validate-existence

Use the eclipselink.validate-existence persistence property configures to specify if TopLink should verify an object's existence on persist().

Values

Table 5-92 describes this persistence property's values.

Table 5-92 Valid Values for validate-existence

Value	Description
`true`	TopLink verifies the object's existence.
`false`	(Default) TopLink assumes the object is new, if it is not in the persistence context.

Usage

TopLink will throw an error if a validated object is not in the persistence context.

Examples