{"push_id":773033038,"size":1,"distinct_size":1,"ref":"refs/heads/sampling","head":"e6f5d9d5856a85471518bf72d0766f026a65a8b3","before":"6157c64d43cf8d7e2900668258ada2efc545157a","commits":[{"sha":"e6f5d9d5856a85471518bf72d0766f026a65a8b3","author":{"email":"6cd8718626a16063cc3afa941dc9715c0845c635@126.com","name":"gallenvara"},"message":"Pop topK with algorithm of PriorityQueue.","distinct":true,"url":"https://api.github.com/repos/gallenvara/flink/commits/e6f5d9d5856a85471518bf72d0766f026a65a8b3"}]}