Github user ravipesala commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1079#discussion_r125154233
--- Diff:
core/src/main/java/org/apache/carbondata/core/scan/filter/executer/RowLevelRangeLessThanEqualFilterExecuterImpl.java
---
@@ -91,57 +129,147 @@ private void ifDefaultValueMatchesFilter() {
private boolean isScanRequired(byte[] blockMinValue, byte[][]
filterValues) {
boolean isScanRequired = false;
- if (isDimensionPresentInCurrentBlock[0]) {
- for (int k = 0; k < filterValues.length; k++) {
- // and filter-min should be positive
- int minCompare =
ByteUtil.UnsafeComparer.INSTANCE.compareTo(filterValues[k], blockMinValue);
+ for (int k = 0; k < filterValues.length; k++) {
+ // and filter-min should be positive
+ int minCompare =
ByteUtil.UnsafeComparer.INSTANCE.compareTo(filterValues[k], blockMinValue);
- // if any filter applied is not in range of min and max of block
- // then since its a less than equal to fiter validate whether the
block
- // min range is less than equal to applied filter member
- if (minCompare >= 0) {
- isScanRequired = true;
- break;
- }
+ // if any filter applied is not in range of min and max of block
+ // then since its a less than equal to fiter validate whether the
block
+ // min range is less than equal to applied filter member
+ if (minCompare >= 0) {
+ isScanRequired = true;
+ break;
}
- } else {
- isScanRequired = isDefaultValuePresentInFilter;
}
return isScanRequired;
}
+ private boolean isScanRequired(byte[] minValue, byte[][] filterValue,
+ DataType dataType) {
+ for (int i = 0; i < filterValue.length; i++) {
+ if (filterValue[i].length == 0 || minValue.length == 0) {
+ return isScanRequired(minValue, filterValue);
+ }
+ switch (dataType) {
--- End diff --
Use existing methods of `DataTypeUtil` and comparator here
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