add test
Project: http://git-wip-us.apache.org/repos/asf/trafodion/repo Commit: http://git-wip-us.apache.org/repos/asf/trafodion/commit/fda906dc Tree: http://git-wip-us.apache.org/repos/asf/trafodion/tree/fda906dc Diff: http://git-wip-us.apache.org/repos/asf/trafodion/diff/fda906dc Branch: refs/heads/master Commit: fda906dcd94ff28957b32c825e04206e57160841 Parents: e45745f Author: Liu Ming <ovis_p...@sina.com> Authored: Sat Jun 2 03:33:32 2018 -0400 Committer: Liu Ming <ovis_p...@sina.com> Committed: Sat Jun 2 03:33:32 2018 -0400 ---------------------------------------------------------------------- core/sql/optimizer/NormRelExpr.cpp | 1 - core/sql/regress/core/EXPECTED002.LINUX | 15 +++++++++++++++ core/sql/regress/core/TEST002 | 5 +++++ 3 files changed, 20 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/trafodion/blob/fda906dc/core/sql/optimizer/NormRelExpr.cpp ---------------------------------------------------------------------- diff --git a/core/sql/optimizer/NormRelExpr.cpp b/core/sql/optimizer/NormRelExpr.cpp index 07df1b0..a30cdbb 100644 --- a/core/sql/optimizer/NormRelExpr.cpp +++ b/core/sql/optimizer/NormRelExpr.cpp @@ -7692,7 +7692,6 @@ RelExpr * RelRoot::normalizeNode(NormWA & normWARef) if ((reqdOrder().entries() > 0) && (child(0)->getOperatorType() == REL_FIRST_N)) { -printf("LMDBG root push order by to firstn\n"); FirstN * firstn = (FirstN *)child(0)->castToRelExpr(); if (firstn->isFirstN()) // that is, [first n], not [any n] or [last n] firstn->reqdOrder().insert(reqdOrder()); http://git-wip-us.apache.org/repos/asf/trafodion/blob/fda906dc/core/sql/regress/core/EXPECTED002.LINUX ---------------------------------------------------------------------- diff --git a/core/sql/regress/core/EXPECTED002.LINUX b/core/sql/regress/core/EXPECTED002.LINUX index fd9659c..b7dee45 100644 --- a/core/sql/regress/core/EXPECTED002.LINUX +++ b/core/sql/regress/core/EXPECTED002.LINUX @@ -867,12 +867,18 @@ A AMAX B BMAX C C >>create table t002FUI(x int); --- SQL operation complete. +>>create table t002sol(x int); + +--- SQL operation complete. >>insert into t002FU values(3),(4); --- 2 row(s) inserted. >>insert into t002FUI values(13); --- 1 row(s) inserted. +>>insert into t002sol values(2),(5),(4),(3),(7); + +--- 5 row(s) inserted. >> >>-- Tables t002ZZ and t002ZZI are empty (have zero rows), tables t002FU and >>t002FUI are full. >>-- @@ -1264,4 +1270,13 @@ RESULT_VALUE --- 1 row(s) selected. >> +>>-- Should return 7 +>>select x from (select [first 1] x from t002sol order by x desc ); + +X +---------- + + 7 + +--- 1 row(s) selected. >>log; http://git-wip-us.apache.org/repos/asf/trafodion/blob/fda906dc/core/sql/regress/core/TEST002 ---------------------------------------------------------------------- diff --git a/core/sql/regress/core/TEST002 b/core/sql/regress/core/TEST002 index 34529c7..a9db00c 100755 --- a/core/sql/regress/core/TEST002 +++ b/core/sql/regress/core/TEST002 @@ -480,8 +480,10 @@ create table t002ZZ (x int); create table t002ZZI(x int); create table t002FU (x int); create table t002FUI(x int); +create table t002sol(x int); insert into t002FU values(3),(4); insert into t002FUI values(13); +insert into t002sol values(2),(5),(4),(3),(7); -- Tables t002ZZ and t002ZZI are empty (have zero rows), tables t002FU and t002FUI are full. -- @@ -586,6 +588,8 @@ select (select [last 0] x from t002sub) as result_value from t002main; +-- Should return 7 +select x from (select [first 1] x from t002sol order by x desc ); log; obey TEST002(clnup); exit; @@ -601,6 +605,7 @@ drop table t002ZZ; drop table t002ZZI; drop table t002FU; drop table t002FUI; +drop table t002sol; #ifMX drop table t002ut1;
