sql

package

v1.1.6 Latest Latest Go to latest Published: May 26, 2022 License: Apache-2.0 Imports: 8 Imported by: 0

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github.com/subscan-explorer/subscan-common

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Documentation ¶

Index ¶

Variables
type Config
type DB
- func NewMySQL(c *Config) (db *DB)
- func Open(c *Config) (*DB, error)

Constants ¶

This section is empty.

Variables ¶

View Source

var (
	ErrNoMaster = errors.New("sql: no master instance")
)

Functions ¶

This section is empty.

Types ¶

type Config ¶

type Config struct {
	DSN         string         // write data source name.
	ReadDSN     []string       // read data source name.
	Active      int            // pool
	Idle        int            // pool
	IdleTimeout xtime.Duration // connect max life time.
}

type DB ¶

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

DB database.

func NewMySQL ¶

func NewMySQL(c *Config) (db *DB)

NewMySQL new db instance .

func Open ¶

func Open(c *Config) (*DB, error)

Open create a mysql databse .

func (*DB) Begin ¶

func (db *DB) Begin(ctx context.Context, opts *xsql.TxOptions) (*xsql.Tx, error)

Begin is wrap mysql BeginTx

func (*DB) Close ¶

func (db *DB) Close() (err error)

Close closes the write and read database, releasing any open resources.

func (*DB) Exec ¶

func (db *DB) Exec(ctx context.Context, query string, args ...interface{}) (sql.Result, error)

Exec is wrap mysql ExecContext

func (*DB) Master ¶

func (db *DB) Master() *DB

Master is mysql master instance

func (*DB) Qurey ¶

func (db *DB) Qurey(ctx context.Context, query string, args ...interface{}) (rows *sql.Rows, err error)

Qurey is wrap mysql QueryContext

func (*DB) QureyRow ¶

func (db *DB) QureyRow(ctx context.Context, query string, args ...interface{}) *sql.Row

QureyRow is wrap mysql QueryRowContext

func (*DB) WriteConn ¶ added in v1.0.6

func (db *DB) WriteConn() *sql.DB

Source Files ¶

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