table { width:80% !important;} The basic idea of complex datatypes is to store multiple values in a single column. So if you are working with a Hive database and you query a column, but then you notice “This value I need is trapped in a column among other values…” you just came across a complex a.k.a. nested datatype.
There are three types: arrays, maps and structs. First, you have to understand, which types are present.
