Running as root gives insufficient permissions

[denis-cto]

    -- PDOException code: 42501
    -- File: /root/FromMySqlToPostgreSql-master/migration/FromMySqlToPostgreSql/FromMySqlToPostgreSql.php
    -- Line: 791
    -- Message: SQLSTATE[42501]: Insufficient privilege: 7 ERROR:  could not open file "/root/FromMySqlToPostgreSql-master/temporary_directory/allactions0.csv" for reading: Permission denied
    -- SQL: COPY "arierra"."allactions" FROM '/root/FromMySqlToPostgreSql-master/temporary_directory/allactions0.csv' DELIMITER ',' CSV;

Script was downloaded by root and is running by root.

[AnatolyUss]

Hi,
In your connection string to PostgreSQL you should be a superuser (usually "postgres").
For more info:
https://wiki.postgresql.org/wiki/COPY
http://www.postgresql.org/docs/current/static/app-createuser.html
http://www.postgresql.org/docs/current/static/sql-alteruser.html