Github user kiszk commented on a diff in the pull request:
https://github.com/apache/spark/pull/23043#discussion_r233951670
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/BoundAttribute.scala
---
@@ -56,17 +56,32 @@ case class BoundReference(ordinal: Int, dataType:
DataType, nullable: Boolean)
val javaType = JavaCode.javaType(dataType)
val value = CodeGenerator.getValue(ctx.INPUT_ROW, dataType,
ordinal.toString)
if (nullable) {
- ev.copy(code =
+ var codeBlock =
code"""
|boolean ${ev.isNull} = ${ctx.INPUT_ROW}.isNullAt($ordinal);
|$javaType ${ev.value} = ${ev.isNull} ?
| ${CodeGenerator.defaultValue(dataType)} : ($value);
- """.stripMargin)
+ """.stripMargin
+ codeBlock = codeBlock +
genReplaceMinusZeroWithZeroCode(javaType.codeString, ev.value)
+ ev.copy(code = codeBlock)
} else {
- ev.copy(code = code"$javaType ${ev.value} = $value;", isNull =
FalseLiteral)
+ var codeBlock = code"$javaType ${ev.value} = $value;"
--- End diff --
ditto
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