postgres

Documentation

Index

• Constants
• Variables
• func WithInstance(instance *sql.DB, config *Config) (database.Driver, error)
• type Config
• type Postgres
  • func (p *Postgres) Close() error
  • func (p *Postgres) Drop() error
  • func (p *Postgres) Lock() error
  • func (p *Postgres) Open(url string) (database.Driver, error)
  • func (p *Postgres) Run(version int, migration io.Reader) error
  • func (p *Postgres) Unlock() error
  • func (p *Postgres) Version() (int, error)

Constants

const AdvisoryLockIdSalt uint = 1486364155

Variables

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

var MigrationsTable = "schema_migrations"

Functions

func WithInstance

func WithInstance(instance *sql.DB, config *Config) (database.Driver, error)

Types

type Config

type Config struct {
	DatabaseName string
}

type Postgres

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

func (*Postgres) Close

func (p *Postgres) Close() error

func (*Postgres) Drop

func (p *Postgres) Drop() error

func (*Postgres) Lock

func (p *Postgres) Lock() error

https://www.postgresql.org/docs/9.6/static/explicit-locking.html#ADVISORY-LOCKS

func (*Postgres) Open

func (p *Postgres) Open(url string) (database.Driver, error)

func (*Postgres) Run

func (p *Postgres) Run(version int, migration io.Reader) error

func (*Postgres) Unlock

func (p *Postgres) Unlock() error

func (*Postgres) Version

func (p *Postgres) Version() (int, error)