sqlpar

Use sql to query parquet file

    ./sqlpar -file test.parquet

    >> select user_id, age from test_schema where age > 1 limit 2
    user_id  age
    abc      12
    def      33

    ./sqlpar -file test.parquet -sql 'select user_id, age from test_schema where age > 1 limit 2'
    user_id  age
    abc      12
    def      33