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Merge mysql.com:/home/timka/mysql/src/5.0-virgin

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into  mysql.com:/home/timka/mysql/src/5.0-bug-14920


sql/sql_class.cc:
  Auto merged
sql/sql_class.h:
  Auto merged
sql/sql_select.cc:
  Auto merged
mysql-test/r/group_min_max.result:
  Manually merged test cases.
mysql-test/t/group_min_max.test:
  Manually merged test cases.
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2005-12-01 09:26:17 +02:00
parent ba079bad06 e3f5755228
commit c9ef409150
6 changed files with 112 additions and 12 deletions
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9
sql/sql_class.h
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@@ -1822,11 +1822,18 @@ public:
uint convert_blob_length;
CHARSET_INFO *table_charset;
bool schema_table;
/*
True if GROUP BY and its aggregate functions are already computed
by a table access method (e.g. by loose index scan). In this case
query execution should not perform aggregation and should treat
aggregate functions as normal functions.
*/
bool precomputed_group_by;
TMP_TABLE_PARAM()
:copy_field(0), group_parts(0),
group_length(0), group_null_parts(0), convert_blob_length(0),
schema_table(0)
schema_table(0), precomputed_group_by(0)
{}
~TMP_TABLE_PARAM()
{