removed database specific query parts

campaign end date now displays the correct value
the display of campaignsteps in a campaign is now in a grouplayout. One can switch between table and gantt view

neonView/CampaignStepFilter_view/CampaignStepFilter_view.aod

@@ -5,9 +5,9 @@
   <description></description>
   <majorModelMode>DISTRIBUTED</majorModelMode>
   <layout>
-    <boxLayout>
+    <groupLayout>
       <name>layout</name>
-    </boxLayout>
+    </groupLayout>
   </layout>
   <children>
     <tableViewTemplate>
@@ -41,5 +41,14 @@
         </neonTableColumn>
       </columns>
     </tableViewTemplate>
+    <ganttViewTemplate>
+      <name>StepGantt</name>
+      <beginDateField>DATE_START</beginDateField>
+      <endDateField>DATE_END</endDateField>
+      <titleField>NAME</titleField>
+      <descriptionField>DESCRIPTION</descriptionField>
+      <uidField>CAMPAIGNSTEPID</uidField>
+      <entityField>#ENTITY</entityField>
+    </ganttViewTemplate>
   </children>
 </neonView>

process/Campaign_lib/process.js

@@ -177,10 +177,9 @@ CampaignUtils.getDefaultCampaignStep = function(pCampaignId)
  */
 CampaignUtils.getCampaignStartDate = function(pCapmaignId)
 {
-    var campaignIdCondition = SqlCondition.begin()
+    let campaignIdCondition = SqlCondition.begin()
                                          .andPrepare("CAMPAIGNSTEP.CAMPAIGN_ID", pCapmaignId);
-    // TODO: Fetch first 1 rows only will not work with all dbms! Maybe just remove it, because db.cell always uses only the first row
-    return db.cell(campaignIdCondition.buildSql("SELECT DATE_START, SORTING FROM ADITO.CAMPAIGNSTEP", "1=2", "order by SORTING ASC FETCH FIRST 1 ROWS ONLY"));
+    return db.cell(campaignIdCondition.buildSql("SELECT DATE_START, SORTING FROM ADITO.CAMPAIGNSTEP", "1=2", "order by SORTING ASC"));
 }
 
 /**
@@ -188,11 +187,10 @@ CampaignUtils.getCampaignStartDate = function(pCapmaignId)
  */
 CampaignUtils.getCampaignEndDate = function(pCapmaignId)
 {
-    var campaignIdCondition = SqlCondition.begin()
+    let campaignIdCondition = SqlCondition.begin()
                                          .andPrepare("CAMPAIGNSTEP.CAMPAIGN_ID", pCapmaignId);
 
-    // TODO: Fetch first 1 rows only will not work with all dbms! Maybe just remove it, because db.cell always uses only the first row
-    return db.cell(campaignIdCondition.buildSql("SELECT DATE_END, SORTING FROM CAMPAIGNSTEP", "1=2", "order by SORTING ASC FETCH FIRST 1 ROWS ONLY"));
+    return db.cell(campaignIdCondition.buildSql("SELECT DATE_END, SORTING FROM CAMPAIGNSTEP", "1=2", "order by SORTING DESC"));
 }
 
 /**