Original: Compared to SQL , however , it is more complex but less powerfulSee the Introduction ( p. 4 ) of '' expert one-on-one : J2EE Desing and Development '' , ( c ) 2002 wrox press .
Simplified: It is more complex but less powerful than SQLSee the Introduction ( p. 4 ) of '' expert one-on-one : J2EE Desing and Development '' , ( c ) 2002 wrox press .