项目结构更新

scripts/goroutine/connectPool/pool.go

@@ -0,0 +1,32 @@
+package connectPool
+
+import (
+	"database/sql"
+	"fmt"
+	_ "github.com/go-sql-driver/mysql"
+	goroutine2 "toutoukan/scripts/goroutine/connectPool/goroutine"
+)
+
+var db *sql.DB
+
+func ConnectPool(donetitle chan struct{}) {
+	dsn := "mayiming:Mydream5654my,@tcp(43.142.81.151:3306)/goLearn?charset-uft8mb4&parseTime=True"
+	db, _ = sql.Open("mysql", dsn)
+
+	err := db.Ping()
+	if err != nil {
+		panic(err)
+	}
+	fmt.Println("数据库连接成功")
+	for i := 0; i < 20; i++ {
+		go goroutine2.Datawrite(db, donetitle)
+	}
+	go goroutine2.Dataread(db, donetitle)
+}
+
+func DisconnectPool() {
+	err := db.Close()
+	if err != nil {
+		panic(err)
+	}
+}