Merge pull request #11751 from mtanda/11690

fix to match table column name and order

public/app/plugins/datasource/prometheus/datasource.ts

@@ -153,6 +153,7 @@ export class PrometheusDatasource {
           end: end,
           responseListLength: responseList.length,
           responseIndex: index,
+          refId: activeTargets[index].refId,
         };
 
         this.resultTransformer.transform(result, response, transformerOptions);

public/app/plugins/datasource/prometheus/result_transformer.ts

@@ -8,7 +8,7 @@ export class ResultTransformer {
     let prometheusResult = response.data.data.result;
 
     if (options.format === 'table') {
-      result.push(this.transformMetricDataToTable(prometheusResult, options.responseListLength, options.responseIndex));
+      result.push(this.transformMetricDataToTable(prometheusResult, options.responseListLength, options.refId));
     } else if (options.format === 'heatmap') {
       let seriesList = [];
       prometheusResult.sort(sortSeriesByLabel);
@@ -58,7 +58,7 @@ export class ResultTransformer {
     return { target: metricLabel, datapoints: dps };
   }
 
-  transformMetricDataToTable(md, resultCount: number, resultIndex: number) {
+  transformMetricDataToTable(md, resultCount: number, refId: string) {
     var table = new TableModel();
     var i, j;
     var metricLabels = {};
@@ -83,7 +83,7 @@ export class ResultTransformer {
       metricLabels[label] = labelIndex + 1;
       table.columns.push({ text: label });
     });
-    let valueText = resultCount > 1 ? `Value #${String.fromCharCode(65 + resultIndex)}` : 'Value';
+    let valueText = resultCount > 1 ? `Value #${refId}` : 'Value';
     table.columns.push({ text: valueText });
 
     // Populate rows, set value to empty string when label not present.

public/app/plugins/datasource/prometheus/specs/result_transformer.jest.ts

@@ -47,6 +47,18 @@ describe('Prometheus Result Transformer', () => {
         { text: 'Value' },
       ]);
     });
+
+    it('should column title include refId if response count is more than 2', () => {
+      var table = ctx.resultTransformer.transformMetricDataToTable(response.data.result, 2, "B");
+      expect(table.type).toBe('table');
+      expect(table.columns).toEqual([
+        { text: 'Time', type: 'time' },
+        { text: '__name__' },
+        { text: 'instance' },
+        { text: 'job' },
+        { text: 'Value #B' },
+      ]);
+    });
   });
 
   describe('When resultFormat is table and instant = true', () => {

public/app/plugins/panel/table/module.ts

@@ -154,6 +154,11 @@ class TablePanelCtrl extends MetricsPanelCtrl {
     this.render();
   }
 
+  moveQuery(target, direction) {
+    super.moveQuery(target, direction);
+    super.refresh();
+  }
+
   exportCsv() {
     var scope = this.$scope.$new(true);
     scope.tableData = this.renderer.render_values();