sqlbuildertest.go

//以下是SQL Builder...
type stmtOption interface{}
type stdOption struct{
  stmtOption
  params []string
}
type selectB stdOption
...
type joinB {
  stmtOption
  param map[string][]string
}
...

type SqlBuilder struct {
  opQueue []stmtOption //Javaer在此微笑
}

func (b *SqlBuilder) Select(xs ...string) *SqlBuilder {
  b.opQueue = append(b.opQueue, selectB{params: xs}) //来，都排好队，build时才一次过处理
}