fqaiser94 commented on a change in pull request #27066:
URL: https://github.com/apache/spark/pull/27066#discussion_r442617236
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypeCreator.scala
##########
@@ -539,3 +541,82 @@ case class StringToMap(text: Expression, pairDelim:
Expression, keyValueDelim: E
override def prettyName: String = "str_to_map"
}
+
+/**
+ * Adds/replaces field in struct by name.
+ */
+case class WithFields(
+ structExpr: Expression,
+ nameExprs: Seq[Expression],
+ valExprs: Seq[Expression]) extends Unevaluable {
+
+ override def checkInputDataTypes(): TypeCheckResult = {
+ val expectedStructType = StructType(Nil).typeName
+ if (structExpr.dataType.typeName != expectedStructType) {
Review comment:
fixed
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypeCreator.scala
##########
@@ -539,3 +541,82 @@ case class StringToMap(text: Expression, pairDelim:
Expression, keyValueDelim: E
override def prettyName: String = "str_to_map"
}
+
+/**
+ * Adds/replaces field in struct by name.
+ */
+case class WithFields(
+ structExpr: Expression,
+ nameExprs: Seq[Expression],
+ valExprs: Seq[Expression]) extends Unevaluable {
+
+ override def checkInputDataTypes(): TypeCheckResult = {
+ val expectedStructType = StructType(Nil).typeName
+ if (structExpr.dataType.typeName != expectedStructType) {
+ TypeCheckResult.TypeCheckFailure(
+ "struct argument should be struct type, got: " +
structExpr.dataType.catalogString)
+ } else if (!nameExprs.forall(e => e.foldable && e.dataType == StringType))
{
+ TypeCheckResult.TypeCheckFailure(
+ s"nameExprs argument should contain only foldable
${StringType.catalogString} expressions")
+ } else if (nameExprs.length != valExprs.length) {
Review comment:
fixed
##########
File path:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/expressions/complexTypeCreator.scala
##########
@@ -539,3 +541,82 @@ case class StringToMap(text: Expression, pairDelim:
Expression, keyValueDelim: E
override def prettyName: String = "str_to_map"
}
+
+/**
+ * Adds/replaces field in struct by name.
+ */
+case class WithFields(
+ structExpr: Expression,
+ nameExprs: Seq[Expression],
Review comment:
fixed
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