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Event triggered before the dataset is opened.
Source position: db.pas line 1691
public property TDataSet.BeforeOpen : TDataSetNotifyEvent |
BeforeOpen is triggered before the dataset is opened. No actions have been performed yet when this event is called, and the dataset is still in dsInactive state. It can be used to set parameters and options that influence the opening process. If an exception is raised during the event handler, the dataset remains closed.
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Event triggered after the dataset is opened. |
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Current operational state of the dataset |