public GroupBy(
SqlQuery sqlQuery,
QuerySource groupQuery,
QuerySource originalQuery,
LambdaInfo keySelector,
QuerySource elementSource,
Type groupingType,
bool isWrapped,
ISqlExpression[] byExpressions)
: base(sqlQuery, keySelector, groupQuery)
{
ParsingTracer.IncIndentLevel();
OriginalQuery = originalQuery;
ElementSource = elementSource;
GroupingType = groupingType;
IsWrapped = isWrapped;
ByExpressions = byExpressions;
var field = new GroupByColumn(this);
Fields.Add(field);
Members.Add(groupingType.GetProperty("Key"), field);
ParsingTracer.DecIndentLevel();
}
public ExprColumn(QuerySource source, Expression expr, string alias)
{
QuerySource = source;
Expr = expr;
_alias = alias;
ParsingTracer.WriteLine(this);
}
public ExprColumn(QuerySource source, ISqlExpression expr, string alias)
{
QuerySource = source;
_sqlExpression = expr;
_alias = alias;
ParsingTracer.WriteLine("sql", this);
}
public SubQuerySourceColumn(SubQuery querySource, QuerySource sourceColumn)
: base(sourceColumn.SqlQuery, sourceColumn.Lambda, sourceColumn.Sources)
{
QuerySource = querySource;
SourceColumn = sourceColumn;
ParsingTracer.WriteLine(sourceColumn);
}
public bool Find(QuerySource query)
{
if (query == this)
{
return(true);
}
foreach (var source in Sources)
{
if (source.Find(query))
{
return(true);
}
}
return(false);
}
public SubQuery(SqlQuery currentSql, SqlQuery subSql, QuerySource baseQuery, bool addToSource)
: base(currentSql, baseQuery.Lambda, baseQuery)
{
ParsingTracer.WriteLine(subSql);
SubSql = subSql;
if (addToSource)
{
SqlQuery.From.Table(subSql);
}
foreach (var field in baseQuery.Fields)
{
EnsureField(field);
}
ParsingTracer.DecIndentLevel();
}
[Conditional("TRACE_PARSING")] public static void WriteLine(string prefix, QuerySource source)
{
WriteLineInternal(prefix, source);
}
public GroupJoin(SqlQuery currentSql, SqlQuery subSql, QuerySource baseQuery)
: base(currentSql, subSql, baseQuery, false)
{
}
public SubQuery(SqlQuery currentSql, SqlQuery subSql, QuerySource baseQuery)
: this(currentSql, subSql, baseQuery, true)
{
}
public QueryColumn(QuerySource querySource, QueryField queryField)
{
_querySource = querySource;
_queryField = queryField;
}
