ocr: DB2'S UPHILL BATTLE FOR MARKET SHARE PCD DBMS Server DBMS Host DBMS 56% 48% 10% installed 8% 6% 6%0 Planned SOURCE: SENTRY MARKET RESEARCH, 1995 Losing Ground. DB2, dominant as the host DBMS among sites surveyed, looks to be losing ground therc, as well as on the server platform, where DB2 barcly has a toehold.