diff --git a/src/components/MainMenu.vue b/src/components/MainMenu.vue
index c9f9f7a..2cebdf9 100644
--- a/src/components/MainMenu.vue
+++ b/src/components/MainMenu.vue
@@ -54,7 +54,7 @@
 <script>
 import TextField from '@/components/TextField'
 import CloseIcon from '@/components/svg/close'
-import queryTab from '@/queryTab'
+import storedQueries from '@/storedQueries'
 
 export default {
   name: 'MainMenu',
@@ -100,9 +100,9 @@ export default {
   },
   methods: {
     createNewQuery () {
-      const tab = queryTab.newBlankTab()
-      this.$store.commit('addTab', tab)
-      this.$store.commit('setCurrentTabId', tab.id)
+      this.$store.dispatch('addTab').then(id => {
+        this.$store.commit('setCurrentTabId', id)
+      })
     },
     cancelSave () {
       this.$modal.hide('save')
@@ -112,14 +112,14 @@ export default {
       this.errorMsg = null
       this.name = ''
 
-      if (queryTab.isTabNeedName(this.currentQuery)) {
+      if (storedQueries.isTabNeedName(this.currentQuery)) {
         this.$modal.show('save')
       } else {
         this.saveQuery()
       }
     },
     saveQuery () {
-      const isNeedName = queryTab.isTabNeedName(this.currentQuery)
+      const isNeedName = storedQueries.isTabNeedName(this.currentQuery)
       if (isNeedName && !this.name) {
         this.errorMsg = 'Query name can\'t be empty'
         return
@@ -128,7 +128,7 @@ export default {
       const tabView = this.currentQuery.view
 
       // Save query
-      const value = queryTab.save(this.currentQuery, this.name)
+      const value = storedQueries.save(this.currentQuery, this.name)
 
       // Update tab in store
       this.$store.commit('updateTab', {
diff --git a/src/components/SqlEditor.vue b/src/components/SqlEditor.vue
index 62da036..8c826a0 100644
--- a/src/components/SqlEditor.vue
+++ b/src/components/SqlEditor.vue
@@ -13,6 +13,7 @@ import 'codemirror/theme/neo.css'
 import 'codemirror/addon/hint/show-hint.js'
 import 'codemirror/addon/hint/show-hint.css'
 import 'codemirror/addon/hint/sql-hint.js'
+import 'codemirror/addon/display/autorefresh.js'
 import { debounce } from 'debounce'
 
 const sqlHint = CM.hint.sql
@@ -42,7 +43,9 @@ export default {
         mode: 'text/x-mysql',
         theme: 'neo',
         lineNumbers: true,
-        line: true
+        line: true,
+        autofocus: true,
+        autoRefresh: true
       }
     }
   },
diff --git a/src/queryTab.js b/src/queryTab.js
deleted file mode 100644
index 0860a24..0000000
--- a/src/queryTab.js
+++ /dev/null
@@ -1,58 +0,0 @@
-import { nanoid } from 'nanoid'
-import store from '@/store'
-
-export default {
-  newBlankTab () {
-    return {
-      id: nanoid(),
-      name: null,
-      tempName: store.state.untitledLastIndex
-        ? `Untitled ${store.state.untitledLastIndex}`
-        : 'Untitled',
-      isUnsaved: true
-    }
-  },
-
-  isTabNeedName (queryTab) {
-    const isFromScratch = !queryTab.initName
-    return isFromScratch || queryTab.isPredefined
-  },
-
-  getDataToSave (queryTab, newName) {
-    return {
-      id: queryTab.isPredefined ? nanoid() : queryTab.id,
-      query: queryTab.query,
-      chart: queryTab.getChartSatateForSave(),
-      name: newName || queryTab.initName
-    }
-  },
-
-  save (queryTab, newName) {
-    const value = this.getDataToSave(queryTab, newName)
-    const isNeedName = this.isTabNeedName(queryTab)
-
-    // Get queries from local storage
-    let myQueries = JSON.parse(localStorage.getItem('myQueries'))
-
-    // Set createdAt
-    if (isNeedName) {
-      value.createdAt = new Date()
-    } else {
-      var queryIndex = myQueries.findIndex(oldQuery => oldQuery.id === queryTab.id)
-      value.createdAt = myQueries[queryIndex].createdAt
-    }
-
-    // Insert in queries list
-    if (!myQueries) {
-      myQueries = [value]
-    } else if (isNeedName) {
-      myQueries.push(value)
-    } else {
-      myQueries[queryIndex] = value
-    }
-
-    // Save to local storage
-    localStorage.setItem('myQueries', JSON.stringify(myQueries))
-    return value
-  }
-}
diff --git a/src/store/index.js b/src/store/index.js
index 0d048ae..b4b3268 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -1,5 +1,6 @@
 import Vue from 'vue'
 import Vuex from 'vuex'
+import { nanoid } from 'nanoid'
 
 Vue.use(Vuex)
 
@@ -19,15 +20,7 @@ export const mutations = {
     state.dbName = dbName
     state.schema = schema
   },
-  addTab (state, tab) {
-    // add new tab only if was not already opened
-    if (!state.tabs.some(openedTab => openedTab.id === tab.id)) {
-      state.tabs.push(tab)
-      if (!tab.name) {
-        state.untitledLastIndex += 1
-      }
-    }
-  },
+
   updateTab (state, { index, name, id, query, chart, isUnsaved }) {
     const tab = state.tabs[index]
     const oldId = tab.id
@@ -78,7 +71,34 @@ export const mutations = {
   }
 }
 
+export const actions = {
+  async addTab ({ state }, tab) {
+    // If no tab then create a new blank one...
+    if (!tab) {
+      tab = {
+        id: nanoid(),
+        name: null,
+        tempName: state.untitledLastIndex
+          ? `Untitled ${state.untitledLastIndex}`
+          : 'Untitled',
+        isUnsaved: true
+      }
+    }
+
+    // add new tab only if was not already opened
+    if (!state.tabs.some(openedTab => openedTab.id === tab.id)) {
+      state.tabs.push(tab)
+      if (!tab.name) {
+        state.untitledLastIndex += 1
+      }
+    }
+
+    return tab.id
+  }
+}
+
 export default new Vuex.Store({
   state,
-  mutations
+  mutations,
+  actions
 })
diff --git a/src/storedQueries.js b/src/storedQueries.js
new file mode 100644
index 0000000..e9c7135
--- /dev/null
+++ b/src/storedQueries.js
@@ -0,0 +1,83 @@
+import { nanoid } from 'nanoid'
+
+export default {
+  getStoredQueries () {
+    return JSON.parse(localStorage.getItem('myQueries')) || []
+  },
+
+  duplicateQuery (baseQuery) {
+    const newQuery = JSON.parse(JSON.stringify(baseQuery))
+    newQuery.name = newQuery.name + ' Copy'
+    newQuery.id = nanoid()
+    newQuery.createdAt = new Date()
+    delete newQuery.isPredefined
+
+    return newQuery
+  },
+
+  isTabNeedName (queryTab) {
+    const isFromScratch = !queryTab.initName
+    return isFromScratch || queryTab.isPredefined
+  },
+
+  save (queryTab, newName) {
+    const value = {
+      id: queryTab.isPredefined ? nanoid() : queryTab.id,
+      query: queryTab.query,
+      chart: queryTab.getChartSatateForSave(),
+      name: newName || queryTab.initName
+    }
+
+    const isNeedName = this.isTabNeedName(queryTab)
+
+    // Get queries from local storage
+    let myQueries = this.getStoredQueries()
+
+    // Set createdAt
+    if (isNeedName) {
+      value.createdAt = new Date()
+    } else {
+      var queryIndex = myQueries.findIndex(oldQuery => oldQuery.id === queryTab.id)
+      value.createdAt = myQueries[queryIndex].createdAt
+    }
+
+    // Insert in queries list
+    if (!myQueries) {
+      myQueries = [value]
+    } else if (isNeedName) {
+      myQueries.push(value)
+    } else {
+      myQueries[queryIndex] = value
+    }
+
+    // Save to local storage
+    this.updateStorage(myQueries)
+    return value
+  },
+
+  updateStorage (value) {
+    localStorage.setItem('myQueries', JSON.stringify(value))
+  },
+
+  export (data) {
+    // Create downloader
+    const downloader = document.createElement('a')
+    downloader.style.display = 'none'
+    document.body.appendChild(downloader)
+
+    // Prepare data
+    const name = data.name || 'My sqlitevis queries'
+    const json = JSON.stringify(data, null, 4)
+    const blob = new Blob([json], { type: 'octet/stream' })
+    const url = window.URL.createObjectURL(blob)
+    downloader.href = url
+    downloader.download = `${name}.json`
+
+    // Trigger click
+    downloader.click()
+
+    // Clear
+    window.URL.revokeObjectURL(url)
+    downloader.remove()
+  }
+}
diff --git a/src/views/MyQueries.vue b/src/views/MyQueries.vue
index 4ff9c05..e8e7886 100644
--- a/src/views/MyQueries.vue
+++ b/src/views/MyQueries.vue
@@ -153,7 +153,6 @@
       <button class="primary" @click="deleteQuery">Delete</button>
     </div>
   </modal>
-  <a ref="downloader" />
 </div>
 </template>
 
@@ -167,6 +166,7 @@ import TextField from '@/components/TextField'
 import CheckBox from '@/components/CheckBox'
 import tooltipMixin from '@/mixins/tooltips'
 import { nanoid } from 'nanoid'
+import storedQueries from '@/storedQueries'
 
 export default {
   name: 'MyQueries',
@@ -223,7 +223,7 @@ export default {
     }
   },
   created () {
-    this.queries = JSON.parse(localStorage.getItem('myQueries')) || []
+    this.queries = storedQueries.getStoredQueries()
   },
   mounted () {
     this.resizeObserver = new ResizeObserver(this.calcMaxTableHeight)
@@ -271,9 +271,10 @@ export default {
     openQuery (index) {
       const tab = JSON.parse(JSON.stringify(this.showedQueries[index]))
       tab.isUnsaved = false
-      this.$store.commit('addTab', tab)
-      this.$store.commit('setCurrentTabId', tab.id)
-      this.$router.push('/editor')
+      this.$store.dispatch('addTab', tab).then(id => {
+        this.$store.commit('setCurrentTabId', id)
+        this.$router.push('/editor')
+      })
     },
     showRenameDialog (id) {
       this.errorMsg = null
@@ -291,7 +292,7 @@ export default {
       this.$set(this.queries, this.currentQueryIndex, currentQuery)
 
       // update queries in local storage
-      this.saveQueriesInLocalStorage()
+      storedQueries.updateStorage(this.queries)
 
       // update tab, if renamed query is opened
       const tabIndex = this.findTabIndex(currentQuery.id)
@@ -306,17 +307,13 @@ export default {
       this.$modal.hide('rename')
     },
     duplicateQuery (index) {
-      const newQuery = JSON.parse(JSON.stringify(this.showedQueries[index]))
-      newQuery.name = newQuery.name + ' Copy'
-      newQuery.id = nanoid()
-      newQuery.createdAt = new Date()
-      delete newQuery.isPredefined
+      const newQuery = storedQueries.duplicateQuery(this.showedQueries[index])
       if (this.selectAll) {
         this.selectedQueriesIds.add(newQuery.id)
         this.selectedQueriesCount = this.selectedQueriesIds.size
       }
       this.queries.push(newQuery)
-      this.saveQueriesInLocalStorage()
+      storedQueries.updateStorage(this.queries)
     },
     showDeleteDialog (id) {
       this.deleteGroup = typeof id !== 'string'
@@ -349,38 +346,28 @@ export default {
         this.selectedQueriesIds.clear()
       }
       this.selectedQueriesCount = this.selectedQueriesIds.size
-      this.saveQueriesInLocalStorage()
+      storedQueries.updateStorage(this.queries)
     },
     findTabIndex (id) {
       return this.$store.state.tabs.findIndex(tab => tab.id === id)
     },
     exportQuery (index) {
       let data
-      let name
 
       // single operation
       if (typeof index === 'number') {
         data = JSON.parse(JSON.stringify(this.showedQueries[index]))
-        name = data.name
         delete data.isPredefined
       } else {
         // group operation
         data = this.selectAll
           ? JSON.parse(JSON.stringify(this.allQueries))
           : this.allQueries.filter(query => this.selectedQueriesIds.has(query.id))
-        name = 'My sqliteviz queries'
         data.forEach(query => delete query.isPredefined)
       }
 
       // export data to file
-      const downloader = this.$refs.downloader
-      const json = JSON.stringify(data, null, 4)
-      const blob = new Blob([json], { type: 'octet/stream' })
-      const url = window.URL.createObjectURL(blob)
-      downloader.href = url
-      downloader.download = `${name}.json`
-      downloader.click()
-      window.URL.revokeObjectURL(url)
+      storedQueries.export(data)
     },
     importQueries () {
       const file = this.$refs.importFile.files[0]
@@ -407,14 +394,11 @@ export default {
         }
 
         this.queries = this.queries.concat(importedQueries)
-        this.saveQueriesInLocalStorage()
+        storedQueries.updateStorage(this.queries)
         this.$refs.importFile.value = null
       }
       reader.readAsText(file)
     },
-    saveQueriesInLocalStorage () {
-      localStorage.setItem('myQueries', JSON.stringify(this.queries))
-    },
     toggleSelectAll (checked) {
       this.selectAll = checked
       this.$refs.rowCheckBox.forEach(item => { item.checked = checked })
@@ -556,7 +540,7 @@ tbody tr:hover .icons-container {
 .dialog input {
   width: 100%;
 }
-a, #import-file {
+#import-file {
   display: none;
 }
 button.toolbar {
diff --git a/tests/unit/store.spec.js b/tests/unit/store.spec.js
index 7c55e4a..7a0956d 100644
--- a/tests/unit/store.spec.js
+++ b/tests/unit/store.spec.js
@@ -1,8 +1,7 @@
 import { expect } from 'chai'
-import { mutations } from '@/store'
+import { mutations, actions } from '@/store'
 const { 
   saveSchema,
-  addTab,
   updateTab,
   deleteTab,
   setCurrentTabId,
@@ -10,6 +9,8 @@ const {
   updatePredefinedQueries
 } = mutations
 
+const { addTab } = actions
+
 describe('mutations', () => {
   it('saveSchema', () => {
     // mock state
@@ -28,75 +29,6 @@ describe('mutations', () => {
     expect(state.schema).to.eql(schema)
   })
 
-  it('addTab (new)', () => {
-    // mock state
-    const state = {
-      tabs: [],
-      untitledLastIndex: 0
-    }
-
-    const tab = {
-      id: 1,
-      name: null,
-      tempName: 'Untitled',
-      query: 'SELECT * from foo',
-      chart: {},
-      isUnsaved: true
-    }
-    addTab(state, tab)
-    expect(state.tabs[0]).to.eql(tab)
-    expect(state.untitledLastIndex).to.equal(1)
-  })
-
-  it('addTab (saved)', () => {
-    // mock state
-    const state = {
-      tabs: [],
-      untitledLastIndex: 0
-    }
-    const tab = {
-      id: 1,
-      name: 'test',
-      tempName: null,
-      query: 'SELECT * from foo',
-      chart: {},
-      isUnsaved: false
-    }
-    addTab(state, tab)
-    expect(state.tabs[0]).to.eql(tab)
-    expect(state.untitledLastIndex).to.equal(0)
-  })
-
-  it('addTab (existed)', () => {
-    const tab1 = {
-      id: 1,
-      name: 'test',
-      tempName: null,
-      query: 'SELECT * from foo',
-      chart: {},
-      isUnsaved: false
-    }
-
-    const tab2 = {
-      id: 2,
-      name: 'bar',
-      tempName: null,
-      query: 'SELECT * from bar',
-      chart: {},
-      isUnsaved: false
-    }
-
-    // mock state
-    const state = {
-      tabs: [ tab1, tab2 ],
-      untitledLastIndex: 0,
-    }
-
-    addTab(state, tab1)
-    expect(state.tabs.length).to.equal(2)
-    expect(state.untitledLastIndex).to.equal(0)
-  })
-
   it('updateTab (save)', () => {
     const tab = {
       id: 1,
@@ -438,4 +370,71 @@ describe('mutations', () => {
     updatePredefinedQueries(state, queries)
     expect(state.predefinedQueries).to.eql(queries)
   })
+})
+
+
+describe('actions', () => {
+  it('addTab (new)', async () => {
+    // mock state
+    const state = {
+      tabs: [],
+      untitledLastIndex: 0
+    }
+
+    const id = await addTab({ state })
+    expect(state.tabs[0].id).to.eql(id)
+    expect(state.tabs[0].name).to.eql(null)
+    expect(state.tabs[0].tempName).to.eql('Untitled')
+    expect(state.tabs[0].isUnsaved).to.eql(true)
+    expect(state.untitledLastIndex).to.equal(1)
+  })
+
+  it('addTab (saved)', async () => {
+    // mock state
+    const state = {
+      tabs: [],
+      untitledLastIndex: 0
+    }
+    const tab = {
+      id: 1,
+      name: 'test',
+      tempName: null,
+      query: 'SELECT * from foo',
+      chart: {},
+      isUnsaved: false
+    }
+    await addTab({ state }, tab)
+    expect(state.tabs[0]).to.eql(tab)
+    expect(state.untitledLastIndex).to.equal(0)
+  })
+
+  it('addTab (existed)', async () => {
+    const tab1 = {
+      id: 1,
+      name: 'test',
+      tempName: null,
+      query: 'SELECT * from foo',
+      chart: {},
+      isUnsaved: false
+    }
+
+    const tab2 = {
+      id: 2,
+      name: 'bar',
+      tempName: null,
+      query: 'SELECT * from bar',
+      chart: {},
+      isUnsaved: false
+    }
+
+    // mock state
+    const state = {
+      tabs: [ tab1, tab2 ],
+      untitledLastIndex: 0,
+    }
+
+    await addTab({ state }, tab1)
+    expect(state.tabs.length).to.equal(2)
+    expect(state.untitledLastIndex).to.equal(0)
+  })
 })
\ No newline at end of file