diff --git a/packages/tools/src/computeDiffRows.ts b/packages/tools/src/computeDiffRows.ts
index 481211855..772d3cf04 100644
--- a/packages/tools/src/computeDiffRows.ts
+++ b/packages/tools/src/computeDiffRows.ts
@@ -6,15 +6,18 @@ export function computeDiffRowsCore(sourceList, targetList, testEqual) {
   for (const obj of sourceList) {
     const paired = targetList.find(x => x.pairingId == obj.pairingId);
     if (paired) {
+      const isEqual = testEqual(obj, paired);
       res.push({
         source: obj,
         target: paired,
-        state: testEqual(obj, paired) ? 'equal' : 'changed',
+        state: isEqual ? 'equal' : 'changed',
+        __isChanged: !isEqual,
       });
     } else {
       res.push({
         source: obj,
-        state: 'removed',
+        state: 'added',
+        __isAdded: true,
       });
     }
   }
@@ -23,7 +26,8 @@ export function computeDiffRowsCore(sourceList, targetList, testEqual) {
     if (!paired) {
       res.push({
         target: obj,
-        state: 'added',
+        state: 'removed',
+        __isDeleted: true,
       });
     }
   }
@@ -46,6 +50,9 @@ export function computeDbDiffRows(
     sourcePureName: row?.source?.pureName,
     targetSchemaName: row?.target?.schemaName,
     targetPureName: row?.target?.pureName,
+    identifier: `${row?.source?.schemaName || row?.target?.schemaName}.${
+      row?.source?.pureName || row?.target?.pureName
+    }`,
   }));
 }
 
diff --git a/packages/web/src/elements/DiffView.svelte b/packages/web/src/elements/DiffView.svelte
index 3a1cfa253..33a13db24 100644
--- a/packages/web/src/elements/DiffView.svelte
+++ b/packages/web/src/elements/DiffView.svelte
@@ -25,6 +25,9 @@
     right: 0;
     bottom: 0;
     overflow-y: scroll;
+
+    background: white;
+    color: #000000;
   }
   /* :global(.d2h-file-diff) {
     overflow-y: scroll;
diff --git a/packages/web/src/elements/QueryDesignColumns.svelte b/packages/web/src/elements/QueryDesignColumns.svelte
index 0b6ba64c9..1b13badf0 100644
--- a/packages/web/src/elements/QueryDesignColumns.svelte
+++ b/packages/web/src/elements/QueryDesignColumns.svelte
@@ -60,7 +60,7 @@
     <svelte:fragment slot="0" let:row>
       <CheckboxField
         checked={row.isOutput}
-        onChange={e => {
+        on:change={e => {
           if (e.target.checked) changeColumn({ ...row, isOutput: true });
           else changeColumn({ ...row, isOutput: false });
         }}
diff --git a/packages/web/src/elements/ScrollableTableControl.svelte b/packages/web/src/elements/ScrollableTableControl.svelte
index b7a966d3d..fefdc3a7c 100644
--- a/packages/web/src/elements/ScrollableTableControl.svelte
+++ b/packages/web/src/elements/ScrollableTableControl.svelte
@@ -6,6 +6,7 @@
     getProps?: any;
     formatter?: any;
     slot?: number;
+    headerSlot?: number;
     isHighlighted?: Function;
     width?: string;
   }
@@ -98,7 +99,22 @@
     >
       <tr>
         {#each columnList as col}
-          <td style={col.width ? `width: ${col.width}` : undefined}>{col.header || ''}</td>
+          <td style={col.width ? `width: ${col.width}` : undefined}>
+            {#if col.headerSlot != null}
+              {#if col.headerSlot == -1}<slot name="-1" />
+              {:else if col.headerSlot == 0}<slot name="0" />
+              {:else if col.headerSlot == 1}<slot name="1" />
+              {:else if col.headerSlot == 2}<slot name="2" />
+              {:else if col.headerSlot == 3}<slot name="3" />
+              {:else if col.headerSlot == 4}<slot name="4" />
+              {:else if col.headerSlot == 5}<slot name="5" />
+              {:else if col.headerSlot == 6}<slot name="6" />
+              {:else if col.headerSlot == 7}<slot name="7" />
+              {/if}
+            {:else}
+              {col.header || ''}
+            {/if}
+          </td>
         {/each}
       </tr>
     </thead>
@@ -107,6 +123,9 @@
         <tr
           class:selected={selectable && selectedIndex == index}
           class:clickable
+          class:isAdded={row.__isAdded}
+          class:isDeleted={row.__isDeleted}
+          class:isChanged={row.__isChanged}
           on:click={() => {
             if (selectable) {
               selectedIndex = index;
@@ -215,4 +234,15 @@
   td.isHighlighted {
     background-color: var(--theme-bg-1);
   }
+
+  tr.isAdded {
+    background: var(--theme-bg-green);
+  }
+  tr.isChanged {
+    background: var(--theme-bg-orange);
+  }
+
+  tr.isDeleted {
+    background: var(--theme-bg-red);
+  }
 </style>
diff --git a/packages/web/src/icons/FontIcon.svelte b/packages/web/src/icons/FontIcon.svelte
index 0f2fdfe4c..132feb3af 100644
--- a/packages/web/src/icons/FontIcon.svelte
+++ b/packages/web/src/icons/FontIcon.svelte
@@ -63,6 +63,7 @@
     'icon markdown': 'mdi mdi-application',
     'icon preview': 'mdi mdi-file-find',
     'icon eye': 'mdi mdi-eye',
+    'icon check-all': 'mdi mdi-check-all',
 
     'icon run': 'mdi mdi-play',
     'icon chevron-down': 'mdi mdi-chevron-down',
@@ -75,6 +76,8 @@
     'icon add-column': 'mdi mdi-table-column-plus-after',
     'icon add-key': 'mdi mdi-key-plus',
     'icon report': 'mdi mdi-file-chart',
+    'icon swap': 'mdi mdi-swap-horizontal-bold',
+    'icon save-sync': 'mdi mdi-content-save-move',
 
     'img ok': 'mdi mdi-check-circle color-icon-green',
     'img ok-inv': 'mdi mdi-check-circle color-icon-inv-green',
diff --git a/packages/web/src/tabs/CompareModelTab.svelte b/packages/web/src/tabs/CompareModelTab.svelte
index f4d628f9c..69e6e421b 100644
--- a/packages/web/src/tabs/CompareModelTab.svelte
+++ b/packages/web/src/tabs/CompareModelTab.svelte
@@ -14,6 +14,31 @@
     onClick: () => getCurrentEditor().showReport(),
     testEnabled: () => getCurrentEditor() != null,
   });
+
+  registerCommand({
+    id: 'compareModels.swap',
+    category: 'Compare models',
+    toolbarName: 'Swap',
+    name: 'Swap source & target',
+    icon: 'icon swap',
+    toolbar: true,
+    isRelatedToTab: true,
+    onClick: () => getCurrentEditor().swap(),
+    testEnabled: () => getCurrentEditor() != null,
+  });
+
+  registerCommand({
+    id: 'compareModels.saveSync',
+    category: 'Compare models',
+    toolbarName: 'Save/Sync',
+    name: 'Save/Sync',
+    icon: 'icon save-sync',
+    group: 'save',
+    toolbar: true,
+    isRelatedToTab: true,
+    onClick: () => getCurrentEditor().saveSync(),
+    testEnabled: () => getCurrentEditor() != null,
+  });
 </script>
 
 <script lang="ts">
@@ -27,10 +52,11 @@
     getCreateObjectScript,
   } from 'dbgate-tools';
 
-  import _ from 'lodash';
+  import _, { startsWith } from 'lodash';
   import { derived, writable } from 'svelte/store';
   import registerCommand from '../commands/registerCommand';
   import DiffView from '../elements/DiffView.svelte';
+  import InlineButton from '../elements/InlineButton.svelte';
   import ScrollableTableControl from '../elements/ScrollableTableControl.svelte';
   import TabControl from '../elements/TabControl.svelte';
   import TableControl from '../elements/TableControl.svelte';
@@ -40,6 +66,9 @@
   import FontIcon from '../icons/FontIcon.svelte';
   import FormConnectionSelect from '../impexp/FormConnectionSelect.svelte';
   import FormDatabaseSelect from '../impexp/FormDatabaseSelect.svelte';
+  import ConfirmSqlModal from '../modals/ConfirmSqlModal.svelte';
+  import ErrorMessageModal from '../modals/ErrorMessageModal.svelte';
+  import { showModal } from '../modals/modalTools';
   import SqlEditor from '../query/SqlEditor.svelte';
   import useEditorData from '../query/useEditorData';
   import { extensions } from '../stores';
@@ -47,6 +76,7 @@
   import createActivator, { getActiveComponent } from '../utility/createActivator';
   import { useConnectionInfo, useDatabaseInfo } from '../utility/metadataLoaders';
   import resolveApi from '../utility/resolveApi';
+  import { showSnackbarSuccess } from '../utility/snackbar';
 
   export let tabid;
 
@@ -100,20 +130,69 @@
     });
 
     window.open(`${resolveApi()}/uploads/get?file=${resp.data}`, '_blank');
+  }
 
-    // window.open(
-    //   `${resolveApi()}/database-connections/get-diff-html?sourceConid=` +
-    //     `${$values?.sourceConid}&sourceDatabase=${$values?.sourceDatabase}&` +
-    //     `targetConid=${$values?.targetConid}&targetDatabase=${$values?.targetDatabase}`,
-    //   '_blank'
-    // );
+  export function swap() {
+    $values = {
+      ...$values,
+      sourceConid: $values?.targetConid,
+      sourceDatabase: $values?.targetDatabase,
+      targetConid: $values?.sourceConid,
+      targetDatabase: $values?.sourceDatabase,
+    };
+  }
+
+  function handleCheckAll() {
+    const isAnyChecked = diffRows.some(row => $values[`isChecked_${row.identifier}`]);
+    if (isAnyChecked) {
+      $values = _.omitBy($values, (v, k) => k.startsWith('isChecked_'));
+    } else {
+      $values = {
+        ...$values,
+        ..._.fromPairs(diffRows.filter(row => row.state != 'equal').map(row => [`isChecked_${row.identifier}`, true])),
+      };
+    }
+  }
+
+  async function handleConfirmSql(sql) {
+    const conid = $values?.targetConid;
+    const database = $values?.targetDatabase;
+
+    const resp = await axiosInstance.request({
+      url: 'database-connections/run-script',
+      method: 'post',
+      params: { conid, database },
+      data: { sql },
+    });
+    const { errorMessage } = resp.data || {};
+    if (errorMessage) {
+      showModal(ErrorMessageModal, { title: 'Error when saving', message: errorMessage });
+    } else {
+      await axiosInstance.post('database-connections/sync-model', { conid, database });
+      showSnackbarSuccess('Saved to database');
+    }
+  }
+
+  function getSyncSql() {
+    return diffRows
+      .filter(row => $values[`isChecked_${row.identifier}`])
+      .map(row => getAlterTableScript(row?.source, row.target, dbDiffOptions, targetDb, driver).sql)
+      .join('\n');
+  }
+
+  export function saveSync() {
+    const sql = getSyncSql();
+    showModal(ConfirmSqlModal, {
+      sql,
+      onConfirm: () => {
+        handleConfirmSql(sql);
+      },
+      engine: driver.engine,
+    });
   }
 
   const { editorState, editorValue, setEditorData } = useEditorData({
     tabid,
-    // onInitialData: value => {
-    //   dispatchModel({ type: 'reset', value });
-    // },
   });
 
   const values = {
@@ -175,6 +254,7 @@
           selectable
           disableFocusOutline
           columns={[
+            { fieldName: 'isChecked', header: '', width: '50px', slot: 1, headerSlot: 2 },
             { fieldName: 'type', header: 'Type', width: '100px' },
             { fieldName: 'sourceSchemaName', header: 'Schema' },
             { fieldName: 'sourcePureName', header: 'Name' },
@@ -182,7 +262,24 @@
             { fieldName: 'targetSchemaName', header: 'Schema' },
             { fieldName: 'targetPureName', header: 'Name' },
           ]}
-        />
+        >
+          <input
+            type="checkbox"
+            slot="1"
+            let:row
+            disabled={row.state == 'equal'}
+            checked={!!$values[`isChecked_${row['identifier']}`]}
+            on:change={e => {
+              // @ts-ignore
+              $values = { ...$values, [`isChecked_${row.identifier}`]: e.target.checked };
+            }}
+          />
+          <svelte:fragment slot="2">
+            <InlineButton on:click={handleCheckAll}>
+              <FontIcon icon="icon check-all" />
+            </InlineButton>
+          </svelte:fragment>
+        </ScrollableTableControl>
       </div>
     </div>
 
@@ -194,7 +291,7 @@
             slot: 1,
           },
           {
-            label: 'SQL script',
+            label: 'Synchronize script',
             slot: 2,
           },
           {