[Overview][Constants][Types][Classes][Procedures and functions][Variables][Index] | Reference for unit 'SQLDB' (#fcl)

# TSQLSequenceApplyEvent

When to fetch a new sequence number

## Declaration

Source position: sqldb.pp line 447

`type TSQLSequenceApplyEvent = (`
`saeOnNewRecord,` |  | Fetch an ID when a new record is appended to a dataset
`saeOnPost` |  | Fetch an ID when a new record is posted in the dataset
`);`

## Description

TSQLSequenceApplyEvent enumerates the moments when a new ID must be fetched for a sequence field.

## See also

TSQLSequence |  | Support for applying sequences to fields
TSQLConnection.GetSequenceNames |  | Return a list of sequence names
TSQLConnection.GetNextValue |  | Get next value for a sequence

Documentation generated on: May 14 2021