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- package mine
- import (
- "fmt"
- _ "github.com/bmizerany/pq"
- "database/sql"
- "testing"
- )
- func BenchmarkDriver(t *testing.B) {
- t.StopTimer()
- db, err := sql.Open("postgres", "user=pgdev dbname=db_dev password=password sslmode=disable")
- t.StartTimer()
- if err != nil {
- t.Fatal(err)
- }
- _, err = db.Exec("BEGIN")
- if err != nil {
- t.Fatal(err)
- }
- for i := 0; i < 100000; i++ {
- if i % 2 == 0 {
- _, err := db.Exec("INSERT INTO users (user_name, first_name, last_name) VALUES ('go', 'is', 'it')")
- if err != nil {
- t.Fatal(err)
- }
- } else {
- rows, err := db.Query("SELECT user_name, first_name, last_name from users LIMIT 50")
- if err != nil {
- t.Fatal(err)
- }
- for rows.Next() {
- if i == 3 {
- var user_name string
- var first_name string
- var last_name string
- err = rows.Scan(&user_name, &first_name, &last_name)
- fmt.Println(user_name, first_name, last_name)
- }
- }
- }
- }
- db.Exec("COMMIT")
- db.Close()
- }
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