本文整理了Java中org.apache.calcite.plan.RelOptUtil.createRename方法的一些代码示例，展示了RelOptUtil.createRename的具体用法。这些代码示例主要来源于Github/Stackoverflow/Maven等平台，是从一些精选项目中提取出来的代码，具有较强的参考意义，能在一定程度帮忙到你。RelOptUtil.createRename方法的具体详情如下：
包路径：org.apache.calcite.plan.RelOptUtil
类名称：RelOptUtil
方法名：createRename

RelOptUtil.createRename介绍

暂无

代码示例

代码示例来源：origin: Qihoo360/Quicksql

@Deprecated // to be removed before 2.0
public static RelNode renameIfNecessary(
  RelNode rel,
  RelDataType desiredRowType) {
 final RelDataType rowType = rel.getRowType();
 if (rowType == desiredRowType) {
  // Nothing to do.
  return rel;
 }
 assert !rowType.equals(desiredRowType);
 if (!areRowTypesEqual(rowType, desiredRowType, false)) {
  // The row types are different ignoring names. Nothing we can do.
  return rel;
 }
 rel =
   createRename(
     rel,
     desiredRowType.getFieldNames());
 return rel;
}

代码示例来源：origin: org.apache.calcite/calcite-core

@Deprecated // to be removed before 2.0
public static RelNode renameIfNecessary(
  RelNode rel,
  RelDataType desiredRowType) {
 final RelDataType rowType = rel.getRowType();
 if (rowType == desiredRowType) {
  // Nothing to do.
  return rel;
 }
 assert !rowType.equals(desiredRowType);
 if (!areRowTypesEqual(rowType, desiredRowType, false)) {
  // The row types are different ignoring names. Nothing we can do.
  return rel;
 }
 rel =
   createRename(
     rel,
     desiredRowType.getFieldNames());
 return rel;
}