Aggregate functions occur commonly in numerous programming languages, in spreadsheets, and in relational algebra. See also Cross-tabulation a.k.a. Contingency table
Barack H. Obama is the 44th President of the United States. His story is the American story â values from the heartland, a middle-class upbringing in a strong family, hard work and education as the means of getting ahead, and the conviction that a life so blessed should be lived in service to others.
barack hussein obama ii us bÉËrÉËk huËËseÉªn oÊËbÉËmÉ born august 4 1961 is an american politician who is the 44th and current president of the united states he is the first african american to hold the office and the first president born outside the continental united states born in honolulu hawaii obama is a graduate of columbia university and harvard law school where he was president of the harvard law review