fix(hive): allow non-transactional grid edits

src/components/layout/ContentArea.vue

@@ -17,6 +17,7 @@ const QueryChart = defineAsyncComponent(() => import("@/components/chart/QueryCh
 import { useQueryStore } from "@/stores/queryStore";
 import { canCancelQueryExecution, queryExecutionLabelKey } from "@/lib/queryExecutionState";
 import { databaseDisplayNameForTab } from "@/lib/tabPresentation";
+import { isTableDataEditable } from "@/lib/tableEditing";
 import type { QueryTab, ConnectionConfig } from "@/types/database";
 import type { SqlFormatDialect } from "@/lib/sqlFormatter";
 
@@ -390,7 +391,7 @@ defineExpose({ focusSearch });
           :result="activeTab.result"
           :sql="activeTab.sql"
           :loading="activeTab.isExecuting"
-          :editable="!!activeTab.tableMeta?.primaryKeys?.length"
+          :editable="isTableDataEditable(activeConnection?.db_type, activeTab.tableMeta?.primaryKeys ?? [])"
           context="table-data"
           :initial-where-input="activeTab.whereInput"
           :database-type="activeConnection?.db_type"

src/composables/useDataGridEditor.ts

@@ -4,9 +4,11 @@ import {
   buildDataGridRollbackStatements,
   buildDataGridSaveStatements,
   dataGridSaveExecutionSchema,
+  normalizeDataGridSaveError,
   validateDataGridSave,
 } from "@/lib/dataGridSql";
 import { rowStatusFilterAfterAddingRow, type RowStatusFilter } from "@/lib/gridRowStatus";
+import { supportsDataGridTransaction } from "@/lib/tableEditing";
 import { useConnectionStore } from "@/stores/connectionStore";
 import { useHistoryStore } from "@/stores/historyStore";
 import type { ColumnInfo, DatabaseType } from "@/types/database";
@@ -125,7 +127,10 @@ export function useDataGridEditor(options: UseDataGridEditorOptions) {
   const saveError = ref("");
 
   const useTransaction = computed(
-    () => editable.value && (!!customSave?.value || (!!connectionId.value && !!database.value && !!tableMeta.value)),
+    () =>
+      editable.value &&
+      supportsDataGridTransaction(databaseType.value) &&
+      (!!customSave?.value || (!!connectionId.value && !!database.value && !!tableMeta.value)),
   );
 
   function enterTransaction() {
@@ -536,7 +541,7 @@ export function useDataGridEditor(options: UseDataGridEditorOptions) {
           rows: result.value.rows,
         });
       } catch (e: any) {
-        saveError.value = String(e.message || e);
+        saveError.value = normalizeDataGridSaveError(databaseType.value, e);
         isSaving.value = false;
         return;
       }
@@ -599,7 +604,7 @@ export function useDataGridEditor(options: UseDataGridEditorOptions) {
           dataGridSaveExecutionSchema(databaseType.value, tableMeta.value),
         );
       } catch (e: any) {
-        saveError.value = String(e.message || e);
+        saveError.value = normalizeDataGridSaveError(databaseType.value, e);
         isSaving.value = false;
         return;
       }
@@ -607,7 +612,7 @@ export function useDataGridEditor(options: UseDataGridEditorOptions) {
       try {
         apiResult = await api.executeBatch(connectionId.value, database.value, stmts);
       } catch (e: any) {
-        saveError.value = String(e.message || e);
+        saveError.value = normalizeDataGridSaveError(databaseType.value, e);
         isSaving.value = false;
         return;
       }
@@ -617,7 +622,7 @@ export function useDataGridEditor(options: UseDataGridEditorOptions) {
           await onExecuteSql.value(sqlStmt);
         }
       } catch (e: any) {
-        saveError.value = String(e.message || e);
+        saveError.value = normalizeDataGridSaveError(databaseType.value, e);
         isSaving.value = false;
         return;
       }

src/lib/dataGridSql.ts

@@ -181,6 +181,14 @@ export function dataGridSaveExecutionSchema(
   return tableMeta?.schema;
 }
 
+export function normalizeDataGridSaveError(databaseType: DatabaseType | undefined, error: unknown): string {
+  const message = error instanceof Error ? error.message : String(error);
+  if (databaseType === "hive" && /Attempt to do update or delete|Error 10294/i.test(message)) {
+    return "Hive UPDATE/DELETE are not enabled for this table or server. Add rows with INSERT, or enable ACID transactional tables in Hive before editing/deleting existing rows.";
+  }
+  return message;
+}
+
 export function formatGridSqlLiteral(value: GridCellValue, databaseType?: DatabaseType): string {
   if (value === null || value === undefined) return "NULL";
   if (typeof value === "boolean") return value ? "TRUE" : "FALSE";
@@ -197,6 +205,7 @@ function buildPrimaryKeyWhere(
   columns: string[],
   row: GridCellValue[],
 ): string {
+  if (databaseType === "hive" && primaryKeys.length === 0) return buildRowWhere(databaseType, columns, row);
   return primaryKeys
     .map((primaryKey) => {
       const value = row[columns.indexOf(primaryKey)];

src/lib/tableEditing.ts

@@ -10,6 +10,15 @@ export function editablePrimaryKeys(databaseType: DatabaseType | undefined, colu
   return primaryKeys;
 }
 
+export function isTableDataEditable(databaseType: DatabaseType | undefined, primaryKeys: string[]): boolean {
+  if (databaseType === "hive") return true;
+  return primaryKeys.length > 0;
+}
+
+export function supportsDataGridTransaction(databaseType: DatabaseType | undefined): boolean {
+  return databaseType !== "hive";
+}
+
 export function usesSyntheticRowIdKey(databaseType: DatabaseType | undefined, primaryKeys: string[]): boolean {
   return (
     primaryKeys.length === 1 &&