diff --git a/packages/frontend-core/src/components/grid/cells/HeaderCell.svelte b/packages/frontend-core/src/components/grid/cells/HeaderCell.svelte
index 6c1c025fcd..bae7bbf40b 100644
--- a/packages/frontend-core/src/components/grid/cells/HeaderCell.svelte
+++ b/packages/frontend-core/src/components/grid/cells/HeaderCell.svelte
@@ -52,7 +52,7 @@
   $: sortedBy = column.name === $sort.column
   $: canMoveLeft = orderable && idx > 0
   $: canMoveRight = orderable && idx < $scrollableColumns.length - 1
-  $: sortingLabels = getSortingLabels(column.schema?.type)
+  $: sortingLabels = getSortingLabels(column)
   $: searchable = isColumnSearchable(column)
   $: resetSearchValue(column.name)
   $: searching = searchValue != null
@@ -66,8 +66,14 @@
     editIsOpen = false
   }
 
-  const getSortingLabels = type => {
-    switch (type) {
+  const getSortingLabels = column => {
+    if (column.calculationType) {
+      return {
+        ascending: "low-high",
+        descending: "high-low",
+      }
+    }
+    switch (column?.schema?.type) {
       case FieldType.NUMBER:
       case FieldType.BIGINT:
         return {
diff --git a/packages/frontend-core/src/fetch/DataFetch.js b/packages/frontend-core/src/fetch/DataFetch.js
index a056cdff5d..fb1dbd5885 100644
--- a/packages/frontend-core/src/fetch/DataFetch.js
+++ b/packages/frontend-core/src/fetch/DataFetch.js
@@ -2,6 +2,7 @@ import { writable, derived, get } from "svelte/store"
 import { cloneDeep } from "lodash/fp"
 import { QueryUtils } from "../utils"
 import { convertJSONSchemaToTableSchema } from "../utils/json"
+import { FieldType, SortOrder, SortType } from "@budibase/types"
 
 const { buildQuery, limit: queryLimit, runQuery, sort } = QueryUtils
 
@@ -37,7 +38,7 @@ export default class DataFetch {
 
       // Sorting config
       sortColumn: null,
-      sortOrder: "ascending",
+      sortOrder: SortOrder.ASCENDING,
       sortType: null,
 
       // Pagination config
@@ -162,17 +163,22 @@ export default class DataFetch {
     // If we don't have a sort column specified then just ensure we don't set
     // any sorting params
     if (!this.options.sortColumn) {
-      this.options.sortOrder = "ascending"
+      this.options.sortOrder = SortOrder.ASCENDING
       this.options.sortType = null
     } else {
       // Otherwise determine what sort type to use base on sort column
-      const type = schema?.[this.options.sortColumn]?.type
-      this.options.sortType =
-        type === "number" || type === "bigint" ? "number" : "string"
-
+      this.options.sortType = SortType.STRING
+      const fieldSchema = schema?.[this.options.sortColumn]
+      if (
+        fieldSchema?.type === FieldType.NUMBER ||
+        fieldSchema?.type === FieldType.BIGINT ||
+        fieldSchema?.calculationType
+      ) {
+        this.options.sortType = SortType.NUMBER
+      }
       // If no sort order, default to ascending
       if (!this.options.sortOrder) {
-        this.options.sortOrder = "ascending"
+        this.options.sortOrder = SortOrder.ASCENDING
       }
     }
 
@@ -310,7 +316,7 @@ export default class DataFetch {
     let jsonAdditions = {}
     Object.keys(schema).forEach(fieldKey => {
       const fieldSchema = schema[fieldKey]
-      if (fieldSchema?.type === "json") {
+      if (fieldSchema?.type === FieldType.JSON) {
         const jsonSchema = convertJSONSchemaToTableSchema(fieldSchema, {
           squashObjects: true,
         })