1.1 Title:Combined effects of cold and acid on dual-species biofilms of Pseudomonas fluorescens and Listeria monocytogenes under simulated chilled beef processing conditions
1.2 分区/影响因子:Q1/5.3
1.3 作者:Zhou Guanghui…
hive substr用法
substr(string A, int start, int len) 其中start大於0,表示從前往后取數據,start小於0,表示從後往前取數據 if(matnr like 0000000000%, substring(matnr, -8), matnr) matnr,取倒數8個數 if(matnr like 0000000000%, subs…