The Art of SQL.pdf

TheArtofSQLThereusedtobeatimewhenwhatisknowntodayas“InformationTechnology”orITwaslessglamorouslyknownas“ElectronicDataProcessing.”Andthetruthisthatforallthebuzzabouttrendytechniques,theprocessingofdataisstillatthecoreofoursys-tems—andallthemoreasthevolumeofdataundermanag