Quick test to avoid scenario in future.

packages/server/src/api/controllers/row/tests/utils.spec.ts

@@ -0,0 +1,21 @@
+import * as utils from "../utils"
+
+describe("removeEmptyFilters", () => {
+  it("0 should not be removed", () => {
+    const filters = utils.removeEmptyFilters({
+      equal: {
+        column: 0,
+      },
+    })
+    expect((filters.equal as any).column).toBe(0)
+  })
+
+  it("empty string should be removed", () => {
+    const filters = utils.removeEmptyFilters({
+      equal: {
+        column: "",
+      },
+    })
+    expect(Object.values(filters.equal as any).length).toBe(0)
+  })
+})