CREATE TABLE accelerator_compatible_browser (accelerator_id NUMBER, browser_id NUMBER, compatible_since_year NUMBER)
CREATE TABLE browser (id NUMBER, name CLOB, market_share NUMBER)
CREATE TABLE web_client_accelerator (id NUMBER, name CLOB, operating_system CLOB, client CLOB, connection CLOB)

What are the ids and names of the web accelerators that are compatible with two or more browsers?
SELECT T1.id, T1.name FROM web_client_accelerator AS T1 JOIN accelerator_compatible_browser AS T2 ON T2.accelerator_id = T1.id GROUP BY T1.id HAVING COUNT(*) >= 2
SELECT "T1"."id", "T1"."name" FROM "web_client_accelerator" "T1" JOIN "accelerator_compatible_browser" "T2" ON "T1"."id" = "T2"."accelerator_id" GROUP BY "T1"."id" HAVING COUNT(*) >= 2