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MCOL-3267 CS now executes sorting inside UNION ALL sub-selects.

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Roman Nozdrin
2019-04-23 14:34:49 +03:00
parent 6ad79509df
commit f4f053dd8c
1 changed files with 3 additions and 1 deletions
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4
dbcon/mysql/ha_calpont_execplan.cpp
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@@ -7138,7 +7138,9 @@ int getSelectPlan(gp_walk_info& gwi, SELECT_LEX& select_lex, SCSEP& csep, bool i
// for subquery, order+limit by will be supported in infinidb. build order by columns // for subquery, order+limit by will be supported in infinidb. build order by columns
// @todo union order by and limit support // @todo union order by and limit support
if (gwi.hasWindowFunc || gwi.subSelectType != CalpontSelectExecutionPlan::MAIN_SELECT) if (gwi.hasWindowFunc
|| gwi.subSelectType != CalpontSelectExecutionPlan::MAIN_SELECT
|| ( isUnion && ordercol ))
{ {
for (; ordercol; ordercol = ordercol->next) for (; ordercol; ordercol = ordercol->next)
{ {