protoc --go_out=. --go_opt=paths=source_relative --go-grpc_out=. --go-grpc_opt=paths=source_relative modelopr.proto
./presto --server localhost:9000 --execute " CREATE SCHEMA IF NOT EXISTS minio.dadatalake WITH (location = 's3a://dadatalake/');
CREATE TABLE IF NOT EXISTS minio.dadatalake.iris_parquet ( sepal_length DOUBLE, sepal_width DOUBLE, petal_length DOUBLE, petal_width DOUBLE, class VARCHAR ) WITH ( external_location = 's3a://dadatalake/iris_parquet', format = 'PARQUET' );"