;
field_name.str= (char *)thd->alloc(LONG_HASH_FIELD_NAME_LENGTH);