How many channels are there in the Greater Tokyo area?
CREATE TABLE table_2638104_1 (channel VARCHAR, broadcast_area VARCHAR)
SELECT COUNT(channel) FROM table_2638104_1 WHERE broadcast_area = "Greater Tokyo"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_2638104_1 (channel VARCHAR, broadcast_area VARCHAR) Question: How many channels are there in the Greater Tokyo area? [/INST] SELECT COUNT(channel) FROM table_2638104_1 WHERE broadcast_area = "Greater Tokyo" </s>