go-sqlite3/example/main.go

61 lines
1019 B
Go

package main
import (
"exp/sql"
"fmt"
"os"
_ "github.com/mattn/go-sqlite3"
)
func main() {
os.Remove("./foo.db")
db, err := sql.Open("sqlite3", "./foo.db")
if err != nil {
fmt.Println(err)
return
}
sqls := []string {
"create table foo (id integer not null primary key, name text)",
"delete from foo",
}
for _, sql := range(sqls) {
_, err = db.Exec(sql)
if err != nil {
fmt.Printf("%q: %s\n", err, sql)
return
}
}
stmt, err := db.Prepare("insert into foo(id, name) values(?, ?)")
if err != nil {
fmt.Println(err)
return
}
defer stmt.Close()
for i := 0; i < 100; i++ {
_, err = stmt.Exec(i, fmt.Sprintf("こんにちわ世界%03d", i))
if err != nil {
fmt.Println(err)
return
}
}
rows, err := db.Query("select id, name from foo")
if err != nil {
fmt.Println(err)
return
}
defer rows.Close()
for rows.Next() {
var id int
var name string
rows.Scan(&id, &name)
println(id, name)
}
}