Query History: Remove migration (#67470)

docs/sources/developers/http_api/query_history.md

@@ -335,62 +335,3 @@ Status codes:
 - **200** – OK
 - **401** – Unauthorized
 - **500** – Internal error
-
-## Migrate queries to Query history
-
-`POST /api/query-history/migrate`
-
-Migrates multiple queries in to query history.
-
-**Example request:**
-
-```http
-POST /api/query-history HTTP/1.1
-Accept: application/json
-Content-Type: application/json
-Authorization: Bearer eyJrIjoiT0tTcG1pUlY2RnVKZTFVaDFsNFZXdE9ZWmNrMkZYbk
-{
-  "queries": [
-    {
-      "datasourceUid": "PE1C5CBDA0504A6A3",
-      "queries": [
-        {
-          "refId": "A",
-          "key": "Q-87fed8e3-62ba-4eb2-8d2a-4129979bb4de-0",
-          "scenarioId": "csv_content",
-          "datasource": {
-              "type": "testdata",
-              "uid": "PD8C576611E62080A"
-          }
-        }
-      ],
-      "starred": false,
-      "createdAt": 1643630762,
-      "comment": "debugging"
-    }
-  ]
-}
-```
-
-JSON body schema:
-
-- **queries** – JSON of query history items.
-
-**Example response:**
-
-```http
-HTTP/1.1 200
-Content-Type: application/json
-{
-  "message": "Query history successfully migrated",
-  "totalCount": 105,
-  "starredCount": 10
-}
-```
-
-Status codes:
-
-- **200** – OK
-- **400** - Errors (invalid JSON, missing or invalid fields)
-- **401** – Unauthorized
-- **500** – Internal error

pkg/services/queryhistory/api.go

@@ -20,8 +20,6 @@ func (s *QueryHistoryService) registerAPIEndpoints() {
 		entities.Post("/star/:uid", middleware.ReqSignedIn, routing.Wrap(s.starHandler))
 		entities.Delete("/star/:uid", middleware.ReqSignedIn, routing.Wrap(s.unstarHandler))
 		entities.Patch("/:uid", middleware.ReqSignedIn, routing.Wrap(s.patchCommentHandler))
-		// Remove migrate endpoint in Grafana v10 as breaking change
-		entities.Post("/migrate", middleware.ReqSignedIn, routing.Wrap(s.migrateHandler))
 	})
 }
 
@@ -189,31 +187,6 @@ func (s *QueryHistoryService) unstarHandler(c *contextmodel.ReqContext) response
 	return response.JSON(http.StatusOK, QueryHistoryResponse{Result: query})
 }
 
-// swagger:route POST /query-history/migrate query_history migrateQueries
-//
-// Migrate queries to query history.
-//
-// Adds multiple queries to query history.
-//
-// Responses:
-// 200: getQueryHistoryMigrationResponse
-// 400: badRequestError
-// 401: unauthorisedError
-// 500: internalServerError
-func (s *QueryHistoryService) migrateHandler(c *contextmodel.ReqContext) response.Response {
-	cmd := MigrateQueriesToQueryHistoryCommand{}
-	if err := web.Bind(c.Req, &cmd); err != nil {
-		return response.Error(http.StatusBadRequest, "bad request data", err)
-	}
-
-	totalCount, starredCount, err := s.MigrateQueriesToQueryHistory(c.Req.Context(), c.SignedInUser, cmd)
-	if err != nil {
-		return response.Error(http.StatusInternalServerError, "Failed to migrate query history", err)
-	}
-
-	return response.JSON(http.StatusOK, QueryHistoryMigrationResponse{Message: "Query history successfully migrated", TotalCount: totalCount, StarredCount: starredCount})
-}
-
 // swagger:parameters starQuery patchQueryComment deleteQuery unstarQuery
 type QueryHistoryByUID struct {
 	// in:path
@@ -275,13 +248,6 @@ type PatchQueryCommentParams struct {
 	Body PatchQueryCommentInQueryHistoryCommand `json:"body"`
 }
 
-// swagger:parameters migrateQueries
-type MigrateQueriesParams struct {
-	// in:body
-	// required:true
-	Body MigrateQueriesToQueryHistoryCommand `json:"body"`
-}
-
 //swagger:response getQueryHistorySearchResponse
 type GetQueryHistorySearchResponse struct {
 	// in: body
@@ -299,9 +265,3 @@ type GetQueryHistoryDeleteQueryResponse struct {
 	// in: body
 	Body QueryHistoryDeleteQueryResponse `json:"body"`
 }
-
-// swagger:response getQueryHistoryMigrationResponse
-type GetQueryHistoryMigrationResponse struct {
-	// in: body
-	Body QueryHistoryMigrationResponse `json:"body"`
-}

pkg/services/queryhistory/database.go

@@ -2,7 +2,6 @@ package queryhistory
 
 import (
 	"context"
-	"fmt"
 	"strconv"
 
 	"github.com/grafana/grafana/pkg/infra/db"
@@ -271,65 +270,6 @@ func (s QueryHistoryService) unstarQuery(ctx context.Context, user *user.SignedI
 	return dto, nil
 }
 
-// migrateQueries adds multiple queries into query history
-func (s QueryHistoryService) migrateQueries(ctx context.Context, usr *user.SignedInUser, cmd MigrateQueriesToQueryHistoryCommand) (int, int, error) {
-	queryHistories := make([]*QueryHistory, 0, len(cmd.Queries))
-	starredQueries := make([]*QueryHistoryStar, 0)
-
-	err := s.store.WithTransactionalDbSession(ctx, func(session *db.Session) error {
-		for _, query := range cmd.Queries {
-			uid := util.GenerateShortUID()
-			queryHistories = append(queryHistories, &QueryHistory{
-				OrgID:         usr.OrgID,
-				UID:           uid,
-				Queries:       query.Queries,
-				DatasourceUID: query.DatasourceUID,
-				CreatedBy:     usr.UserID,
-				CreatedAt:     query.CreatedAt,
-				Comment:       query.Comment,
-			})
-
-			if query.Starred {
-				starredQueries = append(starredQueries, &QueryHistoryStar{
-					UserID:   usr.UserID,
-					QueryUID: uid,
-				})
-			}
-		}
-
-		batchSize := 50
-		var err error
-		for i := 0; i < len(queryHistories); i += batchSize {
-			j := i + batchSize
-			if j > len(queryHistories) {
-				j = len(queryHistories)
-			}
-			_, err = session.InsertMulti(queryHistories[i:j])
-			if err != nil {
-				return err
-			}
-		}
-
-		for i := 0; i < len(starredQueries); i += batchSize {
-			j := i + batchSize
-			if j > len(starredQueries) {
-				j = len(starredQueries)
-			}
-			_, err = session.InsertMulti(starredQueries[i:j])
-			if err != nil {
-				return err
-			}
-		}
-		return err
-	})
-
-	if err != nil {
-		return 0, 0, fmt.Errorf("failed to migrate query history: %w", err)
-	}
-
-	return len(queryHistories), len(starredQueries), nil
-}
-
 func (s QueryHistoryService) deleteStaleQueries(ctx context.Context, olderThan int64) (int, error) {
 	var rowsCount int64
 

pkg/services/queryhistory/models.go

@@ -74,20 +74,6 @@ type QueryHistoryDeleteQueryResponse struct {
 	Message string `json:"message"`
 }
 
-type QueryToMigrate struct {
-	DatasourceUID string           `json:"datasourceUid"`
-	Queries       *simplejson.Json `json:"queries"`
-	CreatedAt     int64            `json:"createdAt"`
-	Comment       string           `json:"comment"`
-	Starred       bool             `json:"starred"`
-}
-
-type QueryHistoryMigrationResponse struct {
-	Message      string `json:"message"`
-	TotalCount   int    `json:"totalCount"`
-	StarredCount int    `json:"starredCount"`
-}
-
 // CreateQueryInQueryHistoryCommand is the command for adding query history
 // swagger:model
 type CreateQueryInQueryHistoryCommand struct {
@@ -105,10 +91,3 @@ type PatchQueryCommentInQueryHistoryCommand struct {
 	// Updated comment
 	Comment string `json:"comment"`
 }
-
-// MigrateQueriesToQueryHistoryCommand is the command used for migration of old queries into query history
-// swagger:model
-type MigrateQueriesToQueryHistoryCommand struct {
-	// Array of queries to store in query history.
-	Queries []QueryToMigrate `json:"queries"`
-}

pkg/services/queryhistory/queryhistory.go

@@ -35,7 +35,6 @@ type Service interface {
 	PatchQueryCommentInQueryHistory(ctx context.Context, user *user.SignedInUser, UID string, cmd PatchQueryCommentInQueryHistoryCommand) (QueryHistoryDTO, error)
 	StarQueryInQueryHistory(ctx context.Context, user *user.SignedInUser, UID string) (QueryHistoryDTO, error)
 	UnstarQueryInQueryHistory(ctx context.Context, user *user.SignedInUser, UID string) (QueryHistoryDTO, error)
-	MigrateQueriesToQueryHistory(ctx context.Context, user *user.SignedInUser, cmd MigrateQueriesToQueryHistoryCommand) (int, int, error)
 	DeleteStaleQueriesInQueryHistory(ctx context.Context, olderThan int64) (int, error)
 	EnforceRowLimitInQueryHistory(ctx context.Context, limit int, starredQueries bool) (int, error)
 }
@@ -72,10 +71,6 @@ func (s QueryHistoryService) UnstarQueryInQueryHistory(ctx context.Context, user
 	return s.unstarQuery(ctx, user, UID)
 }
 
-func (s QueryHistoryService) MigrateQueriesToQueryHistory(ctx context.Context, user *user.SignedInUser, cmd MigrateQueriesToQueryHistoryCommand) (int, int, error) {
-	return s.migrateQueries(ctx, user, cmd)
-}
-
 func (s QueryHistoryService) DeleteStaleQueriesInQueryHistory(ctx context.Context, olderThan int64) (int, error) {
 	return s.deleteStaleQueries(ctx, olderThan)
 }

pkg/services/queryhistory/queryhistory_migrate_test.go

@@ -1,120 +0,0 @@
-package queryhistory
-
-import (
-	"encoding/json"
-	"testing"
-
-	"github.com/stretchr/testify/require"
-
-	"github.com/grafana/grafana/pkg/components/simplejson"
-)
-
-func TestIntegrationMigrateQueriesToQueryHistory(t *testing.T) {
-	if testing.Short() {
-		t.Skip("skipping integration test")
-	}
-	testScenario(t, "When users tries to migrate 1 query in query history it should succeed",
-		func(t *testing.T, sc scenarioContext) {
-			command := MigrateQueriesToQueryHistoryCommand{
-				Queries: []QueryToMigrate{
-					{
-						DatasourceUID: "NCzh67i",
-						Queries: simplejson.NewFromAny(map[string]interface{}{
-							"expr": "test",
-						}),
-						Comment:   "",
-						Starred:   false,
-						CreatedAt: sc.service.now().Unix(),
-					},
-				},
-			}
-			sc.reqContext.Req.Body = mockRequestBody(command)
-			resp := sc.service.migrateHandler(sc.reqContext)
-			var response QueryHistoryMigrationResponse
-			err := json.Unmarshal(resp.Body(), &response)
-			require.NoError(t, err)
-			require.Equal(t, 200, resp.Status())
-			require.Equal(t, "Query history successfully migrated", response.Message)
-			require.Equal(t, 1, response.TotalCount)
-			require.Equal(t, 0, response.StarredCount)
-		})
-
-	testScenario(t, "When users tries to migrate multiple queries in query history it should succeed",
-		func(t *testing.T, sc scenarioContext) {
-			command := MigrateQueriesToQueryHistoryCommand{
-				Queries: []QueryToMigrate{
-					{
-						DatasourceUID: "NCzh67i",
-						Queries: simplejson.NewFromAny(map[string]interface{}{
-							"expr": "test1",
-						}),
-						Comment:   "",
-						Starred:   false,
-						CreatedAt: sc.service.now().Unix(),
-					},
-					{
-						DatasourceUID: "NCzh67i",
-						Queries: simplejson.NewFromAny(map[string]interface{}{
-							"expr": "test2",
-						}),
-						Comment:   "",
-						Starred:   false,
-						CreatedAt: sc.service.now().Unix() - int64(100),
-					},
-					{
-						DatasourceUID: "ABch68f",
-						Queries: simplejson.NewFromAny(map[string]interface{}{
-							"expr": "test3",
-						}),
-						Comment:   "",
-						Starred:   false,
-						CreatedAt: sc.service.now().Unix() - int64(1000),
-					},
-				},
-			}
-			sc.reqContext.Req.Body = mockRequestBody(command)
-			resp := sc.service.migrateHandler(sc.reqContext)
-			var response QueryHistoryMigrationResponse
-			err := json.Unmarshal(resp.Body(), &response)
-			require.NoError(t, err)
-			require.Equal(t, 200, resp.Status())
-			require.Equal(t, "Query history successfully migrated", response.Message)
-			require.Equal(t, 3, response.TotalCount)
-			require.Equal(t, 0, response.StarredCount)
-		})
-
-	testScenario(t, "When users tries to migrate starred and not starred query in query history it should succeed",
-		func(t *testing.T, sc scenarioContext) {
-			command := MigrateQueriesToQueryHistoryCommand{
-				Queries: []QueryToMigrate{
-					{
-						DatasourceUID: "NCzh67i",
-						Queries: simplejson.NewFromAny(map[string]interface{}{
-							"expr": "test1",
-						}),
-						Comment:   "",
-						Starred:   true,
-						CreatedAt: sc.service.now().Unix(),
-					},
-					{
-						DatasourceUID: "NCzh67i",
-						Queries: simplejson.NewFromAny(map[string]interface{}{
-							"expr": "test2",
-						}),
-						Comment:   "",
-						Starred:   false,
-						CreatedAt: sc.service.now().Unix() - int64(100),
-					},
-				},
-			}
-			sc.reqContext.Req.Body = mockRequestBody(command)
-			resp := sc.service.migrateHandler(sc.reqContext)
-			var response QueryHistoryMigrationResponse
-			err := json.Unmarshal(resp.Body(), &response)
-			require.NoError(t, err)
-			require.Equal(t, 200, resp.Status())
-			require.Equal(t, "Query history successfully migrated", response.Message)
-			require.Equal(t, 2, response.TotalCount)
-			require.Equal(t, 1, response.StarredCount)
-		})
-}

public/api-merged.json

@@ -7736,40 +7736,6 @@
         }
       }
     },
-    "/query-history/migrate": {
-      "post": {
-        "description": "Adds multiple queries to query history.",
-        "tags": [
-          "query_history"
-        ],
-        "summary": "Migrate queries to query history.",
-        "operationId": "migrateQueries",
-        "parameters": [
-          {
-            "name": "body",
-            "in": "body",
-            "required": true,
-            "schema": {
-              "$ref": "#/definitions/MigrateQueriesToQueryHistoryCommand"
-            }
-          }
-        ],
-        "responses": {
-          "200": {
-            "$ref": "#/responses/getQueryHistoryMigrationResponse"
-          },
-          "400": {
-            "$ref": "#/responses/badRequestError"
-          },
-          "401": {
-            "$ref": "#/responses/unauthorisedError"
-          },
-          "500": {
-            "$ref": "#/responses/internalServerError"
-          }
-        }
-      }
-    },
     "/query-history/star/{query_history_uid}": {
       "post": {
         "description": "Adds star to query in query history as specified by the UID.",
@@ -15042,19 +15008,6 @@
         }
       }
     },
-    "MigrateQueriesToQueryHistoryCommand": {
-      "description": "MigrateQueriesToQueryHistoryCommand is the command used for migration of old queries into query history",
-      "type": "object",
-      "properties": {
-        "queries": {
-          "description": "Array of queries to store in query history.",
-          "type": "array",
-          "items": {
-            "$ref": "#/definitions/QueryToMigrate"
-          }
-        }
-      }
-    },
     "MoveFolderCommand": {
       "description": "MoveFolderCommand captures the information required by the folder service\nto move a folder.",
       "type": "object",
@@ -16406,22 +16359,6 @@
         }
       }
     },
-    "QueryHistoryMigrationResponse": {
-      "type": "object",
-      "properties": {
-        "message": {
-          "type": "string"
-        },
-        "starredCount": {
-          "type": "integer",
-          "format": "int64"
-        },
-        "totalCount": {
-          "type": "integer",
-          "format": "int64"
-        }
-      }
-    },
     "QueryHistoryPreference": {
       "type": "object",
       "properties": {
@@ -16554,27 +16491,6 @@
         }
       }
     },
-    "QueryToMigrate": {
-      "type": "object",
-      "properties": {
-        "comment": {
-          "type": "string"
-        },
-        "createdAt": {
-          "type": "integer",
-          "format": "int64"
-        },
-        "datasourceUid": {
-          "type": "string"
-        },
-        "queries": {
-          "$ref": "#/definitions/Json"
-        },
-        "starred": {
-          "type": "boolean"
-        }
-      }
-    },
     "QuotaDTO": {
       "type": "object",
       "properties": {

public/app/core/history/RichHistoryRemoteStorage.test.ts

@@ -173,18 +173,6 @@ describe('RichHistoryRemoteStorage', () => {
     } as Partial<UserPreferencesDTO>);
   });
 
-  it('migrates provided rich history items', async () => {
-    const { richHistoryQuery, dto } = setup();
-    fetchMock.mockReturnValue(of({}));
-    await storage.migrate([richHistoryQuery]);
-    expect(fetchMock).toBeCalledWith({
-      url: '/api/query-history/migrate',
-      method: 'POST',
-      data: { queries: [dto] },
-      showSuccessAlert: false,
-    });
-  });
-
   it('stars query history items', async () => {
     const { richHistoryQuery, dto } = setup();
     postMock.mockResolvedValue({

public/app/core/history/RichHistoryRemoteStorage.ts

@@ -8,7 +8,7 @@ import { PreferencesService } from '../services/PreferencesService';
 import { RichHistorySearchFilters, RichHistorySettings, SortOrder } from '../utils/richHistoryTypes';
 
 import RichHistoryStorage, { RichHistoryStorageWarningDetails } from './RichHistoryStorage';
-import { fromDTO, toDTO } from './remoteStorageConverter';
+import { fromDTO } from './remoteStorageConverter';
 
 export type RichHistoryRemoteStorageDTO = {
   uid: string;
@@ -19,18 +19,6 @@ export type RichHistoryRemoteStorageDTO = {
   queries: DataQuery[];
 };
 
-type RichHistoryRemoteStorageMigrationDTO = {
-  datasourceUid: string;
-  queries: DataQuery[];
-  createdAt: number;
-  starred: boolean;
-  comment: string;
-};
-
-type RichHistoryRemoteStorageMigrationPayloadDTO = {
-  queries: RichHistoryRemoteStorageMigrationDTO[];
-};
-
 type RichHistoryRemoteStorageResultsPayloadDTO = {
   result: {
     queryHistory: RichHistoryRemoteStorageDTO[];
@@ -122,21 +110,6 @@ export default class RichHistoryRemoteStorage implements RichHistoryStorage {
     }
     return fromDTO(dto.result);
   }
-
-  /**
-   * @internal Used only for migration purposes. Will be removed in future.
-   */
-  async migrate(richHistory: RichHistoryQuery[]) {
-    const data: RichHistoryRemoteStorageMigrationPayloadDTO = { queries: richHistory.map(toDTO) };
-    await lastValueFrom(
-      getBackendSrv().fetch({
-        url: '/api/query-history/migrate',
-        method: 'POST',
-        data,
-        showSuccessAlert: false,
-      })
-    );
-  }
 }
 
 function buildQueryParams(filters: RichHistorySearchFilters): string {

public/app/core/history/richHistoryLocalStorageUtils.ts

@@ -96,5 +96,4 @@ export const RICH_HISTORY_SETTING_KEYS = {
   starredTabAsFirstTab: 'grafana.explore.richHistory.starredTabAsFirstTab',
   activeDatasourceOnly: 'grafana.explore.richHistory.activeDatasourceOnly',
   datasourceFilters: 'grafana.explore.richHistory.datasourceFilters',
-  migrated: 'grafana.explore.richHistory.migrated',
 };

public/app/core/utils/richHistory.test.ts

@@ -13,9 +13,7 @@ import {
   createQueryHeading,
   deleteAllFromRichHistory,
   deleteQueryInRichHistory,
-  migrateQueryHistoryFromLocalStorage,
   SortOrder,
-  LocalStorageMigrationStatus,
 } from './richHistory';
 
 const richHistoryStorageMock: RichHistoryStorage = {} as RichHistoryStorage;
@@ -179,35 +177,6 @@ describe('richHistory', () => {
     });
   });
 
-  describe('migration', () => {
-    beforeEach(() => {
-      richHistoryRemoteStorageMock.migrate.mockReset();
-    });
-
-    it('migrates history', async () => {
-      const history = { richHistory: [{ id: 'test' }, { id: 'test2' }], total: 2 };
-
-      richHistoryLocalStorageMock.getRichHistory.mockReturnValue(history);
-      const migrationResult = await migrateQueryHistoryFromLocalStorage();
-      expect(richHistoryRemoteStorageMock.migrate).toBeCalledWith(history.richHistory);
-      expect(migrationResult.status).toBe(LocalStorageMigrationStatus.Successful);
-      expect(migrationResult.error).toBeUndefined();
-    });
-    it('does not migrate if there are no entries', async () => {
-      richHistoryLocalStorageMock.getRichHistory.mockReturnValue({ richHistory: [] });
-      const migrationResult = await migrateQueryHistoryFromLocalStorage();
-      expect(richHistoryRemoteStorageMock.migrate).not.toBeCalled();
-      expect(migrationResult.status).toBe(LocalStorageMigrationStatus.NotNeeded);
-      expect(migrationResult.error).toBeUndefined();
-    });
-    it('propagates thrown errors', async () => {
-      richHistoryLocalStorageMock.getRichHistory.mockRejectedValue(new Error('migration failed'));
-      const migrationResult = await migrateQueryHistoryFromLocalStorage();
-      expect(migrationResult.status).toBe(LocalStorageMigrationStatus.Failed);
-      expect(migrationResult.error?.message).toBe('migration failed');
-    });
-  });
-
   describe('mapNumbertoTimeInSlider', () => {
     it('should correctly map number to value', () => {
       const value = mapNumbertoTimeInSlider(25);

public/app/core/utils/richHistory.ts

@@ -4,17 +4,11 @@ import { DataQuery, DataSourceApi, dateTimeFormat, ExploreUrlState, urlUtil } fr
 import { serializeStateToUrlParam } from '@grafana/data/src/utils/url';
 import { getDataSourceSrv } from '@grafana/runtime';
 import { notifyApp } from 'app/core/actions';
-import {
-  createErrorNotification,
-  createSuccessNotification,
-  createWarningNotification,
-} from 'app/core/copy/appNotification';
+import { createErrorNotification, createWarningNotification } from 'app/core/copy/appNotification';
 import { dispatch } from 'app/store/store';
 import { RichHistoryQuery } from 'app/types/explore';
 
 import { config } from '../config';
-import RichHistoryLocalStorage from '../history/RichHistoryLocalStorage';
-import RichHistoryRemoteStorage from '../history/RichHistoryRemoteStorage';
 import {
   RichHistoryResults,
   RichHistoryServiceError,
@@ -134,43 +128,6 @@ export async function deleteQueryInRichHistory(id: string) {
   }
 }
 
-export enum LocalStorageMigrationStatus {
-  Successful = 'successful',
-  Failed = 'failed',
-  NotNeeded = 'not-needed',
-}
-
-export interface LocalStorageMigrationResult {
-  status: LocalStorageMigrationStatus;
-  error?: Error;
-}
-
-export async function migrateQueryHistoryFromLocalStorage(): Promise<LocalStorageMigrationResult> {
-  const richHistoryLocalStorage = new RichHistoryLocalStorage();
-  const richHistoryRemoteStorage = new RichHistoryRemoteStorage();
-
-  try {
-    const { richHistory } = await richHistoryLocalStorage.getRichHistory({
-      datasourceFilters: [],
-      from: 0,
-      search: '',
-      sortOrder: SortOrder.Descending,
-      starred: false,
-      to: 14,
-    });
-    if (richHistory.length === 0) {
-      return { status: LocalStorageMigrationStatus.NotNeeded };
-    }
-    await richHistoryRemoteStorage.migrate(richHistory);
-    dispatch(notifyApp(createSuccessNotification('Query history successfully migrated from local storage')));
-    return { status: LocalStorageMigrationStatus.Successful };
-  } catch (error) {
-    const errorToThrow = error instanceof Error ? error : new Error('Uknown error occurred.');
-    dispatch(notifyApp(createWarningNotification(`Query history migration failed. ${errorToThrow.message}`)));
-    return { status: LocalStorageMigrationStatus.Failed, error: errorToThrow };
-  }
-}
-
 export const createUrlFromRichHistory = (query: RichHistoryQuery) => {
   const exploreState: ExploreUrlState = {
     /* Default range, as we are not saving timerange in rich history */

public/app/features/explore/QueryRows.test.tsx

@@ -61,7 +61,6 @@ function setup(queries: DataQuery[]) {
     right: undefined,
     richHistoryStorageFull: false,
     richHistoryLimitExceededWarningShown: false,
-    richHistoryMigrationFailed: false,
   };
   const store = configureStore({ explore: initialState, user: { orgId: 1 } as UserState });
 

public/app/features/explore/spec/helper/setup.tsx

@@ -22,8 +22,6 @@ import { lastUsedDatasourceKeyForOrgId } from 'app/core/utils/explore';
 import { MIXED_DATASOURCE_NAME } from 'app/plugins/datasource/mixed/MixedDataSource';
 import { configureStore } from 'app/store/configureStore';
 
-import { RICH_HISTORY_KEY, RichHistoryLocalStorageDTO } from '../../../../core/history/RichHistoryLocalStorage';
-import { RICH_HISTORY_SETTING_KEYS } from '../../../../core/history/richHistoryLocalStorageUtils';
 import { LokiDatasource } from '../../../../plugins/datasource/loki/datasource';
 import { LokiQuery } from '../../../../plugins/datasource/loki/types';
 import { ExploreId } from '../../../../types';
@@ -196,18 +194,3 @@ export const withinExplore = (exploreId: ExploreId) => {
   const container = screen.getAllByTestId('data-testid Explore');
   return within(container[exploreId === ExploreId.left ? 0 : 1]);
 };
-
-export const localStorageHasAlreadyBeenMigrated = () => {
-  window.localStorage.setItem(RICH_HISTORY_SETTING_KEYS.migrated, 'true');
-};
-
-export const setupLocalStorageRichHistory = (dsName: string) => {
-  const richHistoryDTO: RichHistoryLocalStorageDTO = {
-    ts: Date.now(),
-    datasourceName: dsName,
-    starred: true,
-    comment: '',
-    queries: [{ refId: 'A' }],
-  };
-  window.localStorage.setItem(RICH_HISTORY_KEY, JSON.stringify([richHistoryDTO]));
-};

public/app/features/explore/spec/queryHistory.test.tsx

@@ -31,13 +31,7 @@ import {
   switchToQueryHistoryTab,
 } from './helper/interactions';
 import { makeLogsQueryResponse } from './helper/query';
-import {
-  localStorageHasAlreadyBeenMigrated,
-  setupExplore,
-  setupLocalStorageRichHistory,
-  tearDown,
-  waitForExplore,
-} from './helper/setup';
+import { setupExplore, tearDown, waitForExplore } from './helper/setup';
 
 const fetchMock = jest.fn();
 const postMock = jest.fn();
@@ -225,56 +219,8 @@ describe('Explore: Query History', () => {
     assertDataSourceFilterVisibility(false);
   });
 
-  describe('local storage migration', () => {
-    it('does not migrate if query history is not enabled', async () => {
-      config.queryHistoryEnabled = false;
-      const { datasources } = setupExplore();
-      setupLocalStorageRichHistory('loki');
-      (datasources.loki.query as jest.Mock).mockReturnValueOnce(makeLogsQueryResponse());
-      getMock.mockReturnValue({ result: { queryHistory: [] } });
-      await waitForExplore();
-
-      await openQueryHistory();
-      expect(postMock).not.toBeCalledWith('/api/query-history/migrate', { queries: [] });
-      expect(reportInteractionMock).toBeCalledWith('grafana_explore_query_history_opened', {
-        queryHistoryEnabled: false,
-      });
-    });
-
-    it('migrates query history from local storage', async () => {
-      config.queryHistoryEnabled = true;
-      const { datasources } = setupExplore();
-      setupLocalStorageRichHistory('loki');
-      (datasources.loki.query as jest.Mock).mockReturnValueOnce(makeLogsQueryResponse());
-      fetchMock.mockReturnValue(of({ data: { result: { queryHistory: [] } } }));
-      await waitForExplore();
-
-      await openQueryHistory();
-      expect(fetchMock).toBeCalledWith(
-        expect.objectContaining({
-          url: expect.stringMatching('/api/query-history/migrate'),
-          data: { queries: [expect.objectContaining({ datasourceUid: 'loki-uid' })] },
-        })
-      );
-      fetchMock.mockReset();
-      fetchMock.mockReturnValue(of({ data: { result: { queryHistory: [] } } }));
-
-      await closeQueryHistory();
-      await openQueryHistory();
-      expect(fetchMock).not.toBeCalledWith(
-        expect.objectContaining({
-          url: expect.stringMatching('/api/query-history/migrate'),
-        })
-      );
-      expect(reportInteractionMock).toBeCalledWith('grafana_explore_query_history_opened', {
-        queryHistoryEnabled: true,
-      });
-    });
-  });
-
   it('pagination', async () => {
     config.queryHistoryEnabled = true;
-    localStorageHasAlreadyBeenMigrated();
     const { datasources } = setupExplore();
     (datasources.loki.query as jest.Mock).mockReturnValueOnce(makeLogsQueryResponse());
     fetchMock.mockReturnValue(

public/app/features/explore/state/history.ts

@@ -1,18 +1,13 @@
 import { AnyAction, createAction } from '@reduxjs/toolkit';
 
 import { HistoryItem } from '@grafana/data';
-import { config, logError } from '@grafana/runtime';
 import { DataQuery } from '@grafana/schema';
-import { RICH_HISTORY_SETTING_KEYS } from 'app/core/history/richHistoryLocalStorageUtils';
-import store from 'app/core/store';
 import {
   addToRichHistory,
   deleteAllFromRichHistory,
   deleteQueryInRichHistory,
   getRichHistory,
   getRichHistorySettings,
-  LocalStorageMigrationStatus,
-  migrateQueryHistoryFromLocalStorage,
   updateCommentInRichHistory,
   updateRichHistorySettings,
   updateStarredInRichHistory,
@@ -24,7 +19,6 @@ import { RichHistorySearchFilters, RichHistorySettings } from '../../../core/uti
 
 import {
   richHistoryLimitExceededAction,
-  richHistoryMigrationFailedAction,
   richHistorySearchFiltersUpdatedAction,
   richHistorySettingsUpdatedAction,
   richHistoryStorageFullAction,
@@ -173,21 +167,6 @@ export const clearRichHistoryResults = (exploreId: ExploreId): ThunkResult<void>
  */
 export const initRichHistory = (): ThunkResult<void> => {
   return async (dispatch, getState) => {
-    const queriesMigrated = store.getBool(RICH_HISTORY_SETTING_KEYS.migrated, false);
-    const migrationFailedDuringThisSession = getState().explore.richHistoryMigrationFailed;
-
-    // Query history migration should always be successful, but in case of unexpected errors we ensure
-    // the migration attempt happens only once per session, and the user is informed about the failure
-    // in a way that can help with potential investigation.
-    if (config.queryHistoryEnabled && !queriesMigrated && !migrationFailedDuringThisSession) {
-      const migrationResult = await migrateQueryHistoryFromLocalStorage();
-      if (migrationResult.status === LocalStorageMigrationStatus.Failed) {
-        dispatch(richHistoryMigrationFailedAction());
-        logError(migrationResult.error!, { explore: { event: 'QueryHistoryMigrationFailed' } });
-      } else {
-        store.set(RICH_HISTORY_SETTING_KEYS.migrated, true);
-      }
-    }
     let settings = getState().explore.richHistorySettings;
     if (!settings) {
       settings = await getRichHistorySettings();

public/app/features/explore/state/main.ts

@@ -31,7 +31,6 @@ export const richHistoryUpdatedAction = createAction<{ richHistoryResults: RichH
 );
 export const richHistoryStorageFullAction = createAction('explore/richHistoryStorageFullAction');
 export const richHistoryLimitExceededAction = createAction('explore/richHistoryLimitExceededAction');
-export const richHistoryMigrationFailedAction = createAction('explore/richHistoryMigrationFailedAction');
 
 export const richHistorySettingsUpdatedAction = createAction<RichHistorySettings>('explore/richHistorySettingsUpdated');
 export const richHistorySearchFiltersUpdatedAction = createAction<{
@@ -175,7 +174,6 @@ export const initialExploreState: ExploreState = {
   correlations: undefined,
   richHistoryStorageFull: false,
   richHistoryLimitExceededWarningShown: false,
-  richHistoryMigrationFailed: false,
   largerExploreId: undefined,
   maxedExploreId: undefined,
   evenSplitPanes: true,
@@ -256,13 +254,6 @@ export const exploreReducer = (state = initialExploreState, action: AnyAction):
     };
   }
 
-  if (richHistoryMigrationFailedAction.match(action)) {
-    return {
-      ...state,
-      richHistoryMigrationFailed: true,
-    };
-  }
-
   if (resetExploreAction.match(action)) {
     const leftState = state[ExploreId.left];
     const rightState = state[ExploreId.right];

public/app/types/explore.ts

@@ -65,11 +65,6 @@ export interface ExploreState {
    */
   richHistoryLimitExceededWarningShown: boolean;
 
-  /**
-   * True if a warning message about failed rich history has been shown already in this session.
-   */
-  richHistoryMigrationFailed: boolean;
-
   /**
    * On a split manual resize, we calculate which pane is larger, or if they are roughly the same size. If undefined, it is not split or they are roughly the same size
    */

public/openapi3.json

@@ -6109,19 +6109,6 @@
         ],
         "type": "object"
       },
-      "MigrateQueriesToQueryHistoryCommand": {
-        "description": "MigrateQueriesToQueryHistoryCommand is the command used for migration of old queries into query history",
-        "properties": {
-          "queries": {
-            "description": "Array of queries to store in query history.",
-            "items": {
-              "$ref": "#/components/schemas/QueryToMigrate"
-            },
-            "type": "array"
-          }
-        },
-        "type": "object"
-      },
       "MoveFolderCommand": {
         "description": "MoveFolderCommand captures the information required by the folder service\nto move a folder.",
         "properties": {
@@ -7472,22 +7459,6 @@
         },
         "type": "object"
       },
-      "QueryHistoryMigrationResponse": {
-        "properties": {
-          "message": {
-            "type": "string"
-          },
-          "starredCount": {
-            "format": "int64",
-            "type": "integer"
-          },
-          "totalCount": {
-            "format": "int64",
-            "type": "integer"
-          }
-        },
-        "type": "object"
-      },
       "QueryHistoryPreference": {
         "properties": {
           "homeTab": {
@@ -19262,41 +19233,6 @@
         ]
       }
     },
-    "/query-history/migrate": {
-      "post": {
-        "description": "Adds multiple queries to query history.",
-        "operationId": "migrateQueries",
-        "requestBody": {
-          "content": {
-            "application/json": {
-              "schema": {
-                "$ref": "#/components/schemas/MigrateQueriesToQueryHistoryCommand"
-              }
-            }
-          },
-          "required": true,
-          "x-originalParamName": "body"
-        },
-        "responses": {
-          "200": {
-            "$ref": "#/components/responses/getQueryHistoryMigrationResponse"
-          },
-          "400": {
-            "$ref": "#/components/responses/badRequestError"
-          },
-          "401": {
-            "$ref": "#/components/responses/unauthorisedError"
-          },
-          "500": {
-            "$ref": "#/components/responses/internalServerError"
-          }
-        },
-        "summary": "Migrate queries to query history.",
-        "tags": [
-          "query_history"
-        ]
-      }
-    },
     "/query-history/star/{query_history_uid}": {
       "delete": {
         "description": "Removes star from query in query history as specified by the UID.",