fix(oracle): support locked edits and OceanBase sources

apps/desktop/src/lib/__tests__/sql/editableQueryHiddenKeys.spec.ts

@@ -64,6 +64,18 @@ describe("editable query hidden primary keys", () => {
     });
   });
 
+  it("preserves an Oracle FOR UPDATE clause when appending a hidden row key", () => {
+    expect(
+      buildQueryWithHiddenPrimaryKeys({
+        sql: "SELECT * FROM APP.USERS FOR UPDATE SKIP LOCKED",
+        databaseType: "oracle",
+        primaryKeys: ["__DBX_ROWID"],
+        existingResultNames: ["ID", "NAME"],
+        sourceExpressions: { __DBX_ROWID: "ROWIDTOCHAR(ROWID)" },
+      })?.sql,
+    ).toBe('SELECT USERS.*, ROWIDTOCHAR(ROWID) AS "__DBX_PK_0" FROM APP.USERS FOR UPDATE SKIP LOCKED');
+  });
+
   it("qualifies a bare Oracle wildcard when appending a hidden key", () => {
     expect(
       buildQueryWithHiddenPrimaryKeys({

apps/desktop/src/lib/__tests__/sql/semantic/model.spec.ts

@@ -80,6 +80,13 @@ describe("sqlSemanticModel baseline fixtures", () => {
     expect(model.cursorIntent).toEqual(expect.objectContaining({ kind: "alias_column", qualifierParts: ["b"] }));
   });
 
+  it("does not treat an Oracle FOR UPDATE clause as a table alias", () => {
+    const sql = "SELECT * FROM APP.USERS FOR UPDATE SKIP LOCKED";
+    const model = buildSqlSemanticModel(sql, sql.length, { databaseType: "oracle" });
+
+    expect(model.rowSources).toEqual([expect.objectContaining({ name: "USERS", qualifierParts: ["APP"], alias: undefined })]);
+  });
+
   it("consumes correlation column lists before parsing later comma-separated sources", () => {
     const { sql, cursor } = sqlFixtureCursor("SELECT * FROM table_a a(id), table_b b, table_c c WHERE c.|");
     const model = buildSqlSemanticModel(sql, cursor, { databaseType: "postgres" });