postgres

Jan 29, 2021

Changes in this version

+ type Postgres struct

+ func New(ctx context.Context, instance *sql.DB) (*Postgres, error)

+ func (p *Postgres) CommitRun() error

+ func (p *Postgres) CurrentState(ctx context.Context) (version int, previouslyRan, dirty bool, err error)

+ func (p *Postgres) EnsureVersionTable(ctx context.Context) (err error)

+ func (p *Postgres) Lock(ctx context.Context) error

+ func (p *Postgres) Rollback() error

+ func (p *Postgres) Run(ctx context.Context, migration io.Reader, version int) error

+ func (p *Postgres) StartRun(ctx context.Context) error

+ func (p *Postgres) TryLock(ctx context.Context) error

+ func (p *Postgres) TrySharedLock(ctx context.Context) error

+ func (p *Postgres) Unlock(ctx context.Context) error

+ func (p *Postgres) UnlockShared(ctx context.Context) error