Github user gvramana commented on a diff in the pull request:
https://github.com/apache/carbondata/pull/1032#discussion_r124548518
--- Diff:
integration/spark-common/src/main/scala/org/apache/carbondata/spark/util/CommonUtil.scala
---
@@ -288,6 +297,69 @@ object CommonUtil {
result
}
+ def validateForOverLappingRangeValues(desType: Option[String],
+ rangeInfoArray: Array[String]): Boolean = {
+ val rangeInfoValuesValid = desType match {
+ case Some("IntegerType") | Some("int") =>
+ val intRangeInfoArray = rangeInfoArray.map(_.toInt)
+ val sortedRangeInfoArray = intRangeInfoArray.sorted
+ intRangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("StringType") | Some("string") =>
+ val sortedRangeInfoArray = rangeInfoArray.sorted
+ rangeInfoArray.sameElements(sortedRangeInfoArray)
+ case a if (desType.get.startsWith("varchar") ||
desType.get.startsWith("char")) =>
+ val sortedRangeInfoArray = rangeInfoArray.sorted
+ rangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("LongType") | Some("long") | Some("bigint") =>
+ val longRangeInfoArray = rangeInfoArray.map(_.toLong)
+ val sortedRangeInfoArray = longRangeInfoArray.sorted
+ longRangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("FloatType") | Some("float") =>
+ val floatRangeInfoArray = rangeInfoArray.map(_.toFloat)
+ val sortedRangeInfoArray = floatRangeInfoArray.sorted
+ floatRangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("DoubleType") | Some("double") =>
+ val doubleRangeInfoArray = rangeInfoArray.map(_.toDouble)
+ val sortedRangeInfoArray = doubleRangeInfoArray.sorted
+ doubleRangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("ByteType") | Some("tinyint") =>
+ val byteRangeInfoArray = rangeInfoArray.map(_.toByte)
+ val sortedRangeInfoArray = byteRangeInfoArray.sorted
+ byteRangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("ShortType") | Some("smallint") =>
+ val shortRangeInfoArray = rangeInfoArray.map(_.toShort)
+ val sortedRangeInfoArray = shortRangeInfoArray.sorted
+ shortRangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("BooleanType") | Some("boolean") =>
+ true
+ case a if (desType.get.startsWith("DecimalType") ||
desType.get.startsWith("decimal")) =>
+ val decimalRangeInfoArray = rangeInfoArray.map(value =>
BigDecimal(value))
+ val sortedRangeInfoArray = decimalRangeInfoArray.sorted
+ decimalRangeInfoArray.sameElements(sortedRangeInfoArray)
+ case Some("DateType") | Some("date") =>
+ val dateRangeInfoArray = rangeInfoArray.map { value =>
--- End diff --
Dictionary generation can bring duplicate values. duplicate value check
required.
Same is the case with timesamp case also.
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