func main() {
// Create new instance
db := mysql.New()
// Enable logging
db.Logging = true
// Connect to database
db.Connect("localhost", "root", "", "gotesting", "/tmp/mysql.sock")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Repeat query forever
for {
res, _ := db.Query("select * from test1")
// On error reconnect to the server
if res == nil {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
done := make(chan int)
go reconnect(db, done)
<-done
}
// Sleep for 0.5 seconds
time.Sleep(500000000)
}
}
func initDatabase() bool {
// Create new instance
g_db = mysql.New()
// Enable logging
g_db.Logging = true
// Fetch database info from conf file
dbHost, _ := g_config.GetString("database", "host")
dbUser, _ := g_config.GetString("database", "user")
dbPass, _ := g_config.GetString("database", "pass")
dbData, _ := g_config.GetString("database", "db")
// Enable/Disable intern mysql logging system
g_db.Logging, _ = g_config.GetBool("database", "show_log")
// Connect to database
err := g_db.Connect(dbHost, dbUser, dbPass, dbData)
if err != nil {
g_logger.Printf("[Error] Could not connect to database: %v\n\r", err)
return false
}
return true
}
func main() {
flag.Parse()
if *dbhost == "" || *dbname == "" || *dbuser == "" {
flag.Usage()
os.Exit(1)
}
var err os.Error
var res *mysql.MySQLResult
var row map[string]interface{}
var key string
var value interface{}
// Create new instance
db := mysql.New()
// Enable logging
db.Logging = true
// Connect to database
if err = db.Connect(*dbhost, *dbuser, *dbpass, *dbname); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
defer db.Close()
// Use UTF8
if _, err = db.Query("SET NAMES utf8"); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
// Query database
if res, err = db.Query("SELECT * FROM test1 LIMIT 5"); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
for {
if row = res.FetchMap(); row == nil {
break
}
for key, value = range row {
fmt.Printf("%s:%v\n", key, value)
}
}
}
func main() {
// Create new instance
db := mysql.New()
// Enable logging
db.Logging = false
// Connect to database
db.Connect("localhost", "root", "", "gotesting", "/tmp/mysql.sock")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Use UTF8
db.Query("SET NAMES utf8")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Initialise statement
stmt, _ := db.InitStmt()
// Prepare statement
stmt.Prepare("SELECT * FROM test1 WHERE id > ? AND id < ?")
if stmt.Errno != 0 {
fmt.Printf("Error #%d %s\n", stmt.Errno, stmt.Error)
os.Exit(1)
}
// Bind params
stmt.BindParams(1, 5)
// Execute statement
res, _ := stmt.Execute()
if stmt.Errno != 0 {
fmt.Printf("Error #%d %s\n", stmt.Errno, stmt.Error)
os.Exit(1)
}
// Display results
var row map[string]interface{}
for {
row = res.FetchMap()
if row == nil {
break
}
for key, value := range row {
fmt.Printf("%s:%v\n", key, value)
}
}
// Close statement
stmt.Close()
// Close connection
db.Close()
}
func main() {
// Create new instance
db := mysql.New()
// Enable logging
db.Logging = false
// Connect to database
db.Connect("localhost", "root", "", "gotesting", "/tmp/mysql.sock")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Use UTF8
db.Query("SET NAMES utf8")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Query database
res, _ := db.Query("SELECT fname, lname FROM test1 LIMIT 5")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
defer db.Close()
// Display results
var row map[string]interface{}
for {
row = res.FetchMap()
if row == nil {
break
}
// for _, value := range row {
// fmt.Printf("%v", value)
// }
fmt.Printf("%s %s\n", row["fname"], row["lname"])
}
// Close connection
}
func main() {
// Create new instance
db := mysql.New()
// Enable logging
db.Logging = true
// Connect to database
db.Connect("localhost", "root", "********", "gotesting")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Use UTF8
db.Query("SET NAMES utf8")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Query database
res := db.Query("SELECT * FROM test1 LIMIT 5")
if db.Errno != 0 {
fmt.Printf("Error #%d %s\n", db.Errno, db.Error)
os.Exit(1)
}
// Display results
var row map[string]interface{}
for {
row = res.FetchMap()
if row == nil {
break
}
for key, value := range row {
fmt.Printf("%s:%v\n", key, value)
}
}
// Close connection
db.Close()
}
func main() {
flag.Parse()
if *dbhost == "" || *dbname == "" || *dbuser == "" {
flag.Usage()
os.Exit(1)
}
var err os.Error
// Create new instance
db := mysql.New()
// Connect to database
if err = db.Connect(*dbhost, *dbuser, *dbpass, *dbname); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
// Ensure connection is closed on exit.
defer db.Close()
done := make(chan bool)
// Repeat query forever
for {
if _, err = db.Query("SELECT * FROM test1 LIMIT 5"); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
go reconnect(db, done)
<-done
}
// Sleep for 0.5 seconds
time.Sleep(5e8)
}
}
func getMysql() (db *mysql.MySQL) {
db = mysql.New()
db.Connect("sql-s1", "cobi", MySQLPassword, "enwiki_p")
return db
}
func main() {
flag.Parse()
if *dbhost == "" || *dbname == "" || *dbuser == "" {
flag.Usage()
os.Exit(1)
}
var err os.Error
var res *mysql.MySQLResult
var row map[string]interface{}
var key string
var value interface{}
var stmt *mysql.MySQLStatement
// Create new instance
db := mysql.New()
// Connect to database
if err = db.Connect(*dbhost, *dbuser, *dbpass, *dbname); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
os.Exit(1)
}
// Ensure connection is closed on exit.
defer db.Close()
// Use UTF8
if _, err = db.Query("SET NAMES utf8"); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
// Initialise statement
if stmt, err = db.InitStmt(); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
// Prepare statement
if err = stmt.Prepare("SELECT * FROM test1 WHERE id > ? AND id < ?"); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
// Bind params
stmt.BindParams(1, 5)
// Execute statement
if res, err = stmt.Execute(); err != nil {
fmt.Fprintf(os.Stderr, "%v\n", err)
return
}
defer stmt.Close()
// Display results
for {
if row = res.FetchMap(); row == nil {
break
}
for key, value = range row {
fmt.Printf("%s:%v\n", key, value)
}
}
}