hequn8128 commented on a change in pull request #11051:
[FLINK-15961][table-planner][table-planner-blink] Introduce Python Physical
Correlate RelNodes which are containers for Python TableFunction
URL: https://github.com/apache/flink/pull/11051#discussion_r379241683
##########
File path:
flink-table/flink-table-planner-blink/src/main/scala/org/apache/flink/table/planner/plan/nodes/physical/stream/StreamExecCorrelate.scala
##########
@@ -21,59 +21,37 @@ import org.apache.flink.api.dag.Transformation
import org.apache.flink.table.dataformat.BaseRow
import org.apache.flink.table.planner.codegen.{CodeGeneratorContext,
CorrelateCodeGenerator}
import org.apache.flink.table.planner.delegation.StreamPlanner
-import org.apache.flink.table.planner.functions.utils.TableSqlFunction
-import org.apache.flink.table.planner.plan.nodes.exec.{ExecNode,
StreamExecNode}
import
org.apache.flink.table.planner.plan.nodes.logical.FlinkLogicalTableFunctionScan
-import org.apache.flink.table.planner.plan.utils.RelExplainUtil
import org.apache.flink.table.runtime.operators.AbstractProcessStreamOperator
import org.apache.calcite.plan.{RelOptCluster, RelTraitSet}
import org.apache.calcite.rel.`type`.RelDataType
import org.apache.calcite.rel.core.JoinRelType
-import org.apache.calcite.rel.{RelNode, RelWriter, SingleRel}
-import org.apache.calcite.rex.{RexCall, RexNode, RexProgram}
-
-import java.util
-
-import scala.collection.JavaConversions._
+import org.apache.calcite.rel.RelNode
+import org.apache.calcite.rex.{RexNode, RexProgram}
/**
- * Flink RelNode which matches along with join a user defined table function.
+ * Flink RelNode which matches along with join a java user defined table
function.
Review comment:
java => Java/Scala
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