diff options
author | unknown <gluh@eagle.(none)> | 2007-12-13 15:56:04 +0400 |
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committer | unknown <gluh@eagle.(none)> | 2007-12-13 15:56:04 +0400 |
commit | 9a10c20ba912d8b872dfde7fcfc6e551e0da6118 (patch) | |
tree | e37ba43ba6ed4171e2b64ad9dbba79328c95a875 /sql/opt_range.cc | |
parent | 0d5caaa4a1213e7d2d52a27ed41de32f3da0c050 (diff) | |
parent | 76a5b3b976de1ad938ae46525f11992fcb392103 (diff) | |
download | mariadb-git-9a10c20ba912d8b872dfde7fcfc6e551e0da6118.tar.gz |
Merge mysql.com:/home/gluh/MySQL/Merge/5.1
into mysql.com:/home/gluh/MySQL/Merge/5.1-opt
BitKeeper/etc/ignore:
auto-union
client/mysql.cc:
Auto merged
client/mysqltest.c:
Auto merged
include/mysql_com.h:
Auto merged
libmysql/CMakeLists.txt:
Auto merged
libmysqld/lib_sql.cc:
Auto merged
mysql-test/r/archive.result:
Auto merged
mysql-test/r/create.result:
Auto merged
mysql-test/r/delayed.result:
Auto merged
mysql-test/r/func_misc.result:
Auto merged
mysql-test/r/innodb.result:
Auto merged
mysql-test/r/innodb_mysql.result:
Auto merged
mysql-test/r/merge.result:
Auto merged
mysql-test/r/ps.result:
Auto merged
mysql-test/r/type_date.result:
Auto merged
mysql-test/suite/rpl/r/rpl_innodb_bug28430.result:
Auto merged
mysql-test/t/create.test:
Auto merged
mysql-test/t/func_misc.test:
Auto merged
mysql-test/t/information_schema.test:
Auto merged
mysql-test/t/merge.test:
Auto merged
mysql-test/t/subselect.test:
Auto merged
mysql-test/t/type_date.test:
Auto merged
mysql-test/t/type_datetime.test:
Auto merged
mysql-test/t/variables.test:
Auto merged
mysys/queues.c:
Auto merged
sql/events.cc:
Auto merged
sql/field.cc:
Auto merged
sql/field.h:
Auto merged
sql/ha_partition.cc:
Auto merged
sql/handler.cc:
Auto merged
sql/item.cc:
Auto merged
sql/item_cmpfunc.cc:
Auto merged
sql/item_func.h:
Auto merged
sql/mysql_priv.h:
Auto merged
sql/mysqld.cc:
Auto merged
sql/opt_range.cc:
Auto merged
sql/protocol.cc:
Auto merged
sql/set_var.cc:
Auto merged
sql/set_var.h:
Auto merged
sql/slave.cc:
Auto merged
sql/sql_class.cc:
Auto merged
sql/sql_class.h:
Auto merged
sql/sql_db.cc:
Auto merged
sql/sql_insert.cc:
Auto merged
sql/sql_parse.cc:
Auto merged
sql/sql_partition.cc:
Auto merged
sql/sql_plugin.cc:
Auto merged
sql/sql_select.cc:
Auto merged
sql/sql_string.cc:
Auto merged
sql/sql_table.cc:
Auto merged
sql/sql_yacc.yy:
Auto merged
sql/table.cc:
Auto merged
sql/table.h:
Auto merged
storage/myisam/ha_myisam.cc:
Auto merged
storage/myisam/mi_check.c:
Auto merged
storage/myisam/mi_open.c:
Auto merged
tests/mysql_client_test.c:
Auto merged
mysql-test/lib/mtr_report.pl:
manual merge
mysql-test/r/myisam.result:
manual merge
mysql-test/r/partition.result:
manual merge
mysql-test/r/user_var.result:
manual merge
mysql-test/t/myisam.test:
manual merge
mysql-test/t/partition.test:
manual merge
mysql-test/t/user_var.test:
manual merge
sql/item.h:
manual merge
sql/item_func.cc:
manual merge
storage/myisammrg/ha_myisammrg.cc:
manual merge
Diffstat (limited to 'sql/opt_range.cc')
-rw-r--r-- | sql/opt_range.cc | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/sql/opt_range.cc b/sql/opt_range.cc index 761897f21b5..7896da6201b 100644 --- a/sql/opt_range.cc +++ b/sql/opt_range.cc @@ -276,6 +276,9 @@ public: Field *field; uchar *min_value,*max_value; // Pointer to range + /* + eq_tree() requires that left == right == 0 if the type is MAYBE_KEY. + */ SEL_ARG *left,*right; /* R-B tree children */ SEL_ARG *next,*prev; /* Links for bi-directional interval list */ SEL_ARG *parent; /* R-B tree parent */ @@ -291,7 +294,7 @@ public: SEL_ARG(Field *field, uint8 part, uchar *min_value, uchar *max_value, uint8 min_flag, uint8 max_flag, uint8 maybe_flag); SEL_ARG(enum Type type_arg) - :min_flag(0),elements(1),use_count(1),left(0),next_key_part(0), + :min_flag(0),elements(1),use_count(1),left(0),right(0),next_key_part(0), color(BLACK), type(type_arg) {} inline bool is_same(SEL_ARG *arg) @@ -2161,12 +2164,18 @@ int SQL_SELECT::test_quick_select(THD *thd, key_map keys_to_use, keys_to_use.intersect(head->keys_in_use_for_query); if (!keys_to_use.is_clear_all()) { +#ifndef EMBEDDED_LIBRARY // Avoid compiler warning + uchar buff[STACK_BUFF_ALLOC]; +#endif MEM_ROOT alloc; SEL_TREE *tree= NULL; KEY_PART *key_parts; KEY *key_info; PARAM param; + if (check_stack_overrun(thd, 2*STACK_MIN_SIZE, buff)) + DBUG_RETURN(0); // Fatal error flag is set + /* set up parameter that is passed to all functions */ param.thd= thd; param.baseflag= head->file->ha_table_flags(); |