plan

type Plan struct {
	// DriverName is the name of the sql driver.
	// Supported drivers:
	// - postgres : https://github.com/lib/pq
	// - pgx : https://github.com/jackc/pgx
	// - mymysql: https://github.com/ziutek/mymysql
	// - mysql: https://github.com/go-sql-driver/mysql
	DriverName string `yaml:"driver_name"`

	// DataSourceName is data source or connection string of the database
	// being tested
	DataSourceName string `yaml:"data_source_name"`

	// NumWorker is number of goroutines which executes the benchmarked queries.
	// It simulates number of concurrent queries in our system
	NumWorker int `yaml:"num_worker"`

	// MaxOpenConns define the maximum number of open connections to the database.
	// The benchmarker will call https://golang.org/pkg/database/sql/#DB.SetMaxOpenConns
	// with this field as the argument
	MaxOpenConns int `yaml:"max_open_conns"`

	// Queries is sequence of queries we want to test
	Queries []query.Query `yaml:"queries"`
}