dbcon

package module

v1.1.1 Latest Latest Go to latest Published: Jul 5, 2020 License: MIT Imports: 6 Imported by: 1

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Package to manage DBs connection with singleton pattern

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const Postgres = "postgres"

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var ErrExpectedOneRow = errors.New("expected 1 row")

ErrExpectedOneRow is used for indicate that expected 1 row

func Close()

Close pool connection

func ExecAffectingOneRow(stmt *sql.Stmt, args ...interface{}) error

func FloatToNull(i float64) sql.NullFloat64

FloatToNull returns nil if date has zero value

func GetConnection() *sql.DB

GetConnection return an unique instance of sql.DB

func GetPsqlConnection(config DBConfig) error

func IntToNull(i int64) sql.NullInt64

IntToNull returns nil if date has zero value

func ParseDateToTime(s string) pq.NullTime

ParseDateToTime returns nil if date has zero value

func StringToNull(s string) sql.NullString

StringToNull returns nil if date has zero value

func TimeToNull(t time.Time) pq.NullTime

TimeToNull returns nil if date has zero value

type DBConfig struct {
	Driver   string
	User     string
	Password string
	Server   string
	Port     uint
	DBName   string
	SSLMode  string
}

type RowScanner interface {
	Scan(dest ...interface{}) error
}