wuchong commented on a change in pull request #10989: [FLINK-15840][table-planner-blink] ClassCastException is thrown when use tEnv.from for temp/catalog table URL: https://github.com/apache/flink/pull/10989#discussion_r373843394
########## File path: flink-table/flink-table-planner-blink/src/main/java/org/apache/flink/table/planner/calcite/ToRexConverterFactory.java ########## @@ -18,26 +18,11 @@ package org.apache.flink.table.planner.calcite; -import org.apache.calcite.plan.RelOptTable; import org.apache.calcite.rel.type.RelDataType; /** - * A ToRelContext impl that takes the context variables - * used for sql expression transformation. + * Factory to create {@link SqlExprToRexConverter}. */ -public interface FlinkToRelContext extends RelOptTable.ToRelContext { - - /** - * Creates a new instance of {@link SqlExprToRexConverter} to convert sql statements - * to {@link org.apache.calcite.rex.RexNode}. - * - * <p>See {@link org.apache.flink.table.planner.plan.schema.FlinkPreparingTableBase#toRel} - * for details. - */ - SqlExprToRexConverter createSqlExprToRexConverter(RelDataType tableRowType); - - /** - * Creates a new instance of {@link FlinkRelBuilder} to build relational expressions. - */ - FlinkRelBuilder createRelBuilder(); +public interface ToRexConverterFactory { Review comment: Would `SqlExprToRexConverterFactory` be a better name? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services