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removed droping field->query_id for reinitialization tables for subquery.

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(BUG#2089)
This commit is contained in:
bell@sanja.is.com.ua
2004-01-03 00:12:07 +02:00
parent 1c74cd9bf5
commit e5fa5585f0
12 changed files with 46 additions and 25 deletions
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27
sql/sql_base.cc
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@@ -2039,15 +2039,28 @@ int setup_fields(THD *thd, Item **ref_pointer_array, TABLE_LIST *tables,
/*
Remap table numbers if INSERT ... SELECT
Check also that the 'used keys' and 'ignored keys' exists and set up the
table structure accordingly
prepare tables
This has to be called for all tables that are used by items, as otherwise
table->map is not set and all Item_field will be regarded as const items.
SYNOPSIS
setup_tables()
tables - tables list
reinit - true if called for table reinitialization before
subquery reexecuting
RETURN
0 ok; In this case *map will includes the choosed index
1 error
NOTE
Remap table numbers if INSERT ... SELECT
Check also that the 'used keys' and 'ignored keys' exists and set up the
table structure accordingly
This has to be called for all tables that are used by items, as otherwise
table->map is not set and all Item_field will be regarded as const items.
*/
bool setup_tables(TABLE_LIST *tables)
bool setup_tables(TABLE_LIST *tables, my_bool reinit)
{
DBUG_ENTER("setup_tables");
uint tablenr=0;
@@ -2074,7 +2087,7 @@ bool setup_tables(TABLE_LIST *tables)
table->keys_in_use_for_query.subtract(map);
}
table->used_keys.intersect(table->keys_in_use_for_query);
if (table_list->shared || table->clear_query_id)
if ((table_list->shared || table->clear_query_id) && !reinit)
{
table->clear_query_id= 0;
/* Clear query_id that may have been set by previous select */