diff --git a/packages/nc-gui/composables/useViewGroupBy.ts b/packages/nc-gui/composables/useViewGroupBy.ts
index 873ff8488e..6c14c93a8c 100644
--- a/packages/nc-gui/composables/useViewGroupBy.ts
+++ b/packages/nc-gui/composables/useViewGroupBy.ts
@@ -391,7 +391,7 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
         }
 
         if (appInfo.value.ee) {
-          const aggregationMap = new Map<string, string>()
+          const aggregationAliasMapper = new AliasMapper()
 
           const aggregation = Object.values(gridViewCols.value)
             .map((f) => ({
@@ -401,29 +401,9 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
             .filter((f) => f.type !== CommonAggregations.None)
 
           const aggregationParams = (group.children ?? []).map((child) => {
-            let key = child.key
-
-            if (!key?.length || key.startsWith(' ') || key.endsWith(' ')) {
-              key = Math.random().toString(36).substring(7)
-              aggregationMap.set(key, child.key)
-            }
-
-            try {
-              key = JSON.parse(key)
-              if (typeof key === 'object') {
-                key = Math.random().toString(36).substring(7)
-                aggregationMap.set(key, child.key)
-                return {
-                  where: calculateNestedWhere(child.nestedIn, where?.value),
-                  alias: key,
-                  ...(isUIAllowed('filterSync') ? {} : { filterArrJson: JSON.stringify(nestedFilters.value) }),
-                }
-              }
-            } catch (e) {}
-
             return {
               where: calculateNestedWhere(child.nestedIn, where?.value),
-              alias: key,
+              alias: aggregationAliasMapper.generateAlias(child.key),
               ...(isUIAllowed('filterSync') ? {} : { filterArrJson: JSON.stringify(nestedFilters.value) }),
             }
           })
@@ -444,42 +424,20 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
                 aggregationParams,
               )
 
-          Object.entries(aggResponse).forEach(([key, value]) => {
-            const child = (group?.children ?? []).find((c) => c.key.toString() === key.toString())
+          await aggregationAliasMapper.process(aggResponse, (originalKey, value) => {
+            const child = (group?.children ?? []).find((c) => c.key.toString() === (originalKey as any).toString())
             if (child) {
               Object.assign(child.aggregations, value)
-            } else {
-              const originalKey = aggregationMap.get(key)
-              const child = (group?.children ?? []).find((c) => c.key.toString() === originalKey.toString())
-              if (child) {
-                Object.assign(child.aggregations, value)
-              }
             }
           })
         }
 
-        if (group?.children && group.nestedIn.length === groupBy.value.length - 1) {
-          const aliasMap = new Map<string, string>()
+        if (group?.children?.length && group.nestedIn.length === groupBy.value.length - 1) {
+          const aliasMapper = new AliasMapper()
 
           const childViewFilters = group?.children?.map((childGroup) => {
-            let key = childGroup.key
-
-            if (!key?.length || key.startsWith(' ') || key.endsWith(' ')) {
-              key = Math.random().toString(36).substring(7)
-              aliasMap.set(key, childGroup.key)
-            }
-
-            try {
-              key = JSON.parse(key)
-
-              if (typeof key === 'object') {
-                key = Math.random().toString(36).substring(7)
-                aliasMap.set(key, childGroup.key)
-              }
-            } catch (e) {}
-
             return {
-              alias: key,
+              alias: aliasMapper.generateAlias(childGroup.key),
               where: calculateNestedWhere(childGroup.nestedIn, where?.value),
               offset:
                 ((childGroup.paginationData.page ?? 0) - 1) * (childGroup.paginationData.pageSize ?? groupByRecordLimit.value),
@@ -501,49 +459,26 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
                 )
               : await fetchBulkListData({}, childViewFilters)
 
-            Object.entries(bulkData).forEach(([key, value]: { key: string; value: any }) => {
-              const child = (group?.children ?? []).find((c) => c.key.toString() === key.toString())
+            await aliasMapper.process(bulkData, (originalKey, value: any) => {
+              const child = (group?.children ?? []).find((c) => c.key.toString() === (originalKey as any).toString())
               if (child) {
                 child.count = value.pageInfo.totalRows ?? 0
                 child.rows = formatData(value.list)
                 child.paginationData = value.pageInfo
-              } else {
-                const originalKey = aliasMap.get(key)
-                const child = (group?.children ?? []).find((c) => c.key.toString() === originalKey.toString())
-                if (child) {
-                  child.count = value.pageInfo.totalRows ?? 0
-                  child.rows = formatData(value.list)
-                  child.paginationData = value.pageInfo
-                }
               }
             })
           }
         }
 
-        if (group?.children && group.nestedIn.length < groupBy.value.length - 1) {
-          const aliasMap = new Map<string, string>()
+        if (group?.children?.length && group.nestedIn.length < groupBy.value.length - 1) {
+          const aliasMapper = new AliasMapper()
 
           const childGroupFilters = group?.children?.map((childGroup) => {
             const childGroupBy = groupBy.value[childGroup.nestedIn.length]
             const childNestedWhere = calculateNestedWhere(childGroup.nestedIn, where?.value)
 
-            let key = childGroup.key
-
-            if (!key?.length || key.startsWith(' ') || key.endsWith(' ')) {
-              key = Math.random().toString(36).substring(7)
-              aliasMap.set(key, childGroup.key)
-            }
-
-            try {
-              key = JSON.parse(key)
-              if (typeof key === 'object') {
-                key = Math.random().toString(36).substring(7)
-                aliasMap.set(key, childGroup.key)
-              }
-            } catch (e) {}
-
             return {
-              alias: key,
+              alias: aliasMapper.generateAlias(childGroup.key),
               offset:
                 ((childGroup.paginationData.page ?? 0) - 1) * (childGroup.paginationData.pageSize ?? groupByGroupLimit.value),
               limit: childGroup.paginationData.pageSize ?? groupByGroupLimit.value,
@@ -555,7 +490,7 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
             }
           })
 
-          if (childGroupFilters.length > 0) {
+          if (childGroupFilters?.length > 0) {
             const bulkGroupData = !isPublic
               ? await api.dbDataTableBulkGroupList.dbDataTableBulkGroupList(
                   meta.value.id,
@@ -566,14 +501,12 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
                 )
               : await fetchBulkGroupData({}, childGroupFilters)
 
-            for (const [key, value] of Object.entries(bulkGroupData)) {
-              let child = (group?.children ?? []).find((c) => c.key.toString() === key.toString())
-              if (!child) {
-                const originalKey = aliasMap.get(key)
-                child = (group?.children ?? []).find((c) => c.key.toString() === originalKey.toString())!
+            await aliasMapper.process(bulkGroupData, async (originalKey, value) => {
+              const child = (group?.children ?? []).find((c) => c.key.toString() === originalKey.toString())
+              if (child) {
+                Object.assign(child, await processGroupData(value, child))
               }
-              Object.assign(child, await processGroupData(value, child))
-            }
+            })
           }
         }
       } catch (e) {
@@ -637,29 +570,14 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
 
         filteredFields = filteredFields?.filter((x) => x.type !== CommonAggregations.None)
 
-        if (filteredFields && !filteredFields?.length) return
+        if ((filteredFields && !filteredFields?.length) || !group.children?.length) return
 
-        const aggregationMap = new Map<string, string>()
+        const aliasMapper = new AliasMapper()
 
         const aggregationParams = (group.children ?? []).map((child) => {
-          let key = child.key
-
-          if (!key?.length || key.startsWith(' ') || key.endsWith(' ')) {
-            key = Math.random().toString(36).substring(7)
-            aggregationMap.set(key, child.key)
-          }
-
-          try {
-            key = JSON.parse(child.key)
-            if (typeof key === 'object') {
-              key = Math.random().toString(36).substring(7)
-              aggregationMap.set(key, child.key)
-            }
-          } catch (e) {}
-
           return {
             where: calculateNestedWhere(child.nestedIn, where?.value),
-            alias: key,
+            alias: aliasMapper.generateAlias(child.key),
             ...(isUIAllowed('filterSync') ? {} : { filterArrJson: JSON.stringify(nestedFilters.value) }),
           }
         })
@@ -680,18 +598,10 @@ const [useProvideViewGroupBy, useViewGroupBy] = useInjectionState(
               aggregationParams,
             )
 
-        Object.entries(response).forEach(([key, value]) => {
-          const child = (group.children ?? []).find((c) => c.key.toString() === key.toString())
+        await aliasMapper.process(response, (originalKey, value) => {
+          const child = (group.children ?? []).find((c) => c.key.toString() === originalKey.toString())
           if (child) {
             Object.assign(child.aggregations, value)
-          } else {
-            const originalKey = aggregationMap.get(key)
-            if (originalKey) {
-              const child = (group.children ?? []).find((c) => c.key.toString() === originalKey.toString())
-              if (child) {
-                Object.assign(child.aggregations, value)
-              }
-            }
           }
         })
       } catch (e) {
diff --git a/packages/nc-gui/utils/aliasUtils.ts b/packages/nc-gui/utils/aliasUtils.ts
new file mode 100644
index 0000000000..595eae5d29
--- /dev/null
+++ b/packages/nc-gui/utils/aliasUtils.ts
@@ -0,0 +1,29 @@
+export class AliasMapper {
+  private aliasMap = new Map<string, unknown>()
+
+  generateAlias(key: unknown): string {
+    const alias = Math.random().toString(36).substring(2, 15)
+    this.aliasMap.set(alias, key)
+    return alias
+  }
+
+  getAlias(alias: string): unknown {
+    return this.aliasMap.get(alias)
+  }
+
+  clear() {
+    this.aliasMap.clear()
+  }
+
+  async process<T extends Record<string, unknown>>(
+    data: Record<string, T>,
+    processor: (key: unknown, value: T) => void | Promise<void>,
+  ): Promise<void> {
+    for (const [alias, value] of Object.entries(data)) {
+      const originalKey = this.getAlias(alias)
+      if (originalKey !== undefined) {
+        await processor(originalKey, value)
+      }
+    }
+  }
+}