| SQL Dates | |
| Date | Event |
| 1970 | Codd defines the relational model |
| 1974 | IBM’s System /R project begins |
| 1979 | Oracle ships first commercial RDBMS |
| 1981 | Relational Technology Corp ships Ingres |
| 1981 | IBM announces SQL/DS |
| 1982 | ANSI forms SQL standards committee |
| 1983 | IBM announces DB2 |
| 1986 | ANSI SQL-86 standard ratified |
| 1986 | Sybase Corp ships RDBMS with performance suitable for OLTP (on-line transaction processing) |
| 1987 | ISO SQL standard ratified |
| 1988 | Ashton-Tate & Microsoft announce SQL Server for OS/2 |
| 1988 | IBM announces DB2 version 2 |
| 1989 | SQL database servers for OS/2 first become available |
| 1989 | ANSI SQL1 standard ratified |
| 1989 | SQL Access Group founded |
| 1992 | Microsoft publishes ODBC (open database connectivity) standard published |
| 1992 | SQL database servers for Novell NetWare first become available |
| 1992 | ANSI SQL2 standard ratified |
| 1993 | ODBC products first become available |
Leading SQL-Based DBMS Products |
|
| DBMS | Computer Systems |
| DB2 | IBM mainframes w/ MVS; IBM UNIX systems |
| SQL/DS | IBM mainframes w/ VM and DOS/VSE |
| Rdb/VMS | Digital VAX/VMS computers |
| Oracle | Mainframes, mini’s, servers, & PC’s |
| Ingres | Mini’s, servers, & PC’s |
| Sybase | Mini’s, servers, & PC LAN’s |
| Informix-SQL | UNIX-based mini’s, servers, & PC’s |
| SQL Server | OS/2 & Windows NT-based PC LAN’s |
| SQL Base | DOS and OS/2-based PC LAN’s |
Larry Newcomer (Updated January 06, 2000 )