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• • incubator-quickstep git commit: Use partitioned aggregation for single-function DISTINCT aggregation. [Forced Update!] jianqiao
• incubator-quickstep git commit: Initial commit jianqiao
• [1/2] incubator-quickstep git commit: Provided more info for the OutOfMemory exception. [Forced Update!] zuyuz
  • [2/2] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• incubator-quickstep git commit: Provided more info for the OutOfMemory exception. zuyuz
• [1/6] incubator-quickstep git commit: Adds marcs ssh key to KEYS [Forced Update!] zuyuz
  • [2/6] incubator-quickstep git commit: patches for missed linenoise changes zuyuz
  • [4/6] incubator-quickstep git commit: Visualized Execution DAG in the distributed version. zuyuz
  • [3/6] incubator-quickstep git commit: Use BitVector as LIPFilter implementation when applicable zuyuz
  • [6/6] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
  • [5/6] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• [1/2] incubator-quickstep git commit: Visualized Execution DAG in the distributed version. [Forced Update!] zuyuz
  • [2/2] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• [1/4] incubator-quickstep git commit: Adds marcs ssh key to KEYS [Forced Update!] zuyuz
  • [3/4] incubator-quickstep git commit: Use BitVector as LIPFilter implementation when applicable zuyuz
  • [4/4] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
  • [2/4] incubator-quickstep git commit: patches for missed linenoise changes zuyuz
  • [1/4] incubator-quickstep git commit: Adds marcs ssh key to KEYS [Forced Update!] zuyuz
  • [3/4] incubator-quickstep git commit: Use BitVector as LIPFilter implementation when applicable zuyuz
  • [2/4] incubator-quickstep git commit: patches for missed linenoise changes zuyuz
  • [4/4] incubator-quickstep git commit: Visualized Execution DAG in the distributed version. zuyuz
• [1/2] incubator-quickstep git commit: Use BitVector as LIPFilter implementation when applicable [Forced Update!] jianqiao
  • [2/2] incubator-quickstep git commit: New aggregation design. jianqiao
• incubator-quickstep git commit: Use BitVector as LIPFilter implementation when applicable jianqiao
  • incubator-quickstep git commit: Use BitVector as LIPFilter implementation when applicable hakanmemisoglu
• incubator-quickstep git commit: patches for missed linenoise changes jianqiao
• incubator-quickstep git commit: Initial commit [Forced Update!] jianqiao
• [01/50] [abbrv] incubator-quickstep git commit: Add unit test for CatalogRelationStatistics [Forced Update!] jianqiao
  • [03/50] [abbrv] incubator-quickstep git commit: Minor refactor for HashJoinInnerJoin. jianqiao
  • [06/50] [abbrv] incubator-quickstep git commit: Fixed the linking issue for the distributed cli. jianqiao
  • [07/50] [abbrv] incubator-quickstep git commit: Enabled some checks for the distributed version in the release build. jianqiao
  • [10/50] [abbrv] incubator-quickstep git commit: Add KEYS file for release jianqiao
  • [17/50] [abbrv] incubator-quickstep git commit: Saved catalog in the distributed version. jianqiao
  • [22/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [14/50] [abbrv] incubator-quickstep git commit: Fixed CopyFrom bug in the distributed version. jianqiao
  • [45/50] [abbrv] incubator-quickstep git commit: Fixed the lint issue in QueryManagerDistributed. jianqiao
  • [21/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [31/50] [abbrv] incubator-quickstep git commit: Avoid crash due to an error in deleting a file in HDFS. jianqiao
  • [05/50] [abbrv] incubator-quickstep git commit: Push down low cost disjunctive predicates to filter the stored relations early jianqiao
  • [16/50] [abbrv] incubator-quickstep git commit: Moved hdfs-related flags into a file. jianqiao
  • [36/50] [abbrv] incubator-quickstep git commit: Refactor building.md jianqiao
  • [25/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [04/50] [abbrv] incubator-quickstep git commit: Reorder output attribute order to improve copy performance. jianqiao
  • [48/50] [abbrv] incubator-quickstep git commit: Minor improved the scheduling algorithm in the distributed version. jianqiao
  • [49/50] [abbrv] incubator-quickstep git commit: Adds marcs ssh key to KEYS jianqiao
  • [40/50] [abbrv] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jianqiao
  • [11/50] [abbrv] incubator-quickstep git commit: Revert "Fixed the linking issue for the distributed cli." jianqiao
  • [35/50] [abbrv] incubator-quickstep git commit: Style fixes for TextScanOperator. jianqiao
  • [42/50] [abbrv] incubator-quickstep git commit: Minor refactored QueryManagerDistributed. jianqiao
  • [41/50] [abbrv] incubator-quickstep git commit: Defined TMB Message Poll Interval as a gflag. jianqiao
  • [34/50] [abbrv] incubator-quickstep git commit: Removed the temp query result relation in the distributed version. jianqiao
  • [50/50] [abbrv] incubator-quickstep git commit: Initial commit jianqiao
  • [09/50] [abbrv] incubator-quickstep git commit: Add BitVectorExactFilter as a LIP filter and supports Join-to-Semijoin transformation. jianqiao
  • [12/50] [abbrv] incubator-quickstep git commit: Fixed the linking issue for the distributed cli. jianqiao
  • [46/50] [abbrv] incubator-quickstep git commit: Printed out the row number of the query result in the distributed version. jianqiao
  • [38/50] [abbrv] incubator-quickstep git commit: Fixed the dangling reference bug in CreateIndexOperator. jianqiao
  • [20/50] [abbrv] incubator-quickstep git commit: Adds regex to specify 16.+ versions of Darwin jianqiao
  • [39/50] [abbrv] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jianqiao
  • [43/50] [abbrv] incubator-quickstep git commit: Fixed a bug in the distributed version to check rebuild finished. jianqiao
  • [19/50] [abbrv] incubator-quickstep git commit: Fix the bug with SingleIdentityHashFilter when filter_cardinality is 0. jianqiao
  • [30/50] [abbrv] incubator-quickstep git commit: Reduce the number of group-by attributes by pulling tables up aggregations jianqiao
  • [44/50] [abbrv] incubator-quickstep git commit: Checked the query completion upon each rebuild message in the distributed version. jianqiao
  • [47/50] [abbrv] incubator-quickstep git commit: Removed an incorrect TODO. jianqiao
  • [33/50] [abbrv] incubator-quickstep git commit: Revert "A workaround to remove query result relation in the distributed version." jianqiao
  • [18/50] [abbrv] incubator-quickstep git commit: A workaround to remove query result relation in the distributed version. jianqiao
  • [02/50] [abbrv] incubator-quickstep git commit: Minor refactor for InsertDestinations. jianqiao
  • [27/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [08/50] [abbrv] incubator-quickstep git commit: Add BitVectorExactFilter as a LIP filter and supports Join-to-Semijoin transformation. jianqiao
  • [24/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [32/50] [abbrv] incubator-quickstep git commit: Fixed a memory leak in the distributed version. jianqiao
  • [15/50] [abbrv] incubator-quickstep git commit: Extract getFilesize as a method. jianqiao
  • [28/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [13/50] [abbrv] incubator-quickstep git commit: Simplified the SelectOperator w/ partitions. jianqiao
  • [37/50] [abbrv] incubator-quickstep git commit: Minor refactored distributed query execution. jianqiao
  • [29/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [26/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
  • [23/50] [abbrv] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. jianqiao
• svn commit: r18413 - /dev/incubator/quickstep/KEYS spehl
• svn commit: r18411 - in /dev/incubator/quickstep/0.1.0/RC3: ./ apache-quickstep-incubating-0.1.0.tar.gz apache-quickstep-incubating-0.1.0.tar.gz.asc apache-quickstep-incubating-0.1.0.tar.gz.md5 apache-quickstep-incubating-0.1.0.tar.gz.sha spehl
• svn commit: r18368 - in /dev/incubator/quickstep/0.1.0/RC2: ./ apache-quickstep-incubating-0.1.0.tar.gz apache-quickstep-incubating-0.1.0.tar.gz.asc apache-quickstep-incubating-0.1.0.tar.gz.md5 apache-quickstep-incubating-0.1.0.tar.gz.sha spehl
• svn commit: r18357 - in /dev/incubator/quickstep/0.1.0/RC1: ./ apache-quickstep-incubating-0.1.0.tar.gz apache-quickstep-incubating-0.1.0.tar.gz.asc apache-quickstep-incubating-0.1.0.tar.gz.md5 apache-quickstep-incubating-0.1.0.tar.gz.sha spehl
• incubator-quickstep git commit: Adds marcs ssh key to KEYS spehl
• svn commit: r18341 - in /dev/incubator/quickstep/0.1.0: ./ RC0/ RC0/apache-quickstep-incubating-0.1.0.tar.gz RC0/apache-quickstep-incubating-0.1.0.tar.gz.asc RC0/apache-quickstep-incubating-0.1.0.tar.gz.md5 RC0/apache-quickstep-incubating-0.1.0.tar.gz.sha spehl
• svn commit: r18340 - /release/incubator/quickstep/KEYS spehl
• svn commit: r18339 - /release/incubator/quickstep/ spehl
• svn commit: r18338 - /dev/incubator/quickstep/ jhyde
• incubator-quickstep git commit: Disabled LIP in the distributed version. zuyuz
• [1/6] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. [Forced Update!] zuyuz
  • [6/6] incubator-quickstep git commit: Set the default tmb_implementation value to purememory. zuyuz
  • [2/6] incubator-quickstep git commit: Enabled dag viz by default. zuyuz
  • [3/6] incubator-quickstep git commit: Refactored block loading order in StorageManager::loadBlockOrBlob. zuyuz
  • [5/6] incubator-quickstep git commit: Visualized Execution DAG in the distributed version. zuyuz
  • [4/6] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
• incubator-quickstep git commit: Visualized Execution DAG in the distributed version. [Forced Update!] zuyuz
• incubator-quickstep git commit: Enabled dag viz by default. [Forced Update!] zuyuz
• [1/2] incubator-quickstep git commit: Visualized Execution DAG in the distributed version. zuyuz
  • [2/2] incubator-quickstep git commit: Enabled dag viz by default. zuyuz
• [1/5] incubator-quickstep git commit: Minor improved the scheduling algorithm in the distributed version. [Forced Update!] zuyuz
  • [5/5] incubator-quickstep git commit: Refactored block loading order in StorageManager::loadBlockOrBlob. zuyuz
  • [4/5] incubator-quickstep git commit: Set the default tmb_implementation value to purememory. zuyuz
  • [3/5] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
  • [2/5] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
• [1/3] incubator-quickstep git commit: Minor improved the scheduling algorithm in the distributed version. [Forced Update!] zuyuz
  • [3/3] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
  • [2/3] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• [1/3] incubator-quickstep git commit: Refactored block loading order in StorageManager::loadBlockOrBlob. zuyuz
  • [3/3] incubator-quickstep git commit: Minor improved the scheduling algorithm in the distributed version. zuyuz
  • [2/3] incubator-quickstep git commit: Set the default tmb_implementation value to purememory. zuyuz
• incubator-quickstep git commit: Visualized Execution DAG in the distributed version. zuyuz
  • incubator-quickstep git commit: Visualized Execution DAG in the distributed version. zuyuz
• incubator-quickstep git commit: Minor improved the scheduling algorithm in the distributed version. zuyuz
• [1/2] incubator-quickstep git commit: Minor improved the scheduling algorithm in the distributed version. [Forced Update!] zuyuz
  • [2/2] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• [01/31] incubator-quickstep git commit: A workaround to remove query result relation in the distributed version. [Forced Update!] zuyuz
  • [18/31] incubator-quickstep git commit: Style fixes for TextScanOperator. zuyuz
  • [02/31] incubator-quickstep git commit: Fix the bug with SingleIdentityHashFilter when filter_cardinality is 0. zuyuz
  • [17/31] incubator-quickstep git commit: Removed the temp query result relation in the distributed version. zuyuz
  • [29/31] incubator-quickstep git commit: Removed an incorrect TODO. zuyuz
  • [14/31] incubator-quickstep git commit: Avoid crash due to an error in deleting a file in HDFS. zuyuz
  • [30/31] incubator-quickstep git commit: Printed out the row number of the query result in the distributed version. zuyuz
  • [15/31] incubator-quickstep git commit: Fixed a memory leak in the distributed version. zuyuz
  • [26/31] incubator-quickstep git commit: Fixed a bug in the distributed version to check rebuild finished. zuyuz
  • [27/31] incubator-quickstep git commit: Checked the query completion upon each rebuild message in the distributed version. zuyuz
  • [11/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [13/31] incubator-quickstep git commit: Reduce the number of group-by attributes by pulling tables up aggregations zuyuz
  • [16/31] incubator-quickstep git commit: Revert "A workaround to remove query result relation in the distributed version." zuyuz
  • [25/31] incubator-quickstep git commit: Minor refactored QueryManagerDistributed. zuyuz
  • [31/31] incubator-quickstep git commit: Added limited optimizer support for Partitioned Hash Joins. zuyuz
  • [09/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [28/31] incubator-quickstep git commit: Fixed the lint issue in QueryManagerDistributed. zuyuz
  • [20/31] incubator-quickstep git commit: Minor refactored distributed query execution. zuyuz
  • [21/31] incubator-quickstep git commit: Fixed the dangling reference bug in CreateIndexOperator. zuyuz
  • [03/31] incubator-quickstep git commit: Adds regex to specify 16.+ versions of Darwin zuyuz
  • [23/31] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. zuyuz
  • [07/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [04/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [24/31] incubator-quickstep git commit: Defined TMB Message Poll Interval as a gflag. zuyuz
  • [08/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [05/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [22/31] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. zuyuz
  • [12/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [06/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
  • [19/31] incubator-quickstep git commit: Refactor building.md zuyuz
  • [10/31] incubator-quickstep git commit: - Adds CollisionFreeVectorTable to support specialized fast path aggregation for range-bounded single integer group-by key. - Supports copy elision for aggregation. zuyuz
• [1/2] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. [Forced Update!] zuyuz
  • [2/2] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
• [1/3] incubator-quickstep git commit: Fixed the lint issue in QueryManagerDistributed. zuyuz
  • [2/3] incubator-quickstep git commit: Removed an incorrect TODO. zuyuz
  • [3/3] incubator-quickstep git commit: Printed out the row number of the query result in the distributed version. zuyuz
• [1/5] incubator-quickstep git commit: Fixed the lint issue in QueryManagerDistributed. [Forced Update!] zuyuz
  • [2/5] incubator-quickstep git commit: Printed out the row number of the query result in the distributed version. zuyuz
  • [4/5] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
  • [3/5] incubator-quickstep git commit: Removed an incorrect TODO. zuyuz
  • [5/5] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
• [1/4] incubator-quickstep git commit: Fixed the lint issue in QueryManagerDistributed. [Forced Update!] zuyuz
  • [4/4] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
  • [2/4] incubator-quickstep git commit: Removed an incorrect TODO. zuyuz
  • [3/4] incubator-quickstep git commit: Printed out the row number of the query result in the distributed version. zuyuz
• [1/3] incubator-quickstep git commit: Checked the query completion upon each rebuild message in the distributed version. [Forced Update!] zuyuz
  • [2/3] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
  • [3/3] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
• [1/2] incubator-quickstep git commit: Checked the query completion upon each rebuild message in the distributed version. [Forced Update!] zuyuz
  • [2/2] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• incubator-quickstep git commit: Checked the query completion upon each rebuild message in the distributed version. zuyuz
• [1/3] incubator-quickstep git commit: Minor refactored QueryManagerDistributed. [Forced Update!] zuyuz
  • [2/3] incubator-quickstep git commit: Fixed a bug in the distributed version to check rebuild finished. zuyuz
  • [3/3] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• [1/9] incubator-quickstep git commit: Refactor building.md [Forced Update!] zuyuz
  • [7/9] incubator-quickstep git commit: Minor refactored QueryManagerDistributed. zuyuz
  • [3/9] incubator-quickstep git commit: Fixed the dangling reference bug in CreateIndexOperator. zuyuz
  • [6/9] incubator-quickstep git commit: Defined TMB Message Poll Interval as a gflag. zuyuz
  • [8/9] incubator-quickstep git commit: Fixed a bug in the distributed version to check rebuild finished. zuyuz
  • [2/9] incubator-quickstep git commit: Minor refactored distributed query execution. zuyuz
  • [9/9] incubator-quickstep git commit: Used two TMB implementations in Shiftboss. zuyuz
  • [4/9] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. zuyuz
  • [5/9] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. zuyuz
• incubator-quickstep git commit: Fixed a bug in the distributed version to check rebuild finished. zuyuz
• incubator-quickstep git commit: Minor refactored QueryManagerDistributed. zuyuz
• [1/2] incubator-quickstep git commit: Defined TMB Message Poll Interval as a gflag. [Forced Update!] zuyuz
  • [2/2] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
• [1/3] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. [Forced Update!] zuyuz
  • [3/3] incubator-quickstep git commit: Defined TMB Message Poll Interval as a gflag. zuyuz
  • [2/3] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. zuyuz
• [1/6] incubator-quickstep git commit: Refactor building.md [Forced Update!] zuyuz
  • [4/6] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. zuyuz
  • [2/6] incubator-quickstep git commit: Minor refactored distributed query execution. zuyuz
  • [6/6] incubator-quickstep git commit: Added HDFS Support For TextScanWorkOrder. zuyuz
  • [5/6] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. zuyuz
  • [3/6] incubator-quickstep git commit: Fixed the dangling reference bug in CreateIndexOperator. zuyuz
• [1/2] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jignesh
  • [2/2] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jignesh
• [1/5] incubator-quickstep git commit: Refactor building.md [Forced Update!] jianqiao
  • [3/5] incubator-quickstep git commit: Fixed the dangling reference bug in CreateIndexOperator. jianqiao
  • [4/5] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jianqiao
  • [5/5] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jianqiao
  • [2/5] incubator-quickstep git commit: Minor refactored distributed query execution. jianqiao
• [1/2] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. [Forced Update!] jianqiao
  • [2/2] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jianqiao
  • [1/2] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. [Forced Update!] jianqiao
  • [2/2] incubator-quickstep git commit: Fuse Aggregate with LeftOuterJoin to accelerate evaluation. jianqiao

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