package org.aksw.sparqlify.core.algorithms;
/*
public class ColumnRenamer {
public Expr renameColumnReferences(Expr expr, Map<String, String> map) {
Expr result = MultiMethod.invokeStatic(ColumnRenamer.class, "_copySubstitute", );
}
public renameColumnReferences(SqlExpr expr, Map<String, String> map) {
}
}
*/