package sql_test

import (
	"context"
	"database/sql"
	"fmt"
	"log"
	"strings"
	"time"
)

var (
	ctx context.Context
	db  *sql.DB
)

func ExampleDB_QueryContext() {
	age := 27
	rows, err := db.QueryContext(ctx, "SELECT name FROM users WHERE age=?", age)
	if err != nil {
		log.Fatal(err)
	}
	defer rows.Close()
	names := make([]string, 0)

	for rows.Next() {