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Added START TRANSACTION syntax

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Added ALL as parameter option for all group functions.
Make join handling uniform. This allows us to use ',', JOIN and INNER JOIN the same way.
Sort NULL last if DESC is used (ANSI SQL 99 requirement)
This commit is contained in:
monty@mashka.mysql.fi
2003-02-06 16:55:59 +02:00
parent 5ce0cd16b8
commit cf9668fd37
19 changed files with 129 additions and 39 deletions
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5
sql/opt_range.cc
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@ -2555,8 +2555,7 @@ QUICK_SELECT_DESC::QUICK_SELECT_DESC(QUICK_SELECT *q, uint used_key_parts)
for (r = it++; r; r = it++)
{
rev_ranges.push_front(r);
if (not_read_after_key && range_reads_after_key(r) ||
test_if_null_range(r,used_key_parts))
if (not_read_after_key && range_reads_after_key(r))
{
it.rewind(); // Reset range
error = HA_ERR_UNSUPPORTED;
@ -2717,6 +2716,7 @@ bool QUICK_SELECT_DESC::range_reads_after_key(QUICK_RANGE *range_arg)
/* True if we are reading over a key that may have a NULL value */
#ifdef NOT_USED
bool QUICK_SELECT_DESC::test_if_null_range(QUICK_RANGE *range_arg,
uint used_key_parts)
{
@ -2762,6 +2762,7 @@ bool QUICK_SELECT_DESC::test_if_null_range(QUICK_RANGE *range_arg,
return 1; // Covers null part
return 0;
}
#endif
/*****************************************************************************