summaryrefslogtreecommitdiff
path: root/sql/item_subselect.cc
diff options
context:
space:
mode:
authorunknown <monty@mysql.com/narttu.mysql.fi>2006-12-15 01:01:52 +0200
committerunknown <monty@mysql.com/narttu.mysql.fi>2006-12-15 01:01:52 +0200
commit2bcbffa0c50f5a09152d1b7b4de7a65abc9283b6 (patch)
treeb60f635d3126e8d0f1321f0187390d7cf8496558 /sql/item_subselect.cc
parent39d873cf3ccad03bda9c751aebc6c59d4a126c91 (diff)
parentf00257ddd0a2f392f9b80c9cd5c405017e3a9d63 (diff)
downloadmariadb-git-2bcbffa0c50f5a09152d1b7b4de7a65abc9283b6.tar.gz
Merge bk-internal.mysql.com:/home/bk/mysql-5.0
into mysql.com:/home/my/mysql-5.0 client/mysql.cc: Auto merged client/mysql_upgrade.c: Auto merged client/mysqltest.c: Auto merged extra/yassl/include/yassl_imp.hpp: Auto merged extra/yassl/include/yassl_int.hpp: Auto merged extra/yassl/taocrypt/include/algebra.hpp: Auto merged extra/yassl/taocrypt/include/des.hpp: Auto merged extra/yassl/taocrypt/include/modes.hpp: Auto merged extra/yassl/taocrypt/src/aes.cpp: Auto merged extra/yassl/taocrypt/src/algebra.cpp: Auto merged extra/yassl/taocrypt/test/test.cpp: Auto merged include/my_sys.h: Auto merged libmysql/libmysql.c: Auto merged libmysqld/lib_sql.cc: Auto merged myisam/mi_open.c: Auto merged myisam/myisampack.c: Auto merged mysql-test/r/mysqltest.result: Auto merged mysql-test/t/mysqltest.test: Auto merged ndb/src/common/util/File.cpp: Auto merged ndb/src/common/util/socket_io.cpp: Auto merged ndb/src/kernel/blocks/cmvmi/Cmvmi.cpp: Auto merged ndb/src/kernel/blocks/dbdict/Dbdict.cpp: Auto merged ndb/src/kernel/blocks/dbdih/Dbdih.hpp: Auto merged ndb/src/kernel/blocks/dblqh/Dblqh.hpp: Auto merged ndb/src/kernel/blocks/dblqh/DblqhMain.cpp: Auto merged ndb/src/kernel/blocks/dbtc/Dbtc.hpp: Auto merged ndb/src/kernel/blocks/dbtup/Dbtup.hpp: Auto merged ndb/src/mgmsrv/Services.cpp: Auto merged ndb/tools/ndb_config.cpp: Auto merged sql/field.cc: Auto merged sql/field.h: Auto merged sql/ha_ndbcluster.cc: Auto merged sql/handler.cc: Auto merged sql/item.cc: Auto merged sql/item.h: Auto merged sql/item_cmpfunc.cc: Auto merged sql/item_func.cc: Auto merged sql/item_strfunc.cc: Auto merged sql/item_subselect.h: Auto merged sql/item_sum.cc: Auto merged sql/item_timefunc.cc: Auto merged sql/mysql_priv.h: Auto merged sql/mysqld.cc: Auto merged sql/opt_range.cc: Auto merged sql/set_var.cc: Auto merged sql/sql_class.cc: Auto merged sql/sql_class.h: Auto merged sql/sql_load.cc: Auto merged sql-common/my_time.c: Auto merged sql/sql_string.h: Auto merged sql/sql_table.cc: Auto merged sql/sql_trigger.cc: Auto merged sql/sql_yacc.yy: Auto merged sql/table.cc: Auto merged strings/strtod.c: Auto merged tests/mysql_client_test.c: Auto merged extra/yassl/taocrypt/include/rsa.hpp: manual merge mysql-test/t/mysql.test: manual merge sql/sql_parse.cc: manual merge
Diffstat (limited to 'sql/item_subselect.cc')
-rw-r--r--sql/item_subselect.cc41
1 files changed, 20 insertions, 21 deletions
diff --git a/sql/item_subselect.cc b/sql/item_subselect.cc
index bffecb3c84c..b048f01de18 100644
--- a/sql/item_subselect.cc
+++ b/sql/item_subselect.cc
@@ -229,11 +229,11 @@ bool Item_subselect::const_item() const
return const_item_cache;
}
-Item *Item_subselect::get_tmp_table_item(THD *thd)
+Item *Item_subselect::get_tmp_table_item(THD *thd_arg)
{
if (!with_sum_func && !const_item())
return new Item_field(result_field);
- return copy_or_same(thd);
+ return copy_or_same(thd_arg);
}
void Item_subselect::update_used_tables()
@@ -549,13 +549,13 @@ void Item_exists_subselect::print(String *str)
}
-bool Item_in_subselect::test_limit(SELECT_LEX_UNIT *unit)
+bool Item_in_subselect::test_limit(SELECT_LEX_UNIT *unit_arg)
{
- if (unit->fake_select_lex &&
- unit->fake_select_lex->test_limit())
+ if (unit_arg->fake_select_lex &&
+ unit_arg->fake_select_lex->test_limit())
return(1);
- SELECT_LEX *sl= unit->first_select();
+ SELECT_LEX *sl= unit_arg->first_select();
for (; sl; sl= sl->next_select())
{
if (sl->test_limit())
@@ -827,7 +827,6 @@ Item_subselect::trans_res
Item_in_subselect::single_value_transformer(JOIN *join,
Comp_creator *func)
{
- Item_subselect::trans_res result= RES_ERROR;
SELECT_LEX *select_lex= join->select_lex;
DBUG_ENTER("Item_in_subselect::single_value_transformer");
@@ -925,7 +924,7 @@ Item_in_subselect::single_value_transformer(JOIN *join,
if (!substitution)
{
//first call for this unit
- SELECT_LEX_UNIT *unit= select_lex->master_unit();
+ SELECT_LEX_UNIT *master_unit= select_lex->master_unit();
substitution= optimizer;
SELECT_LEX *current= thd->lex->current_select, *up;
@@ -948,7 +947,7 @@ Item_in_subselect::single_value_transformer(JOIN *join,
(char *)"<no matter>",
(char *)in_left_expr_name);
- unit->uncacheable|= UNCACHEABLE_DEPENDENT;
+ master_unit->uncacheable|= UNCACHEABLE_DEPENDENT;
}
select_lex->uncacheable|= UNCACHEABLE_DEPENDENT;
@@ -1131,7 +1130,7 @@ Item_in_subselect::row_value_transformer(JOIN *join)
if (!substitution)
{
//first call for this unit
- SELECT_LEX_UNIT *unit= select_lex->master_unit();
+ SELECT_LEX_UNIT *master_unit= select_lex->master_unit();
substitution= optimizer;
SELECT_LEX *current= thd->lex->current_select, *up;
@@ -1147,7 +1146,7 @@ Item_in_subselect::row_value_transformer(JOIN *join)
optimizer->keep_top_level_cache();
thd->lex->current_select= current;
- unit->uncacheable|= UNCACHEABLE_DEPENDENT;
+ master_unit->uncacheable|= UNCACHEABLE_DEPENDENT;
}
select_lex->uncacheable|= UNCACHEABLE_DEPENDENT;
@@ -1170,7 +1169,7 @@ Item_in_subselect::row_value_transformer(JOIN *join)
{
DBUG_ASSERT(left_expr->fixed && select_lex->ref_pointer_array[i]->fixed);
if (select_lex->ref_pointer_array[i]->
- check_cols(left_expr->el(i)->cols()))
+ check_cols(left_expr->element_index(i)->cols()))
DBUG_RETURN(RES_ERROR);
Item *item_eq=
new Item_func_eq(new
@@ -1237,7 +1236,7 @@ Item_in_subselect::row_value_transformer(JOIN *join)
Item *item, *item_isnull;
DBUG_ASSERT(left_expr->fixed && select_lex->ref_pointer_array[i]->fixed);
if (select_lex->ref_pointer_array[i]->
- check_cols(left_expr->el(i)->cols()))
+ check_cols(left_expr->element_index(i)->cols()))
DBUG_RETURN(RES_ERROR);
item=
new Item_func_eq(new
@@ -1433,14 +1432,14 @@ void Item_in_subselect::print(String *str)
}
-bool Item_in_subselect::fix_fields(THD *thd, Item **ref)
+bool Item_in_subselect::fix_fields(THD *thd_arg, Item **ref)
{
bool result = 0;
- if(thd->lex->view_prepare_mode && left_expr && !left_expr->fixed)
- result = left_expr->fix_fields(thd, &left_expr);
+ if (thd_arg->lex->view_prepare_mode && left_expr && !left_expr->fixed)
+ result = left_expr->fix_fields(thd_arg, &left_expr);
- return result || Item_subselect::fix_fields(thd, ref);
+ return result || Item_subselect::fix_fields(thd_arg, ref);
}
@@ -1479,13 +1478,13 @@ void subselect_engine::set_thd(THD *thd_arg)
subselect_single_select_engine::
subselect_single_select_engine(st_select_lex *select,
- select_subselect *result,
- Item_subselect *item)
- :subselect_engine(item, result),
+ select_subselect *result_arg,
+ Item_subselect *item_arg)
+ :subselect_engine(item_arg, result_arg),
prepared(0), optimized(0), executed(0),
select_lex(select), join(0)
{
- select_lex->master_unit()->item= item;
+ select_lex->master_unit()->item= item_arg;
}