-
Notifications
You must be signed in to change notification settings - Fork 0
/
test.go
64 lines (54 loc) · 1.19 KB
/
test.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
package main
import (
"database/sql"
"fmt"
"strconv"
"sync"
_ "github.com/go-sql-driver/mysql"
)
func main() {
db, err := sql.Open("mysql", "root:@tcp(127.0.0.1:4000)/test")
if err != nil {
panic(err.Error())
}
defer db.Close()
_, err = db.Query("drop database if exists test_sql")
if err != nil {
panic(err.Error())
}
_, err = db.Query("create database test_sql")
if err != nil {
panic(err.Error())
}
_, err = db.Query("create table test_sql.test(a int, b varchar(255))")
if err != nil {
panic(err.Error())
}
_, err = db.Query("insert into test_sql.test values( ?, ? )", 1024, "1024")
if err != nil {
panic(err.Error())
}
// test Null
_, err = db.Query("insert into test_sql.test values( ?, ? )", nil, nil)
if err != nil {
panic(err.Error())
}
var wg sync.WaitGroup
for i := 0; i < 5; i++ {
wg.Add(1)
go func(v int) {
// use COM_STMT_**
_, err = db.Query("insert into test_sql.test values( ?, ? )", v, strconv.Itoa(v))
if err != nil {
panic(err.Error())
}
// use COM_QUERY
_, err = db.Query(fmt.Sprintf("insert into test_sql.test values( %v, '%v' )", v, v))
if err != nil {
panic(err.Error())
}
wg.Done()
}(i)
}
wg.Wait()
}