PQclear

Description

Releases the storage associated with PGresult. Any query result should be released by PQclear when it is no longer needed.

Prototype

void PQclear(PGresult* res);

Parameters

**Table 1** PQclear parameter
Keyword	Description
res	Object pointer that contains the query result.

Precautions

PGresult is not automatically released. That is, it does not disappear when a new query is submitted or even if you close the connection. To delete it, you must call PQclear. Otherwise, memory leakage occurs.

Parent topic: Database Statement Execution Functions

Previous topic: Database Statement Execution Functions

Next topic: PQexec

Feedback

Was this page helpful?

Helpful Not helpful

Provide feedback

Thank you very much for your feedback. We will continue working to improve the documentation.See the reply and handling status in My Cloud VOC.

The system is busy. Please try again later.

Which of the following issues have you encountered?

Content is inconsistent with the product UI

Unclear descriptions

Lack of examples or code

Incorrect steps

Can't find what I need

Lack of best practices

Feedback (optional)

0/500

Select at least one type of issue, and enter your comments or suggestions.

Enter a maximum of 500 characters.

Submit Cancel

For any further questions, feel free to contact us through the chatbot.

Chatbot