Help Center/ GaussDB/ Developer Guide(Distributed_V2.0-8.x)/ Application Development Guide/ Development Based on libpq/ libpq Interface Reference/ Functions for Canceling Query Processing/ PQfreeCancel
Updated on 2025-08-19 GMT+08:00
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PQfreeCancel

Function

Releases the data structure created by PQgetCancel.

Prototype

void PQfreeCancel(PGcancel * cancel);

Parameter

Table 1 PQfreeCancel parameter

Keyword

Parameter Description

cancel

Points to the object pointer that contains the cancel information.

Precautions

PQfreeCancel releases a data object previously created by PQgetCancel.