public void TestIsNotNull()
{
DTOQuery inputQuery = new DTOQuery();
IDatabaseSchema databaseSchema = CreateEmptyDatabaseSchema();
inputQuery.QueryText = "Student where name is not null;";
IQueryAnalyzer analizer = new EBNFQueryAnalyzer();
}
public void TestIsNull()
{
DTOQuery inputQuery = new DTOQuery();
inputQuery.QueryText = "Student.name;";
IQueryAnalyzer analizer = new EBNFQueryAnalyzer();
analizer.ParseQuery(inputQuery);
}
public void TestQueryElementView()
{
DTOQuery inputQuery = new DTOQuery();
inputQuery.QueryText = "Student WHERE name IS NULL;";
IQueryAnalyzer analizer = new EBNFQueryAnalyzer();
var queryTree = analizer.ParseQuery(inputQuery);
Console.WriteLine(queryTree.ToString());
//SelectStatement query_elements = queryTree.GetComposite();
SelectStatement s = new SelectStatement();
Console.WriteLine("DUPA");
}
public void TestQueryElementView()
{
DTOQuery inputQuery = new DTOQuery();
inputQuery.QueryText = "Student where na==2 and bc==3;";
IQueryAnalyzer analizer = new EBNFQueryAnalyzer();
var queryTree = analizer.ParseQuery(inputQuery);
QueryPlanTree queryPlanTree = QueryOptimizer.BuildTreeSummary(queryTree, new QueryParameters());
// queryTree.GetComposite().elements[ElementType.SELECT];
SelectStatement query_elements = (SelectStatement)analizer.ParseQuery(inputQuery);
// queryTree.GetComposite().GetElement(ElementType.WHERE).GetComposite().GetElement(ElementType.COMPERISION).GetComposite().GetElement(ElementType.LEFT_OPERAND).GetComposite().GetElement(ElementType.CLASS_PROPERTY);
var elements = query_elements.GetElements();
//var test = QueryOptimizer.findElementType(queryTree, ElementType.CLASS_PROPERTY);
ClassProperty classProperty = new ClassProperty();
Console.WriteLine(elements[ElementType.CLASS_NAME].ToString());
SelectStatement s = new SelectStatement();
}
