hi Fengdong Yu: I want to use sqlContext.read.format('jdbc').options( ... ).load() but this function only load a table so i want to know through some operations load multiple tables?
> 在 2015年12月2日,16:28,Fengdong Yu <fengdo...@everstring.com> 写道: > > It cannot read multiple tables, > > but if your tables have the same columns, you can read them one by one, then > unionAll them, such as: > > val df1 = sqlContext.table(“table1”) > val df2 = sqlContext.table(“table2”) > > val df = df1.unionAll(df2) > > > > > >> On Dec 2, 2015, at 4:06 PM, censj <ce...@lotuseed.com >> <mailto:ce...@lotuseed.com>> wrote: >> >> Dear all, >> Can you tell me how did get past SQLContext load function read multiple >> tables? >