How to form an array of data obtained by fetch

RequestData () {

    let urllist = ["5s0","5s1","5s2","5s3","5s4"]
    for(let i = 0 ; i < urllist.length ; iPP){
    let URL = theme.leancloud+"api/client/getAppPhoto?photoName="+urllist[i];
    let map={
        method:"GET"
    }
    let privateHeaders = {
        "Content-Type":"application/json;charset=utf-8"
        }
        map.headers=privateHeaders
    fetch(URL,map).then(
        (res) => {
            res.json().then(
                (result)=>{
               if(result.status=="success"){
                  this.setState({
                    photo:result.message
                  })
               }else{
                this.setState({
                    photo:result.message
                  })
               }
               }
               )
        }
    ).catch(
        (error) => {
            console.log(error)
        }
    )
    }
}
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3b264-2b7b9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3b264-2b7b9.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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