Hi, thank you for submitting this pull request. In order to consider your code we need you to sign the Oracle Contribution Agreement (OCA). Please review the details and follow the instructions at http://www.oracle.com/technetwork/community/oca-486395.html
Please make sure to include your MySQL bug system user (email) in the returned form.
Thanks

I confirm the code being submitted is offered under the terms of the OCA, and that I am authorized to contribute it.

@longwenwen Thanks for the code submission.
We seem to have a problem linking between your github user and your bugs.mysql.com / your signed OCA. Please provide your bugs.mysql.com user email
You can contact me directly at omer.barnir@oracle.com
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==Omer

Hi, thank you for your contribution. Please confirm this code is submitted under the terms of the OCA (Oracle's Contribution Agreement) you have previously signed by cutting and pasting the following text as a comment:
"I confirm the code being submitted is offered under the terms of the OCA, and that I am authorized to contribute it."
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Hi, thank you for your contribution. Your code has been assigned to an internal queue. Please follow
bug http://bugs.mysql.com/bug.php?id=93643 for updates.
Thanks

@longwenwen Hello will you complete the OCA such that your fix could be merged to upstream?

I'm experiencing an issue related to compression that the returned JSON data is incomplete(too small). I suspect your merge request may fix it.