fix(oracle): reload large values through rowid-wrapped select

Refs: #7082

apps/desktop/src/components/grid/DataGrid.vue

@@ -5104,6 +5104,7 @@ async function hydrateVisibleLargeValuePreviews(generation: number) {
     whereInput: predicates.map((predicate) => `(${predicate})`).join(" OR "),
     limit: requests.size,
     offset: 0,
+    includeRowId: usesSyntheticRowIdKey(resolvedDatabaseType.value, tableMeta.primaryKeys, tableMeta.tableType),
   });
   if (!visibleLargeValuePreviewActive || generation !== visibleLargeValuePreviewRequestedGeneration || props.result !== sourceResult) return;
   const connection = connectionStore.getConfig(props.connectionId);
@@ -5270,6 +5271,7 @@ async function fetchLargeValueRequestChunk(columnIndex: number, requests: LargeV
     whereInput: predicates.map((predicate) => `(${predicate})`).join(" OR "),
     limit: requests.length,
     offset: 0,
+    includeRowId: usesSyntheticRowIdKey(resolvedDatabaseType.value, tableMeta.primaryKeys, tableMeta.tableType),
   });
   const connection = props.connectionId ? connectionStore.getConfig(props.connectionId) : undefined;
   const results = await api.executeMulti(props.connectionId!, props.executionDatabase ?? props.database ?? "", sql, undefined, uuid(), {

apps/desktop/src/components/grid/__tests__/DataGridLargeValueReloadSql.spec.ts

@@ -0,0 +1,29 @@
+import { readFileSync } from "node:fs";
+import { describe, expect, it } from "vitest";
+
+const dataGridSource = readFileSync(new URL("../DataGrid.vue", import.meta.url), "utf8");
+
+function functionSource(name: string, nextName: string): string {
+  const start = dataGridSource.indexOf(`function ${name}`);
+  const relativeEnd = dataGridSource.slice(start).search(new RegExp(`\\n(?:async\\s+)?function\\s+${nextName}\\b`));
+  expect(start).toBeGreaterThanOrEqual(0);
+  expect(relativeEnd).toBeGreaterThan(0);
+  return dataGridSource.slice(start, start + relativeEnd);
+}
+
+describe("DataGrid large-value reload SQL", () => {
+  it("projects the synthetic rowid through the rowid-wrapped select on full-value reloads", () => {
+    const fetchChunkSource = functionSource("fetchLargeValueRequestChunk", "resolveLargeValueCells");
+
+    // Keyless Oracle tables address rows via the hidden __DBX_ROWID alias; the
+    // reload must opt into the ROWIDTOCHAR inline view so the generated SQL
+    // never references __DBX_ROWID as a base-table column (ORA-00904).
+    expect(fetchChunkSource).toContain("includeRowId: usesSyntheticRowIdKey(resolvedDatabaseType.value, tableMeta.primaryKeys, tableMeta.tableType)");
+  });
+
+  it("keeps the visible-preview hydration consistent with the synthetic key", () => {
+    const hydrateSource = functionSource("hydrateVisibleLargeValuePreviews", "runVisibleLargeValuePreviewHydration");
+
+    expect(hydrateSource).toContain("includeRowId: usesSyntheticRowIdKey(resolvedDatabaseType.value, tableMeta.primaryKeys, tableMeta.tableType)");
+  });
+});