[2/4] kylin git commit: KYLIN-2540 fix concat cascade issue

KYLIN-2540 fix concat cascade issue Project: http://git-wip-us.apache.org/repos/asf/kylin/repo Commit: http://git-wip-us.apache.org/repos/asf/kylin/commit/fac8285a Tree: http://git-wip-us.apache.org/repos/asf/kylin/tree/fac8285a Diff: http://git-wip-us.apache.org/repos/asf/kylin/diff/fac8285a Br

[2/4] kylin git commit: KYLIN-2540 fix concat cascade issue

KYLIN-2540 fix concat cascade issue Project: http://git-wip-us.apache.org/repos/asf/kylin/repo Commit: http://git-wip-us.apache.org/repos/asf/kylin/commit/1c3296f6 Tree: http://git-wip-us.apache.org/repos/asf/kylin/tree/1c3296f6 Diff: http://git-wip-us.apache.org/repos/asf/kylin/diff/1c3296f6 Br