js> var s = "abc"; abc js> s = new String(s); abc js> s == new String("abc"); false js> typeof s object js> s instanceof String true js> s = s.toString(); abc js> typeof s string js> s == "abc"; true js> s = new java.lang.String("abc"); ab…

I read http://lucille.atso-net.jp/blog/?p=496 and found the LLVM for the first time. These days I'm thinking about runtime optimization of PL language in the RDBMS. Although the SQL and 2-dimensional table structure is highly sophisticated…