gengliangwang commented on code in PR #50631:
URL: https://github.com/apache/spark/pull/50631#discussion_r2054458428


##########
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/ResolveTableSpec.scala:
##########
@@ -46,20 +47,55 @@ object ResolveTableSpec extends Rule[LogicalPlan] {
 
     preparedPlan.resolveOperatorsWithPruning(_.containsAnyPattern(COMMAND), 
ruleId) {
       case t: CreateTable =>
-        resolveTableSpec(t, t.tableSpec, s => t.copy(tableSpec = s))
+        resolveTableSpec(t, t.tableSpec,
+          fakeRelationFromColumns(t.columns), s => t.copy(tableSpec = s))
       case t: CreateTableAsSelect =>
-        resolveTableSpec(t, t.tableSpec, s => t.copy(tableSpec = s))
+        resolveTableSpec(t, t.tableSpec, None, s => t.copy(tableSpec = s))
       case t: ReplaceTable =>
-        resolveTableSpec(t, t.tableSpec, s => t.copy(tableSpec = s))
+        resolveTableSpec(t, t.tableSpec,
+          fakeRelationFromColumns(t.columns), s => t.copy(tableSpec = s))
       case t: ReplaceTableAsSelect =>
-        resolveTableSpec(t, t.tableSpec, s => t.copy(tableSpec = s))
+        resolveTableSpec(t, t.tableSpec, None, s => t.copy(tableSpec = s))
     }
   }
 
+  private def fakeRelationFromColumns(columns: Seq[ColumnDefinition]): 
Option[LogicalPlan] = {
+    val attributeList = columns.map { col =>
+      AttributeReference(col.name, col.dataType)()
+    }
+    Some(LocalRelation(attributeList))
+  }
+
+  private def analyzeConstraints(

Review Comment:
   I can't think of any other way.
   
https://github.com/apache/spark/blob/master/sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/util/ResolveDefaultColumnsUtil.scala#L335
   This is similar to what we did for column default.



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