IBM SQL/DS

{{Short description|Database access software}}

{{hatnote|SQL/DS redirects here}}

SQL/DS{{cite web |website=encyclopedia.com

|url=https://www.encyclopedia.com/computing/dictionaries-thesauruses-pictures-and-press-releases/sqlds

|title=SQL/DS}} (Structured Query Language/Data System),{{cite web

|url=http://www.vm.ibm.com/related/sql0612.html

|title=SQL/DS Version 3 Release 5|date=8 February 1999 }} released in 1981, was IBM's first commercial relational-database management system.{{cite book |isbn=978-3540483977 |date=13 Feb 2007

|title=Fundamentals of Relational Database Management Systems

|publisher=Springer

|author=S. Sumathi, S. Esakkirajan

|quote=The product was called SQL/DS (Structured Query Language/Data Store) and ran under the DOS/VSE operating system environment}} It implemented the SQL database-query language.

SQL/DS ran on the DOS/VSE and VM/CMS operating systems.{{cite journal

|journal=IEEE Annals of the History of Computing

|url=https://dl.acm.org/doi/abs/10.1109/MAHC.2013.28

|title=SQL/DS: IBM's First RDBMS

|author=Hershel Harris |year=2013|volume=35

|issue=2

|pages=69–71

|doi=10.1109/MAHC.2013.28

|s2cid=28190519

|url-access=subscription}} A little later, IBM also introduced Db2, another SQL-based DBMS, this one for the MVS operating system. The two products have coexisted since then; however, SQL/DS was rebranded as "DB2 for VM and VSE" in the late 1990s.{{cite web

|url=https://www.columbia.edu/sec/acis/db2/db2c0/db2c026.htm

|title=DB2 Connect User's Guide}}