public void RegisterTable(TableDeclarationClause declaration)
{
QueryRoot queryRoot;
if (queryTables.TryGetValue(declaration, out queryRoot))
{
return;
}
var queryEntity = CreateQueryEntity(null, declaration.Name);
queryRoot = new QueryRoot(queryEntity, declaration);
queryTables.Add(declaration, queryRoot);
}
public void RegisterSubquery(SubqueryTable clause)
{
QueryRoot queryRoot;
if (queryTables.TryGetValue(clause, out queryRoot))
{
return;
}
var subqueryProperties = CreateSubqueryProperties(clause.Query.Query.Unions.First().SelectClause);
var mapping = new TableMapping(clause.Alias, clause.Alias, TableType.Main, subqueryProperties);
var queryEntity = new QueryEntity(mapping, null);
queryRoot = new QueryRoot(queryEntity, clause);
queryTables.Add(clause, queryRoot);
}
private void AddColumns(QueryRoot root, SelectClause target)
{
foreach (var f in root.fields.Values)
{
var expression = GetFieldExpression(f, target);
if (f.invert)
{
expression = new QueryFunctionExpression
{
KnownFunction = KnownQueryFunction.SqlNot,
Arguments = new List <ISqlElement> {
expression
}
}
}
;
target.Fields.Add(new SelectFieldExpression
{
Expression = expression,
Alias = f.alias
});
}
}
public List <QueryEntityProperty> GetProperties(QueryRoot queryRoot, string[] propertyNames)
{
var enumerator = new PropertiesEnumerator(propertyNames, queryRoot, this);
return(enumerator.Enumerate());
}
public PropertiesEnumerator(string[] propertyNames, QueryRoot queryRoot, QueryEntityTree queryEntityTree)
{
this.propertyNames = propertyNames;
this.queryRoot = queryRoot;
this.queryEntityTree = queryEntityTree;
}
public PropertiesEnumerator(string[] propertyNames, QueryRoot queryRoot, QueryEntityAccessor queryEntityAccessor)
{
this.propertyNames = propertyNames;
this.queryRoot = queryRoot;
this.queryEntityAccessor = queryEntityAccessor;
}
