diff --git a/packages/tools/src/diffTools.ts b/packages/tools/src/diffTools.ts
index a92506eed..75101f7af 100644
--- a/packages/tools/src/diffTools.ts
+++ b/packages/tools/src/diffTools.ts
@@ -407,7 +407,7 @@ function planAlterTable(plan: AlterPlan, oldTable: TableInfo, newTable: TableInf
           // console.log('PLAN RENAME COLUMN')
           plan.renameColumn(x[0], x[1].columnName);
         } else {
-          // console.log('PLAN CHANGE COLUMN')
+          // console.log('PLAN CHANGE COLUMN', x[0], x[1]);
           plan.changeColumn(x[0], x[1]);
         }
       }
@@ -430,12 +430,12 @@ function planAlterTable(plan: AlterPlan, oldTable: TableInfo, newTable: TableInf
 }
 
 function planChangeTableOptions(plan: AlterPlan, oldTable: TableInfo, newTable: TableInfo, opts: DbDiffOptions) {
-  for(const option of plan.dialect?.getTableFormOptions?.('sqlAlterTable') || []) {
+  for (const option of plan.dialect?.getTableFormOptions?.('sqlAlterTable') || []) {
     if (option.disabled) {
       continue;
     }
     const name = option.name;
-    if (oldTable[name] != newTable[name] && (oldTable[name]||newTable[name])) {
+    if (oldTable[name] != newTable[name] && (oldTable[name] || newTable[name])) {
       plan.setTableOption(newTable, name, newTable[name]);
     }
   }
diff --git a/plugins/dbgate-plugin-clickhouse/src/frontend/Dumper.js b/plugins/dbgate-plugin-clickhouse/src/frontend/Dumper.js
index f7842c044..e74514cd8 100644
--- a/plugins/dbgate-plugin-clickhouse/src/frontend/Dumper.js
+++ b/plugins/dbgate-plugin-clickhouse/src/frontend/Dumper.js
@@ -5,6 +5,24 @@ class Dumper extends SqlDumper {
     this.put('^alter ^table %f ^modify ', table);
     this.put(formatString, optionValue);
   }
+
+  changeColumn(oldcol, newcol, constraints) {
+    if (oldcol.columnName != newcol.columnName) {
+      this.putCmd('^alter ^table %f ^rename ^column %i ^to %i', oldcol, oldcol.columnName, newcol.columnName);
+    }
+
+    this.put('^alter ^table %f ^modify ^column %i ', newcol, newcol.columnName);
+    this.columnDefinition(newcol);
+    this.endCommand();
+  }
+
+  columnType(dataType) {
+    this.putRaw(dataType);
+  }
+
+  renameColumn(column, newcol) {
+    this.putCmd('^alter ^table %f ^rename ^column %i ^to %i', column, column.columnName, newcol);
+  }
 }
 
 module.exports = Dumper;
diff --git a/plugins/dbgate-plugin-clickhouse/src/frontend/driver.js b/plugins/dbgate-plugin-clickhouse/src/frontend/driver.js
index 68958acc4..fc721eae1 100644
--- a/plugins/dbgate-plugin-clickhouse/src/frontend/driver.js
+++ b/plugins/dbgate-plugin-clickhouse/src/frontend/driver.js
@@ -50,6 +50,41 @@ const clickhouseEngines = [
   'DeltaLake',
 ];
 
+const clickhouseDataTypes = [
+  'Int8',
+  'Int16',
+  'Int32',
+  'Int64',
+  'UInt8',
+  'UInt16',
+  'UInt32',
+  'UInt64',
+  'Float32',
+  'Float64',
+  'Decimal',
+  'String',
+  'FixedString',
+  'UUID',
+  'Date',
+  'DateTime',
+  'DateTime64',
+  "DateTime('UTC')",
+  'Date32',
+  'Enum8',
+  'Enum16',
+  'Array',
+  'Tuple',
+  'Nullable',
+  'LowCardinality',
+  'Map',
+  'JSON',
+  'IPv4',
+  'IPv6',
+  'Nested',
+  'AggregateFunction',
+  'SimpleAggregateFunction',
+];
+
 /** @type {import('dbgate-types').SqlDialect} */
 const dialect = {
   limitSelect: true,
@@ -93,6 +128,8 @@ const dialect = {
       },
     ];
   },
+
+  predefinedDataTypes: clickhouseDataTypes,
 };
 
 /** @type {import('dbgate-types').EngineDriver} */