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Merge remote-tracking branch 'origin/bb-10.2-ext' into 10.3

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TODO: enable MDEV-13049 optimization for 10.3
This commit is contained in:
Alexander Barkov
2017-10-30 20:47:39 +04:00
parent fe8cf8fdf1 003cb2f424
commit 835cbbcc7b
644 changed files with 35267 additions and 4099 deletions
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4
sql/opt_sum.cc
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@@ -768,12 +768,12 @@ static bool matching_cond(bool max_fl, TABLE_REF *ref, KEY *keyinfo,
key_part_map org_key_part_used= *key_part_used;
if (eq_type || between || max_fl == less_fl)
{
uint length= (key_ptr-ref->key_buff)+part->store_length;
uint length= (uint)(key_ptr-ref->key_buff)+part->store_length;
if (ref->key_length < length)
{
/* Ultimately ref->key_length will contain the length of the search key */
ref->key_length= length;
ref->key_parts= (part - keyinfo->key_part) + 1;
ref->key_parts= (uint)(part - keyinfo->key_part) + 1;
}
if (!*prefix_len && part+1 == field_part)
*prefix_len= length;