const (
	LockStrategyAdvisory = "advisory"
	LockStrategyTable    = "table"
)

var (
	DefaultMigrationsTable       = "schema_migrations"
	DefaultMultiStatementMaxSize = 10 * 1 << 20 // 10 MB
	DefaultLockTable             = "schema_lock"
	DefaultLockStrategy          = LockStrategyAdvisory
)

var (
	ErrNilConfig      = fmt.Errorf("no config")
	ErrNoDatabaseName = fmt.Errorf("no database name")
	ErrNoSchema       = fmt.Errorf("no schema")
	ErrDatabaseDirty  = fmt.Errorf("database is dirty")
)

type Config struct {
	MigrationsTable string
	DatabaseName    string
	SchemaName      string
	LockTable       string
	LockStrategy    string

	StatementTimeout      time.Duration
	MigrationsTableQuoted bool
	MultiStatementEnabled bool
	MultiStatementMaxSize int
	// contains filtered or unexported fields
}

type Postgres struct {
	// contains filtered or unexported fields
}