Go语言各数据类型默认值 例子描述
package main
import "fmt"func main(){var a intvar b float32c : truevar d boolvar e stringfmt.Println(a)fmt.Println(b)fmt.Println(c)fmt.Println(d)fmt.Println(e)
}注意:string类型的默认值为" " 总…
官网文档说明 ROW_NUMBER Syntax Description of the illustration row_number.gif See Also: "Analytic Functions" for information on syntax, semantics, and restrictions Purpose ROW_NUMBER is an analytic function. It assigns a unique number to each row…