The soil should not be soaking wet. 5. When the calendula seedlings are about 3 inches (7.62 cm) high, thin them so that the remaining plants are 8 to 12 inches (20.32 to 30.48 cm) apart. 6. Apply a thin layer of compost to the calendula plants in midsummer.
Home : Software Terms : Relational Database Definition. Relational Database. A relational database is a database model that stores data in tables. The vast majority of databases used in modern applications are relational, so the terms database and relational database are often used synonymously.
Both a database and its DBMS conform to the principles of a particular database model. Database system refers collectively to the database model, database management system, and database.Physically, database servers are dedicated computers that hold the actual databases and run only the DBMS and related software. database is an organized collection of data. It is the collection of schemes, tables, queries, reports, views and other objects.