KurtYoung commented on a change in pull request #10224:
[FLINK-14716][table-planner-blink] Cooperate computed column with push down
rules
URL: https://github.com/apache/flink/pull/10224#discussion_r347075356
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File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/plan/schema/TableSourceTable.scala
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@@ -19,16 +19,22 @@
package org.apache.flink.table.planner.plan.schema
import org.apache.flink.table.catalog.CatalogTable
-import org.apache.flink.table.planner.calcite.FlinkTypeFactory
import org.apache.flink.table.planner.plan.stats.FlinkStatistic
-import org.apache.flink.table.planner.sources.TableSourceUtil
import org.apache.flink.table.sources.{TableSource, TableSourceValidation}
-import org.apache.calcite.rel.`type`.{RelDataType, RelDataTypeFactory}
+
+import org.apache.calcite.rel.`type`.RelDataType
import org.apache.flink.shaded.guava18.com.google.common.base.Preconditions
import org.apache.flink.table.api.{TableException, WatermarkSpec}
-import org.apache.flink.table.types.logical.{TimestampKind, TimestampType}
+import org.apache.flink.table.planner.calcite.FlinkToRelContext
+
+import org.apache.calcite.plan.{RelOptSchema, RelOptTable}
+import org.apache.calcite.rel.RelNode
+import org.apache.calcite.rel.logical.LogicalTableScan
+
+import java.util.{List => JList}
import scala.collection.JavaConverters._
+import scala.collection.JavaConversions._
/**
* Abstract class which define the interfaces required to convert a
[[TableSource]] to
Review comment:
Looks like the comment about this class is totally wrong.
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