address comment

Author: cloud-fan

sql/core/src/main/scala/org/apache/spark/sql/connector/read/V1Scan.scala

@@ -40,5 +40,5 @@ trait V1Scan extends Scan {
    *
    * @since 3.0.0
    */
-  def toV1Relation(context: SQLContext): BaseRelation
+  def toV1TableScan(context: SQLContext): BaseRelation
 }

sql/core/src/main/scala/org/apache/spark/sql/execution/datasources/v2/DataSourceV2Strategy.scala

@@ -47,7 +47,7 @@ class DataSourceV2Strategy(session: SparkSession) extends Strategy with Predicat
 
       val (scanExec, needsUnsafeConversion) = relation.scan match {
         case v1Scan: V1Scan =>
-          val v1Relation = v1Scan.toV1Relation(session.sqlContext)
+          val v1Relation = v1Scan.toV1TableScan(session.sqlContext)
           if (v1Relation.schema != v1Scan.readSchema()) {
             throw new IllegalArgumentException(
               "The fallback v1 relation reports inconsistent schema:\n" +

sql/core/src/test/scala/org/apache/spark/sql/connector/V1ReadFallbackSuite.scala

@@ -164,7 +164,7 @@ class TableWithV1ReadFallback(override val name: String) extends Table with Supp
       requiredSchema: StructType,
       filters: Array[Filter]) extends V1Scan {
     override def readSchema(): StructType = requiredSchema
-    override def toV1Relation(context: SQLContext): BaseRelation = {
+    override def toV1TableScan(context: SQLContext): BaseRelation = {
       new BaseRelation with TableScan {
         override def sqlContext: SQLContext = context
         override def schema: StructType = requiredSchema