exports.up = function (knex) {
    return knex.schema
        .alterTable("stat_daily", function (table) {
            table
                .float("ping_min")
                .notNullable()
                .defaultTo(0)
                .comment("Minimum ping during this period in milliseconds");
            table
                .float("ping_max")
                .notNullable()
                .defaultTo(0)
                .comment("Maximum ping during this period in milliseconds");
        })
        .alterTable("stat_minutely", function (table) {
            table
                .float("ping_min")
                .notNullable()
                .defaultTo(0)
                .comment("Minimum ping during this period in milliseconds");
            table
                .float("ping_max")
                .notNullable()
                .defaultTo(0)
                .comment("Maximum ping during this period in milliseconds");
        });
};

exports.down = function (knex) {
    return knex.schema
        .alterTable("stat_daily", function (table) {
            table.dropColumn("ping_min");
            table.dropColumn("ping_max");
        })
        .alterTable("stat_minutely", function (table) {
            table.dropColumn("ping_min");
            table.dropColumn("ping_max");
        });
};