cloud-fan commented on code in PR #42220:
URL: https://github.com/apache/spark/pull/42220#discussion_r1278987087
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/TableOutputResolver.scala:
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@@ -263,16 +268,26 @@ object TableOutputResolver {
val extraColsStr = inputCols.takeRight(inputCols.size -
expectedCols.size)
.map(col => toSQLId(col.name))
.mkString(", ")
- throw
QueryCompilationErrors.incompatibleDataToTableExtraStructFieldsError(
- tableName, colPath.quoted, extraColsStr
- )
+ if (colPath.isEmpty) {
+ throw
QueryCompilationErrors.cannotWriteTooManyColumnsToTableError(tableName,
+ expectedCols.map(_.name), inputCols.map(_.toAttribute))
+ } else {
+ throw
QueryCompilationErrors.incompatibleDataToTableExtraStructFieldsError(
+ tableName, colPath.quoted, extraColsStr
+ )
+ }
} else if (inputCols.size < expectedCols.size) {
val missingColsStr = expectedCols.takeRight(expectedCols.size -
inputCols.size)
.map(col => toSQLId(col.name))
.mkString(", ")
- throw
QueryCompilationErrors.incompatibleDataToTableStructMissingFieldsError(
- tableName, colPath.quoted, missingColsStr
- )
+ if (colPath.isEmpty) {
Review Comment:
this appears three times, we can add a method for it.
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