szehon-ho commented on code in PR #50960:
URL: https://github.com/apache/spark/pull/50960#discussion_r2101385708
##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/plans/logical/ColumnDefinition.scala:
##########
@@ -162,43 +163,27 @@ object ColumnDefinition {
col.defaultValue.foreach { default =>
checkDefaultColumnConflicts(col)
validateDefaultValueExpr(default, statement, col.name,
col.dataType)
- if (!default.deterministic) {
- throw QueryCompilationErrors.defaultValueNonDeterministicError(
- "CREATE TABLE", col.name, default.originalSQL)
- }
}
}
case cmd: AddColumns if cmd.columnsToAdd.exists(_.default.isDefined) =>
- // Wrap analysis errors for default values in a more user-friendly
message.
+ val statement = "ALTER TABLE ADD COLUMNS"
cmd.columnsToAdd.foreach { c =>
c.default.foreach { d =>
- if (!d.resolved) {
- throw QueryCompilationErrors.defaultValuesUnresolvedExprError(
- "ALTER TABLE", c.colName, d.originalSQL, null)
- }
- validateDefaultValueExpr(d, "ALTER TABLE", c.colName, c.dataType)
- if (!d.deterministic) {
- throw QueryCompilationErrors.defaultValueNonDeterministicError(
- "ALTER TABLE", c.colName, d.originalSQL)
- }
+ validateDefaultValueExpr(d, statement, c.colName, c.dataType)
}
}
case cmd: AlterColumns if
cmd.specs.exists(_.newDefaultExpression.isDefined) =>
- // Wrap analysis errors for default values in a more user-friendly
message.
+ val statement = "ALTER TABLE ALTER COLUMN"
cmd.specs.foreach { c =>
c.newDefaultExpression.foreach { d =>
+ // Eagerly check resolved, as accessing datatype requires it to be
resolved
Review Comment:
makes sense, done
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