Help Center/ GaussDB/ Developer Guide(Distributed_V2.0-2.x)/ Application Development Guide/ Development Based on libpq/ libpq API Reference/ Functions for Canceling Queries in Progress/ PQfreeCancel
Updated on 2025-08-19 GMT+08:00
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PQfreeCancel

Description

Releases the data structure created by PQgetCancel.

Prototype

void PQfreeCancel(PGcancel *cancel);

Parameter

Table 1 PQfreeCancel parameter

Keyword

Description

cancel

Points to the object pointer that contains the cancel information.

Precautions

PQfreeCancel releases a data object previously created by PQgetCancel.

Example

For details, see Example.