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Merge remote-tracking branch 'origin/10.2' into 10.3

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This commit is contained in:
Alexander Barkov
2019-10-01 09:37:40 +04:00
parent 6c2724fc05 f203245e9e
commit 7e44c455f4
21 changed files with 339 additions and 53 deletions
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19
sql/sql_table.cc
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@ -4067,16 +4067,16 @@ mysql_prepare_create_table(THD *thd, HA_CREATE_INFO *create_info,
/* Use packed keys for long strings on the first column */
if (!((*db_options) & HA_OPTION_NO_PACK_KEYS) &&
!((create_info->table_options & HA_OPTION_NO_PACK_KEYS)) &&
(key_part_length >= KEY_DEFAULT_PACK_LENGTH &&
(sql_field->real_field_type() == MYSQL_TYPE_STRING ||
sql_field->real_field_type() == MYSQL_TYPE_VARCHAR ||
sql_field->pack_flag & FIELDFLAG_BLOB)))
(key_part_length >= KEY_DEFAULT_PACK_LENGTH &&
(sql_field->real_field_type() == MYSQL_TYPE_STRING ||
sql_field->real_field_type() == MYSQL_TYPE_VARCHAR ||
f_is_blob(sql_field->pack_flag))))
{
if ((column_nr == 0 && (sql_field->pack_flag & FIELDFLAG_BLOB)) ||
if ((column_nr == 0 && f_is_blob(sql_field->pack_flag)) ||
sql_field->real_field_type() == MYSQL_TYPE_VARCHAR)
key_info->flags|= HA_BINARY_PACK_KEY | HA_VAR_LENGTH_KEY;
else
key_info->flags|= HA_PACK_KEY;
key_info->flags|= HA_BINARY_PACK_KEY | HA_VAR_LENGTH_KEY;
else
key_info->flags|= HA_PACK_KEY;
}
/* Check if the key segment is partial, set the key flag accordingly */
if (key_part_length != sql_field->key_length)
@ -10907,7 +10907,8 @@ bool Sql_cmd_create_table_like::execute(THD *thd)
LEX *lex= thd->lex;
SELECT_LEX *select_lex= &lex->select_lex;
TABLE_LIST *first_table= select_lex->table_list.first;
DBUG_ASSERT(first_table == lex->query_tables && first_table != 0);
DBUG_ASSERT(first_table == lex->query_tables);
DBUG_ASSERT(first_table != 0);
bool link_to_local;
TABLE_LIST *create_table= first_table;
TABLE_LIST *select_tables= lex->create_last_non_select_table->next_global;