diff --git a/apps/desktop/src/components/editor/QueryEditor.vue b/apps/desktop/src/components/editor/QueryEditor.vue
index 4e297b3e7d..da13cce455 100644
--- a/apps/desktop/src/components/editor/QueryEditor.vue
+++ b/apps/desktop/src/components/editor/QueryEditor.vue
@@ -1117,7 +1117,7 @@ async function performAsyncCompletionWithResult(epoch: number, completionContext
 
   // If qualifier didn't match any table names, try it as a schema name
   let qualifierIsSchema = false;
-  if (completionContext.qualifier && tables.length === 0 && (completionContext.suggestTables || completionContext.exclusiveColumnSuggestions)) {
+  if (completionContext.qualifier && !isReferencedTableQualifier(completionContext) && tables.length === 0 && (completionContext.suggestTables || completionContext.exclusiveColumnSuggestions)) {
     const schemaTables = await connectionStore.listCompletionTables(props.connectionId!, props.database!, completionContext.prefix, MAX_COMPLETION_TABLES, completionContext.qualifier);
     if (schemaTables.length > 0) {
       tables = schemaTables;
diff --git a/packages/app-tests/sqlCompletion.test.ts b/packages/app-tests/sqlCompletion.test.ts
index a6c4af88da..217a76fd17 100644
--- a/packages/app-tests/sqlCompletion.test.ts
+++ b/packages/app-tests/sqlCompletion.test.ts
@@ -262,6 +262,46 @@ test("keeps explicit alias column suggestions scoped to the alias table", () =>
   );
 });
 
+test("does not show table names after an explicit alias qualifier", () => {
+  const sql = "select * from billing_owner b where b.";
+  const items = buildSqlCompletionItems(sql, sql.length, {
+    tables: [
+      { name: "base_gateway_expand", schema: "BU", type: "table" },
+      { name: "billing_owner", schema: "BU", type: "table" },
+    ],
+    columnsByTable: new Map(),
+  });
+
+  assert.deepEqual(items, []);
+});
+
+test("suggests columns after an explicit alias qualifier without leaking tables", () => {
+  const sql = "select * from billing_owner b where b.";
+  const items = buildSqlCompletionItems(sql, sql.length, {
+    tables: [
+      { name: "base_gateway_expand", schema: "BU", type: "table" },
+      { name: "billing_owner", schema: "BU", type: "table" },
+    ],
+    columnsByTable: new Map([
+      [
+        "BU.billing_owner",
+        [
+          { name: "owner_id", table: "billing_owner", schema: "BU", dataType: "number" },
+          { name: "owner_name", table: "billing_owner", schema: "BU", dataType: "varchar" },
+        ],
+      ],
+    ]),
+  });
+
+  assert.deepEqual(
+    items.map((item) => [item.label, item.type, item.detail]),
+    [
+      ["owner_id", "column", "BU.billing_owner  [number]"],
+      ["owner_name", "column", "BU.billing_owner  [varchar]"],
+    ],
+  );
+});
+
 test("shows column comments in WHERE field completions", () => {
   const sql = "select * from public.orders where st";
   const items = buildSqlCompletionItems(sql, sql.length, {