NH-3428 Added a check to see if the sortexpression is the alias

IDDesigns · IDDesigns · commit e14a6856ce7e · 2013-03-19T21:37:35.000Z
diff --git a/src/NHibernate/Dialect/MsSql2005DialectQueryPager.cs b/src/NHibernate/Dialect/MsSql2005DialectQueryPager.cs
@@ -201,6 +201,11 @@ private static void AppendSortExpressionsForDistinct(Dictionary<SqlString, SqlSt
 					result.Add("q_.");
 					result.Add(columnToAlias[sortExpression]);
 				}
+				else if (columnToAlias.ContainsValue(sortExpression)) // When a distinct query is paged the sortexpressions could already be aliased.
+				{
+					result.Add("q_.");
+					result.Add(sortExpression);
+				}
 				else
 				{
 					throw new HibernateException(

Original file line number	Diff line number	Diff line change
`@@ -201,6 +201,11 @@ private static void AppendSortExpressionsForDistinct(Dictionary<SqlString, SqlSt`
`201`	`201`	`result.Add("q_.");`
`202`	`202`	`result.Add(columnToAlias[sortExpression]);`
`203`	`203`	`}`
	`204`	`+ else if (columnToAlias.ContainsValue(sortExpression)) // When a distinct query is paged the sortexpressions could already be aliased.`
	`205`	`+ {`
	`206`	`+ result.Add("q_.");`
	`207`	`+ result.Add(sortExpression);`
	`208`	`+ }`
`204`	`209`	`else`
`205`	`210`	`{`
`206`	`211`	`throw new HibernateException(`