tree 456b2570113aacfb82c611f1bc64f80c24cb9d84
parent 1d1bd2847c38e459bcf4ac67af959c39396a33c9
author buyingyi <buyingyi@gmail.com> 1383640366 -0800
committer buyingyi <buyingyi@gmail.com> 1383640366 -0800

support multiple user-defined global aggregators