@Override protected RelDataType deriveRowType() { return deriveCollectRowType(this, fieldName); }
protected RelDataType deriveRowType() { return deriveCollectRowType(this, fieldName); }
@Override protected RelDataType deriveRowType() { return deriveCollectRowType(this, fieldName); }
protected RelDataType deriveRowType() { return deriveCollectRowType(this, fieldName); }