Here is top 10 examples of (RDMS) Relational database management systems. Oracle MySQL Microsoft SQL server PostgreSQL DB2 Microsoft access Sq Lite Sybase Tera data Fire bird (318)
1. Difference between varchar and varchar2 data types? Varchar can store upto 2000 bytes and varchar2 can store upto 4000 bytes. Varchar will occupy space for NULL values and Varchar2 Continue Reading »