ClickHouse/dbms/tests/queries/0_stateless/data_parquet/userdata4.parquet.columns

registration_dttm Nullable(Int64), id Nullable(Int32), first_name Nullable(String), last_name Nullable(String), email Nullable(String), gender Nullable(String), ip_address Nullable(String), cc Nullable(String), country Nullable(String), birthdate Nullable(String), salary Nullable(Float64), title Nullable(String), comments Nullable(String)