../code/conceptPage.scroll id opp name O++ appeared 1989 tags pl lab Bell Labs country United States reference https://semanticscholar.org/paper/416373e9e968734385d1d7948d11edc90a9dc70c hopl https://hopl.info/showlanguage.prx?exp=3341 semanticScholar 1 year|title|doi|citations|influentialCitations|authors|paperId 1993|The O++ database programming language: implementation and experience|10.1109/ICDE.1993.344077|31|0|R. Agrawal and Shaul Dar and N. Gehani|9bf9ee2a0b3c7b6ee52f9d6f462d6093f42d4e7a