Github user QiangCai commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1125#discussion_r125955474
--- Diff:
core/src/main/java/org/apache/carbondata/core/scan/filter/partition/PartitionFilterUtil.java
---
@@ -229,35 +229,37 @@ public static BitSet
getPartitionMapForRangeFilter(PartitionInfo partitionInfo,
// filter value is in default partition
if (isGreaterThan) {
// GreaterThan(>), GreaterThanEqualTo(>=)
- partitionMap.set(numPartitions);
+ partitionMap.set(0);
} else {
// LessThan(<), LessThanEqualTo(<=)
- partitionMap.set(0, partitioner.numPartitions());
+ partitionMap.set(0, partitioner.numPartitions() - 1);
}
} else {
// filter value is not in default partition
if (result == 0) {
// if result is 0, the filter value is a bound value of range
partition.
if (isGreaterThan) {
// GreaterThan(>), GreaterThanEqualTo(>=)
- partitionMap.set(partitionIndex + 1,
partitioner.numPartitions());
+ partitionMap.set(partitionIndex + 2, partitioner.numPartitions()
- 1);
+ partitionMap.set(0);
} else {
if (isEqualTo) {
// LessThanEqualTo(<=)
- partitionMap.set(0, partitionIndex + 2);
+ partitionMap.set(1, partitionIndex + 3);
} else {
// LessThan(<)
- partitionMap.set(0, partitionIndex + 1);
+ partitionMap.set(1, partitionIndex + 2);
}
}
} else {
// the filter value is not a bound value of range partition
if (isGreaterThan) {
// GreaterThan(>), GreaterThanEqualTo(>=)
- partitionMap.set(partitionIndex, partitioner.numPartitions());
+ partitionMap.set(partitionIndex + 1, partitioner.numPartitions()
- 1);
--- End diff --
why we lost 2 partitions
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