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merge

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This commit is contained in:
bell@sanja.is.com.ua
2004-11-11 21:18:10 +02:00
parent aa6d99dd0a c8d5f8991d
commit 0ef0b030a5
51 changed files with 1256 additions and 268 deletions
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64
sql/sql_parse.cc
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@@ -2797,18 +2797,29 @@ unsent_create_error:
lex->duplicates);
if (thd->net.report_error)
res= -1;
break;
if (res != 2)
break;
case SQLCOM_UPDATE_MULTI:
{
bool converted= 0;
DBUG_ASSERT(first_table == all_tables && first_table != 0);
if ((res= multi_update_precheck(thd, all_tables)))
break;
if (res != 2)
{
if ((res= multi_update_precheck(thd, all_tables)))
break;
}
else
{
res= 0;
converted= 1;
}
res= mysql_multi_update(thd, all_tables,
&select_lex->item_list,
&lex->value_list,
select_lex->where,
select_lex->options,
lex->duplicates, unit, select_lex);
lex->duplicates, unit, select_lex,
converted);
break;
}
case SQLCOM_REPLACE:
@@ -2846,35 +2857,28 @@ unsent_create_error:
if (!(res= open_and_lock_tables(thd, all_tables)))
{
/*
Is table which we are changing used somewhere in other parts of
query
*/
if (unique_table(first_table, all_tables->next_global))
{
/* Using same table for INSERT and SELECT */
select_lex->options |= OPTION_BUFFER_RESULT;
}
/* Skip first table, which is the table we are inserting in */
lex->select_lex.table_list.first= (byte*)first_table->next_local;
if ((res= mysql_insert_select_prepare(thd)))
break;
if ((result= new select_insert(first_table, first_table->table,
&lex->field_list, lex->duplicates,
lex->duplicates == DUP_IGNORE)))
res= mysql_insert_select_prepare(thd);
if (!res && (result= new select_insert(first_table, first_table->table,
&lex->field_list,
lex->duplicates,
lex->duplicates == DUP_IGNORE)))
{
/* Skip first table, which is the table we are inserting in */
lex->select_lex.table_list.first= (byte*) first_table->next_local;
TABLE_LIST *first_select_table;
/*
insert/replace from SELECT give its SELECT_LEX for SELECT,
and item_list belong to SELECT
*/
lex->select_lex.resolve_mode= SELECT_LEX::SELECT_MODE;
res= handle_select(thd, lex, result);
/* revert changes for SP */
lex->select_lex.table_list.first= (byte*) first_table;
lex->select_lex.resolve_mode= SELECT_LEX::INSERT_MODE;
delete result;
}
/* revert changes for SP */
lex->select_lex.table_list.first= (byte*) first_table;
if (thd->net.report_error)
res= -1;
}
@@ -2935,8 +2939,20 @@ unsent_create_error:
}
thd->proc_info="init";
if ((res= open_and_lock_tables(thd, all_tables)) ||
(res= mysql_multi_delete_prepare(thd)))
if ((res= open_and_lock_tables(thd, all_tables)))
break;
if (!first_table->table)
{
DBUG_ASSERT(first_table->view &&
first_table->ancestor && first_table->ancestor->next_local);
my_error(ER_VIEW_DELETE_MERGE_VIEW, MYF(0),
first_table->view_db.str, first_table->view_name.str);
res= -1;
break;
}
if ((res= mysql_multi_delete_prepare(thd)))
break;
if (!thd->is_fatal_error && (result= new multi_delete(thd,aux_tables,