db

Documentation

Overview

Package db manages the DB part of the kjudge package.

Index

• type DB
  • func New(filename string) (*DB, error)
• type DBContext

Types

type DB

type DB struct {
	*sqlx.DB

	PersistentConn *sqlite3.SQLiteConn
}

DB is an implementation of the underlying DB.

func New

func New(filename string) (*DB, error)

New creates a new DB object from the given filename.

type DBContext

type DBContext interface {
	// Get binds a single row into a struct.
	Get(result interface{}, query string, args ...interface{}) error
	// Select binds rows into an array of structs.
	Select(results interface{}, query string, args ...interface{}) error
	// Exec executes a query.
	Exec(query string, args ...interface{}) (sql.Result, error)
}

DBContext defines a slim common interface between Db and Tx.