github.com/apache/beam/sdks/v2@v2.48.2/java/testing/tpcds/src/main/resources/schemas/customer.json (about) 1 {"schema": [ 2 {"name":"c_customer_sk","type":"identifier"}, 3 {"name":"c_customer_id","type":"char(16)"}, 4 {"name":"c_current_cdemo_sk","type":"identifier"}, 5 {"name":"c_current_hdemo_sk","type":"identifier"}, 6 {"name":"c_current_addr_sk","type":"identifier"}, 7 {"name":"c_first_shipto_date_sk","type":"identifier"}, 8 {"name":"c_first_sales_date_sk","type":"identifier"}, 9 {"name":"c_salutation","type":"char(10)"}, 10 {"name":"c_first_name","type":"char(20)"}, 11 {"name":"c_last_name","type":"char(30)"}, 12 {"name":"c_preferred_cust_flag","type":"char(1)"}, 13 {"name":"c_birth_day","type":"integer"}, 14 {"name":"c_birth_month","type":"integer"}, 15 {"name":"c_birth_year","type":"integer"}, 16 {"name":"c_birth_country","type":"varchar(20)"}, 17 {"name":"c_login","type":"char(13)"}, 18 {"name":"c_email_address","type":"char(50)"}, 19 {"name":"c_last_review_date_sk","type":"identifier"} 20 ]}