postgresql

Documentation

Index

• Constants
• type Config
  • func (c Config) DataSourceNames() (snds []string)
  • func (Config) DriverName() string
  • func (Config) MasterQuery() string
  • func (Config) WhiteList(err error) bool
• type Host

Constants

const (
	// DriverName for postgres drivers
	DriverName = "postgres"
	// MasterQuery returns true when not in recovery (means node is master)
	MasterQuery = "select not pg_is_in_recovery();"
)

Types

type Config

type Config struct {
	Hosts []Host
	// Params are parsed as `k=v` and appended to the connection string
	Params map[string]string
}

Config for postgreSQL drivers

func (Config) DataSourceNames

func (c Config) DataSourceNames() (snds []string)

DataSourceNames implements driver.Configurator

func (Config) DriverName

func (Config) DriverName() string

DriverName returns the DriverName constant. Implements driver.Configurator

func (Config) MasterQuery

func (Config) MasterQuery() string

MasterQuery returns the MasterQuery constant. Implements driver.Configurator

func (Config) WhiteList

func (Config) WhiteList(err error) bool

WhiteList returns true if the passed error is not a connection on DB consistency error. It used pq error codes for checking

type Host

type Host struct {
	// IP address, hostname or socket location
	Addr string
	// TCP port
	Port uint16
}

Host network information