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 Obama is most famous for being the first African American President of the United States. Growing Up. Barack grew up in the state of Hawaii as well as Jakarta, a city in Indonesia. His mother, Stanley Ann Dunham, was from Kansas while his father, Barack Obama, Sr., was born in Kenya, Africa. After his parents were divorced, his mother married a man from Indonesia and the family moved to Indonesia for a time.