diff --git a/core/datacap-common/src/main/java/io/edurt/datacap/common/sql/SqlBuilder.java b/core/datacap-common/src/main/java/io/edurt/datacap/common/sql/SqlBuilder.java
index 6235e489..648e7533 100644
--- a/core/datacap-common/src/main/java/io/edurt/datacap/common/sql/SqlBuilder.java
+++ b/core/datacap-common/src/main/java/io/edurt/datacap/common/sql/SqlBuilder.java
@@ -108,7 +108,7 @@ public class SqlBuilder
     private List<String> applyGroupByColumns()
     {
         return configure.getGroups().stream()
-                .map(v -> String.join(" ", String.format("`%s`", v.getColumn())))
+                .map(v -> String.join(" ", String.format("%s", v.getColumn())))
                 .collect(Collectors.toList());
     }
 
diff --git a/core/datacap-service/src/main/java/io/edurt/datacap/service/body/adhoc/AdhocColumn.java b/core/datacap-service/src/main/java/io/edurt/datacap/service/body/adhoc/AdhocColumn.java
index e243bf15..affc22d7 100644
--- a/core/datacap-service/src/main/java/io/edurt/datacap/service/body/adhoc/AdhocColumn.java
+++ b/core/datacap-service/src/main/java/io/edurt/datacap/service/body/adhoc/AdhocColumn.java
@@ -13,6 +13,7 @@ public class AdhocColumn
 {
     private Long id;
     private String expression;
+    private String function;
     private String alias;
     private String order;
 }
diff --git a/core/datacap-service/src/main/java/io/edurt/datacap/service/service/impl/DataSetServiceImpl.java b/core/datacap-service/src/main/java/io/edurt/datacap/service/service/impl/DataSetServiceImpl.java
index eefc3d51..64409f3c 100644
--- a/core/datacap-service/src/main/java/io/edurt/datacap/service/service/impl/DataSetServiceImpl.java
+++ b/core/datacap-service/src/main/java/io/edurt/datacap/service/service/impl/DataSetServiceImpl.java
@@ -175,9 +175,12 @@ public class DataSetServiceImpl
                     configure.getColumns()
                             .forEach(column -> columnRepository.findById(column.getId())
                                     .ifPresent(entity -> {
-                                        String columnName = entity.getName();
                                         AtomicReference<String> columnAlias = new AtomicReference<>(null);
                                         AtomicReference<String> expression = new AtomicReference<>(null);
+                                        AtomicReference<String> columnName = new AtomicReference<>(entity.getName());
+                                        if (StringUtils.isNotEmpty(column.getFunction())) {
+                                            columnName.set(column.getFunction());
+                                        }
                                         configure.getColumns().stream()
                                                 .filter(it -> it.getId().equals(entity.getId()))
                                                 .findFirst()
@@ -186,7 +189,7 @@ public class DataSetServiceImpl
                                                     columnAlias.set(it.getAlias());
                                                 });
                                         SqlColumn sqlColumn = SqlColumn.builder()
-                                                .column(columnName)
+                                                .column(columnName.get())
                                                 .expression(expression.get())
                                                 .alias(columnAlias.get())
                                                 .build();
@@ -194,7 +197,7 @@ public class DataSetServiceImpl
                                         // Only dimensions are added to GROUP BY
                                         if (entity.getMode().equals(ColumnMode.DIMENSION)) {
                                             groupBy.add(SqlColumn.builder()
-                                                    .column(columnName)
+                                                    .column(columnName.get())
                                                     .build());
                                         }
                                         // Add to Sort Sequence
@@ -300,14 +303,14 @@ public class DataSetServiceImpl
     {
         switch (type) {
             case NUMBER:
-                return "bigint";
+                return "Bigint";
             case NUMBER_SIGNED:
                 return "UInt64";
             case BOOLEAN:
-                return "boolean";
+                return "Boolean";
             case STRING:
             default:
-                return "varchar";
+                return "String";
         }
     }
 
diff --git a/core/datacap-web/src/i18n/langs/en/dataset.ts b/core/datacap-web/src/i18n/langs/en/dataset.ts
index 6258208a..059feed2 100644
--- a/core/datacap-web/src/i18n/langs/en/dataset.ts
+++ b/core/datacap-web/src/i18n/langs/en/dataset.ts
@@ -75,4 +75,5 @@ export default {
   columnExpressionAvg: 'Average',
   columnExpressionCount: 'Count',
   validatorSamplingTip: 'The order by key must contain a sampling key',
+  customFunction: 'Custom Function'
 }
diff --git a/core/datacap-web/src/i18n/langs/zhCn/dataset.ts b/core/datacap-web/src/i18n/langs/zhCn/dataset.ts
index 15059a55..d4ca3d32 100644
--- a/core/datacap-web/src/i18n/langs/zhCn/dataset.ts
+++ b/core/datacap-web/src/i18n/langs/zhCn/dataset.ts
@@ -74,5 +74,6 @@ export default {
   columnExpressionSum: '总和',
   columnExpressionAvg: '平均值',
   columnExpressionCount: '计数',
-  validatorSamplingTip: '排序键中必须包含抽样键'
+  validatorSamplingTip: '排序键中必须包含抽样键',
+  customFunction: '自定义函数'
 }
diff --git a/core/datacap-web/src/views/admin/dataset/components/adhoc/DatasetColumnConfigure.vue b/core/datacap-web/src/views/admin/dataset/components/adhoc/DatasetColumnConfigure.vue
index a8aa65ab..1ad94ec4 100644
--- a/core/datacap-web/src/views/admin/dataset/components/adhoc/DatasetColumnConfigure.vue
+++ b/core/datacap-web/src/views/admin/dataset/components/adhoc/DatasetColumnConfigure.vue
@@ -7,7 +7,7 @@
            @onOk="handlerCommit()"
            @cancel="handlerCancel()">
       <Form :model="formState"
-            :label-width="80">
+            :label-width="90">
         <FormItem v-if="columnType === 'METRIC'"
                   :label="$t('common.expression')">
           <Select v-model="formState.expression">
@@ -34,6 +34,10 @@
             <Radio label="DESC">{{ $t('dataset.columnOrderDesc') }}</Radio>
           </RadioGroup>
         </FormItem>
+        <FormItem v-if="columnType === 'DIMENSION'"
+                  :label="$t('dataset.customFunction')">
+          <Input v-model="formState.function"/>
+        </FormItem>
       </Form>
     </Modal>
   </div>
@@ -91,7 +95,8 @@ export default defineComponent({
         type: null,
         alias: null,
         expression: null,
-        order: null
+        order: null,
+        function: null
       }
     }
   },