feat(PostgreSQL): support to materialized views, closes #804

src/common/customizations/postgresql.ts

@@ -43,6 +43,7 @@ export const customizations: Customizations = {
    tableDuplicate: true,
    tableDdl: true,
    viewAdd: true,
+   materializedViewAdd: true,
    triggerAdd: true,
    triggerFunctionAdd: true,
    routineAdd: true,
@@ -53,6 +54,7 @@ export const customizations: Customizations = {
    databaseEdit: false,
    tableSettings: true,
    viewSettings: true,
+   materializedViewSettings: true,
    triggerSettings: true,
    triggerFunctionSettings: true,
    routineSettings: true,

src/common/interfaces/customizations.ts

@@ -46,6 +46,8 @@ export interface Customizations {
    tableDdl?: boolean;
    viewAdd?: boolean;
    viewSettings?: boolean;
+   materializedViewAdd?: boolean;
+   materializedViewSettings?: boolean;
    triggerAdd?: boolean;
    triggerFunctionAdd?: boolean;
    routineAdd?: boolean;

src/main/ipc-handlers/views.ts

@@ -51,4 +51,52 @@ export default (connections: Record<string, antares.Client>) => {
          return { status: 'error', response: err.toString() };
       }
    });
+
+   ipcMain.handle('get-materialized-view-informations', async (event, params) => {
+      if (!validateSender(event.senderFrame)) return { status: 'error', response: 'Unauthorized process' };
+
+      try {
+         const result = await connections[params.uid].getMaterializedViewInformations(params);
+         return { status: 'success', response: result };
+      }
+      catch (err) {
+         return { status: 'error', response: err.toString() };
+      }
+   });
+
+   ipcMain.handle('drop-materialized-view', async (event, params) => {
+      if (!validateSender(event.senderFrame)) return { status: 'error', response: 'Unauthorized process' };
+
+      try {
+         await connections[params.uid].dropMaterializedView(params);
+         return { status: 'success' };
+      }
+      catch (err) {
+         return { status: 'error', response: err.toString() };
+      }
+   });
+
+   ipcMain.handle('alter-materialized-view', async (event, params) => {
+      if (!validateSender(event.senderFrame)) return { status: 'error', response: 'Unauthorized process' };
+
+      try {
+         await connections[params.uid].alterView(params);
+         return { status: 'success' };
+      }
+      catch (err) {
+         return { status: 'error', response: err.toString() };
+      }
+   });
+
+   ipcMain.handle('create-materialized-view', async (event, params) => {
+      if (!validateSender(event.senderFrame)) return { status: 'error', response: 'Unauthorized process' };
+
+      try {
+         await connections[params.uid].createMaterializedView(params);
+         return { status: 'success' };
+      }
+      catch (err) {
+         return { status: 'error', response: err.toString() };
+      }
+   });
 };

src/main/libs/clients/BaseClient.ts

@@ -234,6 +234,18 @@ export abstract class BaseClient {
       throw new Error('Method "getVariables" not implemented');
    }
 
+   getMaterializedViewInformations (...args: any) {
+      throw new Error('Method "getMaterializedViewInformations" not implemented');
+   }
+
+   dropMaterializedView (...args: any) {
+      throw new Error('Method "dropMaterializedView" not implemented');
+   }
+
+   createMaterializedView (...args: any) {
+      throw new Error('Method "createMaterializedView" not implemented');
+   }
+
    getEventInformations (...args: any) {
       throw new Error('Method "getEventInformations" not implemented');
    }

src/main/libs/clients/PostgreSQLClient.ts

@@ -335,6 +335,19 @@ export class PostgreSQLClient extends BaseClient {
             ORDER BY table_name
          `);
 
+         let { rows: matViews } = await this.raw<antares.QueryResult<ShowTableResult>>(`
+            SELECT schemaname AS schema_name,
+               matviewname AS table_name,
+               matviewowner AS owner,
+               ispopulated AS is_populated,
+               definition,
+               'materializedview' AS table_type
+            FROM pg_matviews
+            WHERE schemaname = '${db.database}'
+            ORDER BY schema_name,
+               table_name;
+         `);
+
          if (tables.length) {
             tables = tables.map(table => {
                table.Db = db.database;
@@ -343,6 +356,14 @@ export class PostgreSQLClient extends BaseClient {
             tablesArr.push(...tables);
          }
 
+         if (matViews.length) {
+            matViews = matViews.map(view => {
+               view.Db = db.database;
+               return view;
+            });
+            tablesArr.push(...matViews);
+         }
+
          let { rows: triggers } = await this.raw<antares.QueryResult<ShowTriggersResult>>(`
             SELECT
                pg_class.relname AS table_name,
@@ -378,7 +399,11 @@ export class PostgreSQLClient extends BaseClient {
 
                return {
                   name: table.table_name,
-                  type: table.table_type === 'VIEW' ? 'view' : 'table',
+                  type: table.table_type === 'VIEW'
+                     ? 'view'
+                     : table.table_type === 'materializedview'
+                        ? 'materializedview'
+                        : 'table',
                   rows: table.reltuples,
                   size: tableSize,
                   collation: table.Collation,
@@ -1056,11 +1081,32 @@ export class PostgreSQLClient extends BaseClient {
       })[0];
    }
 
+   async getMaterializedViewInformations ({ schema, view }: { schema: string; view: string }) {
+      const sql = `SELECT "definition" FROM "pg_matviews" WHERE "matviewname"='${view}' AND "schemaname"='${schema}'`;
+      const results = await this.raw(sql);
+
+      return results.rows.map(row => {
+         return {
+            algorithm: '',
+            definer: '',
+            security: '',
+            updateOption: '',
+            sql: row.definition,
+            name: view
+         };
+      })[0];
+   }
+
    async dropView (params: { schema: string; view: string }) {
       const sql = `DROP VIEW "${params.schema}"."${params.view}"`;
       return await this.raw(sql);
    }
 
+   async dropMaterializedView (params: { schema: string; view: string }) {
+      const sql = `DROP MATERIALIZED VIEW "${params.schema}"."${params.view}"`;
+      return await this.raw(sql);
+   }
+
    async alterView ({ view }: { view: antares.AlterViewParams }) {
       let sql = `CREATE OR REPLACE VIEW "${view.schema}"."${view.oldName}" AS ${view.sql}`;
 
@@ -1070,11 +1116,25 @@ export class PostgreSQLClient extends BaseClient {
       return await this.raw(sql);
    }
 
+   async alterMaterializedView ({ view }: { view: antares.AlterViewParams }) {
+      let sql = `CREATE OR REPLACE MATERIALIZED VIEW "${view.schema}"."${view.oldName}" AS ${view.sql}`;
+
+      if (view.name !== view.oldName)
+         sql += `; ALTER VIEW "${view.schema}"."${view.oldName}" RENAME TO "${view.name}"`;
+
+      return await this.raw(sql);
+   }
+
    async createView (params: antares.CreateViewParams) {
       const sql = `CREATE VIEW "${params.schema}"."${params.name}" AS ${params.sql}`;
       return await this.raw(sql);
    }
 
+   async createMaterializedView (params: antares.CreateViewParams) {
+      const sql = `CREATE MATERIALIZED VIEW "${params.schema}"."${params.name}" AS ${params.sql}`;
+      return await this.raw(sql);
+   }
+
    async getTriggerInformations ({ schema, trigger }: { schema: string; trigger: string }) {
       const [table, triggerName] = trigger.split('.');
 

src/renderer/components/Workspace.vue

@@ -63,7 +63,7 @@
                   >
                      <BaseIcon
                         class="mt-1 mr-1"
-                        :icon-name="element.elementType === 'view' ? 'mdiTableEye' : 'mdiTable'"
+                        :icon-name="['view', 'materializedview'].includes(element.elementType) ? 'mdiTableEye' : 'mdiTable'"
                         :size="18"
                      />
                      <span :title="`${t('general.data').toUpperCase()}: ${t(`database.${element.elementType}`)}`">
@@ -80,7 +80,7 @@
                   <a v-else-if="element.type === 'data'" class="tab-link">
                      <BaseIcon
                         class="mt-1 mr-1"
-                        :icon-name="element.elementType === 'view' ? 'mdiTableEye' : 'mdiTable'"
+                        :icon-name="['view', 'materializedview'].includes(element.elementType) ? 'mdiTableEye' : 'mdiTable'"
                         :size="18"
                      />
                      <span :title="`${t('general.data').toUpperCase()}: ${t(`database.${element.elementType}`)}`">
@@ -157,6 +157,27 @@
                      </span>
                   </a>
 
+                  <a
+                     v-else-if="element.type === 'materialized-view-props'"
+                     class="tab-link"
+                     :class="{'badge': element.isChanged}"
+                  >
+                     <BaseIcon
+                        class="mr-1"
+                        icon-name="mdiWrenchCog"
+                        :size="18"
+                     />
+                     <span :title="`${t('application.settings').toUpperCase()}: ${t(`database.view`)}`">
+                        {{ cutText(element.elementName, 20, true) }}
+                        <span
+                           class="btn btn-clear"
+                           :title="t('general.close')"
+                           @mousedown.left.stop
+                           @click.stop="closeTab(element)"
+                        />
+                     </span>
+                  </a>
+
                   <a
                      v-else-if="element.type === 'new-view'"
                      class="tab-link"
@@ -178,6 +199,27 @@
                      </span>
                   </a>
 
+                  <a
+                     v-else-if="element.type === 'new-materialized-view'"
+                     class="tab-link"
+                     :class="{'badge': element.isChanged}"
+                  >
+                     <BaseIcon
+                        class="mr-1"
+                        icon-name="mdiShapeSquarePlus"
+                        :size="18"
+                     />
+                     <span :title="`${t('general.new').toUpperCase()}: ${t(`database.${element.elementType}`)}`">
+                        {{ t('database.newMaterializedView') }}
+                        <span
+                           class="btn btn-clear"
+                           :title="t('general.close')"
+                           @mousedown.left.stop
+                           @click.stop="closeTab(element)"
+                        />
+                     </span>
+                  </a>
+
                   <a
                      v-else-if="element.type === 'new-trigger'"
                      class="tab-link"
@@ -446,6 +488,14 @@
                :is-selected="selectedTab === tab.uid && isSelected"
                :schema="tab.schema"
             />
+            <WorkspaceTabNewMaterializedView
+               v-else-if="tab.type === 'new-materialized-view'"
+               :tab-uid="tab.uid"
+               :tab="tab"
+               :connection="connection"
+               :is-selected="selectedTab === tab.uid && isSelected"
+               :schema="tab.schema"
+            />
             <WorkspaceTabPropsView
                v-else-if="tab.type === 'view-props'"
                :tab-uid="tab.uid"
@@ -454,6 +504,14 @@
                :view="tab.elementName"
                :schema="tab.schema"
             />
+            <WorkspaceTabPropsMaterializedView
+               v-else-if="tab.type === 'materialized-view-props'"
+               :tab-uid="tab.uid"
+               :is-selected="selectedTab === tab.uid && isSelected"
+               :connection="connection"
+               :view="tab.elementName"
+               :schema="tab.schema"
+            />
             <WorkspaceTabNewTrigger
                v-else-if="tab.type === 'new-trigger'"
                :tab-uid="tab.uid"
@@ -596,6 +654,9 @@ import Connection from '@/ipc-api/Connection';
 import { useConsoleStore } from '@/stores/console';
 import { useWorkspacesStore, WorkspaceTab } from '@/stores/workspaces';
 
+import WorkspaceTabNewMaterializedView from './WorkspaceTabNewMaterializedView.vue';
+import WorkspaceTabPropsMaterializedView from './WorkspaceTabPropsMaterializedView.vue';
+
 const { t } = useI18n();
 
 const { cutText } = useFilters();
@@ -638,7 +699,6 @@ const draggableTabs = computed<WorkspaceTab[]>({
    get () {
       if (workspace.value.customizations.database)
          return workspace.value.tabs.filter(tab => tab.type === 'query' || tab.database === workspace.value.database);
-
       else
          return workspace.value.tabs;
    },
@@ -689,6 +749,7 @@ const openAsPermanentTab = (tab: WorkspaceTab) => {
    const permanentTabs = {
       table: 'data',
       view: 'data',
+      materializedView: 'data',
       trigger: 'trigger-props',
       triggerFunction: 'trigger-function-props',
       function: 'function-props',

src/renderer/components/WorkspaceExploreBar.vue

@@ -111,6 +111,7 @@
          @close-context="closeDatabaseContext"
          @open-create-table-tab="openCreateElementTab('table')"
          @open-create-view-tab="openCreateElementTab('view')"
+         @open-create-materialized-view-tab="openCreateElementTab('materialized-view')"
          @open-create-trigger-tab="openCreateElementTab('trigger')"
          @open-create-routine-tab="openCreateElementTab('routine')"
          @open-create-function-tab="openCreateElementTab('function')"
@@ -142,6 +143,7 @@
          :selected-schema="selectedSchema"
          :context-event="miscContextEvent"
          @open-create-view-tab="openCreateElementTab('view')"
+         @open-create-materializedview-tab="openCreateElementTab('materialized-view')"
          @open-create-trigger-tab="openCreateElementTab('trigger')"
          @open-create-trigger-function-tab="openCreateElementTab('trigger-function')"
          @open-create-routine-tab="openCreateElementTab('routine')"

src/renderer/components/WorkspaceExploreBarMiscFolderContext.vue

@@ -15,6 +15,18 @@
                :size="18"
             /> {{ t('database.createNewView') }}</span>
       </div>
+      <div
+         v-if="props.selectedMisc === 'materializedview'"
+         class="context-element"
+         @click="emit('open-create-materializedview-tab')"
+      >
+         <span class="d-flex">
+            <BaseIcon
+               class="text-light mt-1 mr-1"
+               icon-name="mdiTableCog"
+               :size="18"
+            /> {{ t('database.createNewMaterializedView') }}</span>
+      </div>
       <div
          v-if="props.selectedMisc === 'trigger'"
          class="context-element"
@@ -94,6 +106,7 @@ const props = defineProps({
 
 const emit = defineEmits([
    'open-create-view-tab',
+   'open-create-materializedview-tab',
    'open-create-trigger-tab',
    'open-create-routine-tab',
    'open-create-function-tab',

src/renderer/components/WorkspaceExploreBarSchema.vue

@@ -116,6 +116,55 @@
             </details>
          </div>
 
+         <div v-if="filteredMatViews.length && customizations.materializedViews" class="database-misc">
+            <details class="accordion">
+               <summary
+                  class="accordion-header misc-name"
+                  :class="{'text-bold': breadcrumbs.schema === database.name && breadcrumbs.trigger}"
+                  @contextmenu.prevent="showMiscFolderContext($event, 'materializedview')"
+               >
+                  <BaseIcon
+                     class="misc-icon mr-1"
+                     icon-name="mdiFolderEye"
+                     :size="18"
+                  />
+                  <BaseIcon
+                     class="misc-icon open-folder mr-1"
+                     icon-name="mdiFolderOpen"
+                     :size="18"
+                  />
+                  {{ t('database.materializedview', 2) }}
+               </summary>
+               <div class="accordion-body">
+                  <div>
+                     <ul class="menu menu-nav pt-0">
+                        <li
+                           v-for="view of filteredMatViews"
+                           :key="view.name"
+                           class="menu-item"
+                           :class="{'selected': breadcrumbs.schema === database.name && breadcrumbs.view === view.name}"
+                           @mousedown.left="selectTable({schema: database.name, table: view})"
+                           @dblclick="openDataTab({schema: database.name, table: view})"
+                           @contextmenu.prevent="showTableContext($event, view)"
+                        >
+                           <a class="table-name">
+                              <div v-if="checkLoadingStatus(view.name, 'table')" class="icon loading mr-1" />
+                              <BaseIcon
+                                 v-else
+                                 class="table-icon mr-1"
+                                 icon-name="mdiTableEye"
+                                 :size="18"
+                                 :style="`min-width: 18px`"
+                              />
+                              <span v-html="highlightWord(view.name)" />
+                           </a>
+                        </li>
+                     </ul>
+                  </div>
+               </div>
+            </details>
+         </div>
+
          <div v-if="filteredTriggers.length && customizations.triggers" class="database-misc">
             <details class="accordion">
                <summary
@@ -438,7 +487,14 @@ const filteredViews = computed(() => {
    if (props.searchMethod === 'elements')
       return props.database.tables.filter(table => table.name.search(searchTerm.value) >= 0 && table.type === 'view');
    else
-      return props.database.tables;
+      return props.database.tables.filter(table => table.type === 'view');
+});
+
+const filteredMatViews = computed(() => {
+   if (props.searchMethod === 'elements')
+      return props.database.tables.filter(table => table.name.search(searchTerm.value) >= 0 && table.type === 'materializedview');
+   else
+      return props.database.tables.filter(table => table.type === 'materializedview');
 });
 
 const filteredTriggers = computed(() => {

src/renderer/components/WorkspaceExploreBarSchemaContext.vue

@@ -40,6 +40,18 @@
                      :size="18"
                   /> {{ t('database.view') }}</span>
             </div>
+            <div
+               v-if="workspace.customizations.materializedViewAdd"
+               class="context-element"
+               @click="openCreateMaterializedViewTab"
+            >
+               <span class="d-flex">
+                  <BaseIcon
+                     class="text-light mt-1 mr-1"
+                     icon-name="mdiTableEye"
+                     :size="18"
+                  /> {{ t('database.materializedview') }}</span>
+            </div>
             <div
                v-if="workspace.customizations.triggerAdd"
                class="context-element"
@@ -221,6 +233,7 @@ const props = defineProps({
 const emit = defineEmits([
    'open-create-table-tab',
    'open-create-view-tab',
+   'open-create-materialized-view-tab',
    'open-create-trigger-tab',
    'open-create-routine-tab',
    'open-create-function-tab',
@@ -257,6 +270,10 @@ const openCreateViewTab = () => {
    emit('open-create-view-tab');
 };
 
+const openCreateMaterializedViewTab = () => {
+   emit('open-create-materialized-view-tab');
+};
+
 const openCreateTriggerTab = () => {
    emit('open-create-trigger-tab');
 };

src/renderer/components/WorkspaceExploreBarTableContext.vue

@@ -47,6 +47,18 @@
                :size="18"
             /> {{ t('application.settings') }}</span>
       </div>
+      <div
+         v-if="selectedTable && selectedTable.type === 'materializedview' && customizations.materializedViewSettings"
+         class="context-element"
+         @click="openMaterializedViewSettingTab"
+      >
+         <span class="d-flex">
+            <BaseIcon
+               class="text-light mt-1 mr-1"
+               icon-name="mdiWrenchCog"
+               :size="18"
+            /> {{ t('application.settings') }}</span>
+      </div>
       <div
          v-if="selectedTable && selectedTable.type === 'table' && customizations.tableDuplicate"
          class="context-element"
@@ -238,6 +250,23 @@ const openViewSettingTab = () => {
    closeContext();
 };
 
+const openMaterializedViewSettingTab = () => {
+   newTab({
+      uid: selectedWorkspace.value,
+      elementType: 'table',
+      elementName: props.selectedTable.name,
+      schema: props.selectedSchema,
+      type: 'materialized-view-props'
+   });
+
+   changeBreadcrumbs({
+      schema: props.selectedSchema,
+      view: props.selectedTable.name
+   });
+
+   closeContext();
+};
+
 const duplicateTable = () => {
    emit('duplicate-table', { schema: props.selectedSchema, table: props.selectedTable });
 };

src/renderer/components/WorkspaceTabNewMaterializedView.vue

@@ -0,0 +1,293 @@
+<template>
+   <div v-show="isSelected" class="workspace-query-tab column col-12 columns col-gapless">
+      <div class="workspace-query-runner column col-12">
+         <div class="workspace-query-runner-footer">
+            <div class="workspace-query-buttons">
+               <button
+                  class="btn btn-primary btn-sm"
+                  :disabled="!isChanged"
+                  :class="{'loading':isSaving}"
+                  @click="saveChanges"
+               >
+                  <BaseIcon
+                     class="mr-1"
+                     icon-name="mdiContentSave"
+                     :size="24"
+                  />
+                  <span>{{ t('general.save') }}</span>
+               </button>
+               <button
+                  :disabled="!isChanged"
+                  class="btn btn-link btn-sm mr-0"
+                  :title="t('database.clearChanges')"
+                  @click="clearChanges"
+               >
+                  <BaseIcon
+                     class="mr-1"
+                     icon-name="mdiDeleteSweep"
+                     :size="24"
+                  />
+                  <span>{{ t('general.clear') }}</span>
+               </button>
+            </div>
+            <div class="workspace-query-info">
+               <div class="d-flex" :title="t('database.schema')">
+                  <BaseIcon
+                     class="mt-1 mr-1"
+                     icon-name="mdiDatabase"
+                     :size="18"
+                  /><b>{{ schema }}</b>
+               </div>
+            </div>
+         </div>
+      </div>
+      <div class="container">
+         <div class="columns">
+            <div class="column col-auto">
+               <div class="form-group">
+                  <label class="form-label">{{ t('general.name') }}</label>
+                  <input
+                     ref="firstInput"
+                     v-model="localView.name"
+                     class="form-input"
+                     type="text"
+                  >
+               </div>
+            </div>
+            <div class="column col-auto">
+               <div v-if="workspace.customizations.definer" class="form-group">
+                  <label class="form-label">{{ t('database.definer') }}</label>
+                  <BaseSelect
+                     v-model="localView.definer"
+                     :options="users"
+                     :option-label="(user: any) => user.value === '' ? t('database.currentUser') : `${user.name}@${user.host}`"
+                     :option-track-by="(user: any) => user.value === '' ? '' : `\`${user.name}\`@\`${user.host}\``"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+            <div class="column col-auto mr-2">
+               <div v-if="workspace.customizations.viewSqlSecurity" class="form-group">
+                  <label class="form-label">{{ t('database.sqlSecurity') }}</label>
+                  <BaseSelect
+                     v-model="localView.security"
+                     :options="['DEFINER', 'INVOKER']"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+            <div class="column col-auto mr-2">
+               <div v-if="workspace.customizations.viewAlgorithm" class="form-group">
+                  <label class="form-label">{{ t('database.algorithm') }}</label>
+                  <BaseSelect
+                     v-model="localView.algorithm"
+                     :options="['UNDEFINED', 'MERGE', 'TEMPTABLE']"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+            <div v-if="workspace.customizations.viewUpdateOption" class="column col-auto mr-2">
+               <div class="form-group">
+                  <label class="form-label">{{ t('database.updateOption') }}</label>
+                  <BaseSelect
+                     v-model="localView.updateOption"
+                     :option-track-by="(user: any) => user.value"
+                     :options="[{label: 'None', value: ''}, {label: 'CASCADED', value: 'CASCADED'}, {label: 'LOCAL', value: 'LOCAL'}]"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+         </div>
+      </div>
+      <div class="workspace-query-results column col-12 mt-2 p-relative">
+         <BaseLoader v-if="isLoading" />
+         <label class="form-label ml-2">{{ t('database.selectStatement') }}</label>
+         <QueryEditor
+            v-show="isSelected"
+            ref="queryEditor"
+            v-model="localView.sql"
+            :workspace="workspace"
+            :schema="schema"
+            :height="editorHeight"
+         />
+      </div>
+   </div>
+</template>
+
+<script setup lang="ts">
+import { Ace } from 'ace-builds';
+import { ipcRenderer } from 'electron';
+import { storeToRefs } from 'pinia';
+import { Component, computed, onBeforeUnmount, onMounted, onUnmounted, Ref, ref, watch } from 'vue';
+import { useI18n } from 'vue-i18n';
+
+import BaseIcon from '@/components/BaseIcon.vue';
+import BaseLoader from '@/components/BaseLoader.vue';
+import BaseSelect from '@/components/BaseSelect.vue';
+import QueryEditor from '@/components/QueryEditor.vue';
+import Views from '@/ipc-api/Views';
+import { useConsoleStore } from '@/stores/console';
+import { useNotificationsStore } from '@/stores/notifications';
+import { useWorkspacesStore } from '@/stores/workspaces';
+
+const { t } = useI18n();
+
+const props = defineProps({
+   tabUid: String,
+   connection: Object,
+   tab: Object,
+   isSelected: Boolean,
+   schema: String
+});
+
+const { addNotification } = useNotificationsStore();
+const workspacesStore = useWorkspacesStore();
+const { consoleHeight } = storeToRefs(useConsoleStore());
+
+const {
+   getWorkspace,
+   refreshStructure,
+   setUnsavedChanges,
+   changeBreadcrumbs,
+   newTab,
+   removeTab
+} = workspacesStore;
+
+const queryEditor: Ref<Component & {editor: Ace.Editor; $el: HTMLElement}> = ref(null);
+const firstInput: Ref<HTMLInputElement> = ref(null);
+const isLoading = ref(false);
+const isSaving = ref(false);
+const originalView = ref(null);
+const localView = ref(null);
+const editorHeight = ref(300);
+
+const workspace = computed(() => getWorkspace(props.connection.uid));
+const isChanged = computed(() => JSON.stringify(originalView.value) !== JSON.stringify(localView.value));
+const isDefinerInUsers = computed(() => originalView.value ? workspace.value.users.some(user => originalView.value.definer === `\`${user.name}\`@\`${user.host}\``) : true);
+
+const users = computed(() => {
+   const users = [{ value: '' }, ...workspace.value.users];
+   if (!isDefinerInUsers.value) {
+      const [name, host] = originalView.value.definer.replaceAll('`', '').split('@');
+      users.unshift({ name, host });
+   }
+
+   return users;
+});
+
+const saveChanges = async () => {
+   if (isSaving.value) return;
+   isSaving.value = true;
+
+   const params = {
+      uid: props.connection.uid,
+      schema: props.schema,
+      ...localView.value
+   };
+
+   try {
+      const { status, response } = await Views.createMaterializedView(params);
+
+      if (status === 'success') {
+         await refreshStructure(props.connection.uid);
+
+         newTab({
+            uid: props.connection.uid,
+            schema: props.schema,
+            elementName: localView.value.name,
+            elementType: 'materializedview',
+            type: 'materialized-view-props'
+         });
+
+         removeTab({ uid: props.connection.uid, tab: props.tab.uid });
+         changeBreadcrumbs({ schema: props.schema, view: localView.value.name });
+      }
+      else
+         addNotification({ status: 'error', message: response });
+   }
+   catch (err) {
+      addNotification({ status: 'error', message: err.stack });
+   }
+
+   isSaving.value = false;
+};
+
+const clearChanges = () => {
+   localView.value = JSON.parse(JSON.stringify(originalView.value));
+   queryEditor.value.editor.session.setValue(localView.value.sql);
+};
+
+const resizeQueryEditor = () => {
+   if (queryEditor.value) {
+      let sizeToSubtract = 0;
+      const footer = document.getElementById('footer');
+      if (footer) sizeToSubtract += footer.offsetHeight;
+      sizeToSubtract += consoleHeight.value;
+
+      const size = window.innerHeight - queryEditor.value.$el.getBoundingClientRect().top - sizeToSubtract;
+      editorHeight.value = size;
+      queryEditor.value.editor.resize();
+   }
+};
+
+const saveContentListener = () => {
+   const hasModalOpen = !!document.querySelectorAll('.modal.active').length;
+   if (props.isSelected && !hasModalOpen && isChanged.value)
+      saveChanges();
+};
+
+watch(() => props.isSelected, (val) => {
+   if (val) {
+      changeBreadcrumbs({ schema: props.schema, view: localView.value.name });
+
+      setTimeout(() => {
+         resizeQueryEditor();
+      }, 50);
+   }
+});
+
+watch(isChanged, (val) => {
+   setUnsavedChanges({ uid: props.connection.uid, tUid: props.tabUid, isChanged: val });
+});
+
+watch(consoleHeight, () => {
+   resizeQueryEditor();
+});
+
+originalView.value = {
+   algorithm: 'UNDEFINED',
+   definer: '',
+   security: 'DEFINER',
+   updateOption: '',
+   sql: '',
+   name: ''
+};
+
+localView.value = JSON.parse(JSON.stringify(originalView.value));
+
+setTimeout(() => {
+   resizeQueryEditor();
+}, 50);
+
+onMounted(() => {
+   if (props.isSelected)
+      changeBreadcrumbs({ schema: props.schema });
+
+   ipcRenderer.on('save-content', saveContentListener);
+
+   setTimeout(() => {
+      firstInput.value.focus();
+   }, 100);
+
+   window.addEventListener('resize', resizeQueryEditor);
+});
+
+onUnmounted(() => {
+   window.removeEventListener('resize', resizeQueryEditor);
+});
+
+onBeforeUnmount(() => {
+   ipcRenderer.removeListener('save-content', saveContentListener);
+});
+
+</script>

src/renderer/components/WorkspaceTabPropsMaterializedView.vue

@@ -0,0 +1,316 @@
+<template>
+   <div v-show="isSelected" class="workspace-query-tab column col-12 columns col-gapless">
+      <div class="workspace-query-runner column col-12">
+         <div class="workspace-query-runner-footer">
+            <div class="workspace-query-buttons">
+               <button
+                  class="btn btn-primary btn-sm"
+                  :disabled="!isChanged"
+                  :class="{'loading':isSaving}"
+                  @click="saveChanges"
+               >
+                  <BaseIcon
+                     class="mr-1"
+                     icon-name="mdiContentSave"
+                     :size="24"
+                  />
+                  <span>{{ t('general.save') }}</span>
+               </button>
+               <button
+                  :disabled="!isChanged"
+                  class="btn btn-link btn-sm mr-0"
+                  :title="t('database.clearChanges')"
+                  @click="clearChanges"
+               >
+                  <BaseIcon
+                     class="mr-1"
+                     icon-name="mdiDeleteSweep"
+                     :size="24"
+                  />
+                  <span>{{ t('general.clear') }}</span>
+               </button>
+            </div>
+            <div class="workspace-query-info">
+               <div class="d-flex" :title="t('database.schema')">
+                  <BaseIcon
+                     class="mt-1 mr-1"
+                     icon-name="mdiDatabase"
+                     :size="18"
+                  /><b>{{ schema }}</b>
+               </div>
+            </div>
+         </div>
+      </div>
+      <div class="container">
+         <div class="columns">
+            <div class="column col-auto">
+               <div class="form-group">
+                  <label class="form-label">{{ t('general.name') }}</label>
+                  <input
+                     v-model="localView.name"
+                     class="form-input"
+                     type="text"
+                  >
+               </div>
+            </div>
+            <div class="column col-auto">
+               <div v-if="workspace.customizations.definer" class="form-group">
+                  <label class="form-label">{{ t('database.definer') }}</label>
+                  <BaseSelect
+                     v-model="localView.definer"
+                     :options="users"
+                     :option-label="(user: any) => user.value === '' ? t('database.currentUser') : `${user.name}@${user.host}`"
+                     :option-track-by="(user: any) => user.value === '' ? '' : `\`${user.name}\`@\`${user.host}\``"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+            <div class="column col-auto mr-2">
+               <div v-if="workspace.customizations.viewSqlSecurity" class="form-group">
+                  <label class="form-label">{{ t('database.sqlSecurity') }}</label>
+                  <BaseSelect
+                     v-model="localView.security"
+                     :options="['DEFINER', 'INVOKER']"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+            <div class="column col-auto mr-2">
+               <div v-if="workspace.customizations.viewAlgorithm" class="form-group">
+                  <label class="form-label">{{ t('database.algorithm') }}</label>
+                  <BaseSelect
+                     v-model="localView.algorithm"
+                     :options="['UNDEFINED', 'MERGE', 'TEMPTABLE']"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+            <div v-if="workspace.customizations.viewUpdateOption" class="column col-auto mr-2">
+               <div class="form-group">
+                  <label class="form-label">{{ t('database.updateOption') }}</label>
+                  <BaseSelect
+                     v-model="localView.updateOption"
+                     :option-track-by="(user: any) => user.value"
+                     :options="[{label: 'None', value: ''}, {label: 'CASCADED', value: 'CASCADED'}, {label: 'LOCAL', value: 'LOCAL'}]"
+                     class="form-select"
+                  />
+               </div>
+            </div>
+         </div>
+      </div>
+      <div class="workspace-query-results column col-12 mt-2 p-relative">
+         <BaseLoader v-if="isLoading" />
+         <label class="form-label ml-2">{{ t('database.selectStatement') }}</label>
+         <QueryEditor
+            v-show="isSelected"
+            ref="queryEditor"
+            v-model="localView.sql"
+            :workspace="workspace"
+            :schema="schema"
+            :height="editorHeight"
+         />
+      </div>
+   </div>
+</template>
+
+<script setup lang="ts">
+import { Ace } from 'ace-builds';
+import { ipcRenderer } from 'electron';
+import { Component, computed, onBeforeUnmount, onMounted, onUnmounted, Ref, ref, watch } from 'vue';
+import { useI18n } from 'vue-i18n';
+
+import BaseIcon from '@/components/BaseIcon.vue';
+import BaseLoader from '@/components/BaseLoader.vue';
+import BaseSelect from '@/components/BaseSelect.vue';
+import QueryEditor from '@/components/QueryEditor.vue';
+import Views from '@/ipc-api/Views';
+import { useNotificationsStore } from '@/stores/notifications';
+import { useWorkspacesStore } from '@/stores/workspaces';
+
+const { t } = useI18n();
+
+const props = defineProps({
+   tabUid: String,
+   connection: Object,
+   isSelected: Boolean,
+   schema: String,
+   view: String
+});
+
+const { addNotification } = useNotificationsStore();
+const workspacesStore = useWorkspacesStore();
+
+const {
+   getWorkspace,
+   refreshStructure,
+   renameTabs,
+   changeBreadcrumbs,
+   setUnsavedChanges
+} = workspacesStore;
+
+const queryEditor: Ref<Component & {editor: Ace.Editor; $el: HTMLElement}> = ref(null);
+const isLoading = ref(false);
+const isSaving = ref(false);
+const originalView = ref(null);
+const localView = ref(null);
+const editorHeight = ref(300);
+const lastView = ref(null);
+const sqlProxy = ref('');
+
+const workspace = computed(() => getWorkspace(props.connection.uid));
+const isChanged = computed(() => JSON.stringify(originalView.value) !== JSON.stringify(localView.value));
+const isDefinerInUsers = computed(() => originalView.value ? workspace.value.users.some(user => originalView.value.definer === `\`${user.name}\`@\`${user.host}\``) : true);
+
+const users = computed(() => {
+   const users = [{ value: '' }, ...workspace.value.users];
+   if (!isDefinerInUsers.value) {
+      const [name, host] = originalView.value.definer.replaceAll('`', '').split('@');
+      users.unshift({ name, host });
+   }
+
+   return users;
+});
+
+const getViewData = async () => {
+   if (!props.view) return;
+   isLoading.value = true;
+   localView.value = { sql: '' };
+   lastView.value = props.view;
+
+   const params = {
+      uid: props.connection.uid,
+      schema: props.schema,
+      view: props.view
+   };
+
+   try {
+      const { status, response } = await Views.getMaterializedViewInformations(params);
+      if (status === 'success') {
+         originalView.value = response;
+         localView.value = JSON.parse(JSON.stringify(originalView.value));
+         sqlProxy.value = localView.value.sql;
+      }
+      else
+         addNotification({ status: 'error', message: response });
+   }
+   catch (err) {
+      addNotification({ status: 'error', message: err.stack });
+   }
+
+   resizeQueryEditor();
+   isLoading.value = false;
+};
+
+const saveChanges = async () => {
+   if (isSaving.value) return;
+   isSaving.value = true;
+   const params = {
+      uid: props.connection.uid,
+      view: {
+         ...localView.value,
+         schema: props.schema,
+         oldName: originalView.value.name
+      }
+   };
+
+   try {
+      const { status, response } = await Views.alterMaterializedView(params);
+
+      if (status === 'success') {
+         const oldName = originalView.value.name;
+
+         await refreshStructure(props.connection.uid);
+
+         if (oldName !== localView.value.name) {
+            renameTabs({
+               uid: props.connection.uid,
+               schema: props.schema,
+               elementName: oldName,
+               elementNewName: localView.value.name,
+               elementType: 'materializedview'
+            });
+
+            changeBreadcrumbs({ schema: props.schema, view: localView.value.name });
+         }
+         else
+            getViewData();
+      }
+      else
+         addNotification({ status: 'error', message: response });
+   }
+   catch (err) {
+      addNotification({ status: 'error', message: err.stack });
+   }
+
+   isSaving.value = false;
+};
+
+const clearChanges = () => {
+   localView.value = JSON.parse(JSON.stringify(originalView.value));
+   queryEditor.value.editor.session.setValue(localView.value.sql);
+};
+
+const resizeQueryEditor = () => {
+   if (queryEditor.value) {
+      const footer = document.getElementById('footer');
+      const size = window.innerHeight - queryEditor.value.$el.getBoundingClientRect().top - footer.offsetHeight;
+      editorHeight.value = size;
+      queryEditor.value.editor.resize();
+   }
+};
+
+const saveContentListener = () => {
+   const hasModalOpen = !!document.querySelectorAll('.modal.active').length;
+   if (props.isSelected && !hasModalOpen && isChanged.value)
+      saveChanges();
+};
+
+watch(() => props.schema, async () => {
+   if (props.isSelected) {
+      await getViewData();
+      queryEditor.value.editor.session.setValue(localView.value.sql);
+      lastView.value = props.view;
+   }
+});
+
+watch(() => props.view, async () => {
+   if (props.isSelected) {
+      await getViewData();
+      queryEditor.value.editor.session.setValue(localView.value.sql);
+      lastView.value = props.view;
+   }
+});
+
+watch(() => props.isSelected, (val) => {
+   if (val) {
+      changeBreadcrumbs({ schema: props.schema, view: localView.value.name });
+
+      setTimeout(() => {
+         resizeQueryEditor();
+      }, 50);
+   }
+});
+
+watch(isChanged, (val) => {
+   setUnsavedChanges({ uid: props.connection.uid, tUid: props.tabUid, isChanged: val });
+});
+
+(async () => {
+   await getViewData();
+   queryEditor.value.editor.session.setValue(localView.value.sql);
+})();
+
+onMounted(() => {
+   window.addEventListener('resize', resizeQueryEditor);
+
+   ipcRenderer.on('save-content', saveContentListener);
+});
+
+onUnmounted(() => {
+   window.removeEventListener('resize', resizeQueryEditor);
+});
+
+onBeforeUnmount(() => {
+   ipcRenderer.removeListener('save-content', saveContentListener);
+});
+</script>

src/renderer/components/WorkspaceTabTable.vue

@@ -305,7 +305,7 @@ const customizations = computed(() => {
 });
 
 const isTable = computed(() => {
-   return !workspace.value.breadcrumbs.view;
+   return props.elementType === 'table';
 });
 
 const fields = computed(() => {
@@ -499,8 +499,8 @@ const openTableSettingTab = () => {
       uid: workspace.value.uid,
       elementName: props.table,
       schema: props.schema,
-      type: isTable.value ? 'table-props' : 'view-props',
-      elementType: isTable.value ? 'table' : 'view'
+      type: isTable.value ? 'table-props' : props.elementType === 'view' ? 'view-props' : 'materialized-view-props',
+      elementType: props.elementType
    });
 
    changeBreadcrumbs({

src/renderer/i18n/en-US.ts

@@ -140,6 +140,7 @@ export const enUS = {
       total: 'Total',
       table: 'Table | Tables',
       view: 'View | Views',
+      materializedview: 'Materialized view | Materialized views',
       definer: 'Definer',
       algorithm: 'Algorithm',
       trigger: 'Trigger | Triggers',
@@ -216,6 +217,7 @@ export const enUS = {
       updateOption: 'Update option',
       deleteView: 'Delete view',
       createNewView: 'Create new view',
+      createNewMaterializedView: 'Create new materialized view',
       deleteTrigger: 'Delete trigger',
       createNewTrigger: 'Create new trigger',
       currentUser: 'Current user',
@@ -248,6 +250,7 @@ export const enUS = {
       thereAreNoTableFields: 'There are no table fields',
       newTable: 'New table',
       newView: 'New view',
+      newMaterializedView: 'New materialized view',
       newTrigger: 'New trigger',
       newRoutine: 'New routine',
       newFunction: 'New function',

src/renderer/ipc-api/Views.ts

@@ -19,4 +19,20 @@ export default class {
    static createView (params: CreateViewParams & { uid: string }): Promise<IpcResponse> {
       return ipcRenderer.invoke('create-view', unproxify(params));
    }
+
+   static createMaterializedView (params: CreateViewParams & { uid: string }): Promise<IpcResponse> {
+      return ipcRenderer.invoke('create-materialized-view', unproxify(params));
+   }
+
+   static getMaterializedViewInformations (params: { uid: string; schema: string; view: string }): Promise<IpcResponse> {
+      return ipcRenderer.invoke('get-materialized-view-informations', unproxify(params));
+   }
+
+   static dropMaterializedView (params: { uid: string; schema: string; view: string }): Promise<IpcResponse> {
+      return ipcRenderer.invoke('drop-materialized-view', unproxify(params));
+   }
+
+   static alterMaterializedView (params: { view: AlterViewParams & { uid: string }}): Promise<IpcResponse> {
+      return ipcRenderer.invoke('alter-materialized-view', unproxify(params));
+   }
 }

src/renderer/stores/workspaces.ts

@@ -558,6 +558,8 @@ export const useWorkspacesStore = defineStore('workspaces', {
 
          switch (type) {
             case 'new-table':
+            case 'new-view':
+            case 'new-materialized-view':
             case 'new-trigger':
             case 'new-trigger-function':
             case 'new-function':
@@ -659,6 +661,8 @@ export const useWorkspacesStore = defineStore('workspaces', {
                break;
             case 'data':
             case 'table-props':
+            case 'view-props':
+            case 'materialized-view-props':
             case 'trigger-props':
             case 'trigger-function-props':
             case 'function-props':