From 36ac140be8257293dd8399f104d6b002115ccc5d Mon Sep 17 00:00:00 2001
From: asfernandes <asfernandes@users.sourceforge.net>
Date: Mon, 1 Feb 2016 16:51:50 +0000
Subject: [PATCH] Fixed CORE-5093 - Alter computed field type does not work.

---
 src/dsql/DdlNodes.epp | 2 ++
 src/dsql/parse.y      | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/dsql/DdlNodes.epp b/src/dsql/DdlNodes.epp
index dab74d1b5e..39d6a4a136 100644
--- a/src/dsql/DdlNodes.epp
+++ b/src/dsql/DdlNodes.epp
@@ -7656,6 +7656,8 @@ void AlterRelationNode::modifyField(thread_db* tdbb, DsqlCompilerScratch* dsqlSc
 
 			if (clause->computed)
 			{
+				field->flags |= FLD_computed;
+
 				defineComputed(dsqlScratch, dsqlNode, field, clause->computed, computedSource,
 					computedValue);
 			}
diff --git a/src/dsql/parse.y b/src/dsql/parse.y
index 0d60d78dd3..0f2c570408 100644
--- a/src/dsql/parse.y
+++ b/src/dsql/parse.y
@@ -3730,7 +3730,7 @@ alter_op($relationNode)
 	| col_opt symbol_column_name KW_TYPE non_array_type def_computed
 		{
 			RelationNode::AlterColTypeClause* clause = newNode<RelationNode::AlterColTypeClause>();
-			clause->field = newNode<dsql_fld>();
+			clause->field = $4;
 			clause->field->fld_name = *$2;
 			clause->computed = $5;
 			$relationNode->clauses.add(clause);