server.conf
can have the following propertiesjava.io.tmpdir
+ /PinotServer/index
java.io.tmpdir
+ /PinotServer/segmentTar
mmap
org.apache.pinot.server.
starter.helix.HelixInstanceDataManager
org.apache.pinot.core.query.
executor.ServerQueryExecutorV1Impl
ValidSegmentPruner,DataSchemaSegmentPruner,
ColumnValueSegmentPruner,SelectionQuerySegmentPruner
15000
-1
(unlimited)10000
100000
-1
(do not trim)max(5 * LIMIT, minSegmentgroupTrimSize)
groups based on the order-by clause. Increasing this value can increase the accuracy of the results, but also increase the heap usage of the group-by queries.5000
max(5 * LIMIT, minServergroupTrimSize)
groups based on the order-by clause. Increasing this value can increase the accuracy of the results, but also increase the heap usage and data transfer cost of the group-by queries.1000000