multi

package

v2.15.3 Latest Latest Go to latest Published: May 14, 2024 License: MIT Imports: 7 Imported by: 0

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var (
	ErrMissingWriter = errors.New("multi: missing writer driver")
	ErrClose         = errors.New("multi: close has errors")
)

This section is empty.

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

func New(opts ...Option) (*Driver, error)

func (d *Driver) BeginTx(ctx context.Context, opts *sql.TxOptions) (dialect.Tx, error)

func (d *Driver) Close() error

func (d *Driver) Dialect() string

func (d *Driver) Exec(ctx context.Context, query string, args, v any) error

func (d *Driver) Query(ctx context.Context, query string, args, v any) error

func (d *Driver) Tx(ctx context.Context) (dialect.Tx, error)

type Option func(*Driver)

func WithPolicy(p Policy) Option

func WithReaders(r ...dialect.Driver) Option

func WithWriter(w dialect.Driver) Option

type Policy interface {
	Resolve([]dialect.Driver) dialect.Driver
}

func RandomPolicy() Policy

func RoundRobinPolicy() Policy

func StrictRoundRobinPolicy() Policy

type PolicyFunc func([]dialect.Driver) dialect.Driver

func (f PolicyFunc) Resolve(drivers []dialect.Driver) dialect.Driver