Database area

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This chapter describes the features of objects corresponding to databases.

Database	A database object represents a connection between Instant Developer and a physical database that already exists on a server or in a physical file.
Database table	A table contains a set of objects of the same type stored in the database or managed in memory
Database field	A field in a table represents an attribute, or property, of the objects contained in the table
Check constraint	The check constraint object represents a check at the table level that must be performed when data in the table is inserted or modified
Index	An index provides a way to rapidly access the data in a table
Index field	Represents one of the fields making up the index key, used for rapid access to data
Foreign key	A foreign key object represents a relationship between two tables, and a relationship between the two types of objects they contain
Trigger	The trigger object represents a procedure executed by the database server when there is a change to the data in the table to which the trigger belongs

Changed on: 23/06/2021 / From version: 8.5.3800