public static String generateProjectionForTgd(
ComplexQueryWithNegations query,
List<VariableCorrespondence> correspondences,
int chainingStep) {
String fromClause = GenerateSQL.generateFromClause(query.getVariables(), chainingStep);
String whereClause = GenerateSQL.generateWhereClause(query.getComplexQuery());
return projectionOnTargetValuesFromCorrespondences(correspondences, fromClause, whereClause);
}
public static String generateProjectionWithoutIntersection(
ComplexConjunctiveQuery query, MappingTask mappingTask, int chainingStep) {
StringBuilder result = new StringBuilder();
List<SetAlias> sourceVariables = query.getVariables();
String fromClause = GenerateSQL.generateFromClause(sourceVariables, chainingStep);
String whereClause = GenerateSQL.generateWhereClause(query);
result.append(INDENT).append("select distinct \n");
// List<SetAlias> variables = extractDifferentVariables(query.getVariables());
List<SetAlias> variables = query.getVariables();
result.append(generateProjectionOnAllAttributes(variables, mappingTask));
result.append(INDENT).append(fromClause);
if (!whereClause.equals("")) {
result.append(INDENT).append(whereClause);
}
return result.toString();
}