A trace component is used to trace mycat execution deeply（窥探mycat异步执行的神器）.#1335

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forchid wants to merge 10 commits intoMyCATApache:1.5from forchid:1.5

+742-319

Commits on Jan 11, 2017

A trace component is used to trace mycat execution deeply.
Uncle-pan
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Commits on Jan 15, 2017

* ServerConnection {get|set}Session2() changed to {} {get|set}Session().
Uncle-pan
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Commits on Jan 21, 2017

Supports single SQL comment statments such as
Uncle-pan
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Commits on Feb 7, 2017

Commits on Feb 8, 2017

* changelog
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