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 ÉµËbÉËmÉ/ ; born August 4, 1961) is the 44th and current President of the United States, and the first African American to hold the office.is mother, Stanley Ann Dunham, born in Wichita, Kansas, was of mostly English ancestry. His father, Barack Obama, Sr. , was a Luo from Nyangâoma Kogelo, Kenya. Obama's parents met in 1960 in a Russian language class at the University of HawaiÊ»i at MÄnoa, where his father was a foreign student on scholarship.