database/mariadb-columnstore-engine
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Merge branch 'master' of https://github.com/mariadb-corporation/mariadb-columnstore-engine

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This commit is contained in:
david hill
2016-05-25 13:03:25 -05:00
parent 23dad9de02 2fa2a214c6
commit 5440f1fa02
2 changed files with 8 additions and 3 deletions
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2
dbcon/mysql/ha_calpont_execplan.cpp
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@@ -1606,7 +1606,7 @@ SimpleColumn* buildSimpleColFromDerivedTable(gp_walk_info& gwi, Item_field* ifp)
// outer join inner table filter can not be moved in
// MariaDB 10.1: cached_table is never available for derived tables.
// Find the uncached object in table_list
TABLE_LIST* tblList = ifp->context->table_list;
TABLE_LIST* tblList = ifp->context ? ifp->context->table_list : NULL;
while (tblList)
{
if (strcasecmp(tblList->alias, ifp->table_name) == 0)

9
utils/funcexp/func_nullif.cpp
View File

@@ -95,11 +95,14 @@ int64_t Func_nullif::getIntVal(rowgroup::Row& row,
if (parm[0]->data()->resultType().colDataType ==
execplan::CalpontSystemCatalog::DATETIME)
{
// If we're comparing to a datetime field, promote.
exp2 = parm[0]->data()->getDatetimeIntVal(row, isNull);
// NULLIF arg0 is DATETIME, arg1 is DATE,
// Upgrade arg1 to datetime
exp2 = parm[1]->data()->getDatetimeIntVal(row, isNull);
}
else
{
// NULLIF arg0 is not DATETIME (might be date), arg1 is not DATE
// Use arg1 as DATE
exp2 = parm[1]->data()->getDateIntVal(row, isNull);
}
@@ -117,6 +120,8 @@ int64_t Func_nullif::getIntVal(rowgroup::Row& row,
if (parm[0]->data()->resultType().colDataType ==
execplan::CalpontSystemCatalog::DATE)
{
// NULLIF arg0 is DATE, arg1 is DATETIME,
// Upgrade arg1 to datetime
// When comparing exp1 as a Date, we can't simply promote. We have
// to be careful of the return value in case of not null return.
int64_t exp1 = parm[0]->data()->getDatetimeIntVal(row, isNull);