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SolrClient::request	SolrClient::setResponseWriter

SolrClient	Last updated: Mon, 26 Oct 2026

SolrClient::rollback

(PECL solr >= 0.9.2)

SolrClient::rollback — Rollbacks all add/deletes made to the index since the last commit

Description

public function SolrClient::rollback(): SolrUpdateResponse

Rollbacks all add/deletes made to the index since the last commit. It neither calls any event listeners nor creates a new searcher.

Parameters

This function has no parameters.

Return Values

Returns a SolrUpdateResponse on success or throws a SolrClientException on failure.

See Also

SolrClient::commit() - Finalizes all add/deletes made to the index
SolrClient::optimize() - Defragments the index

SolrClient::request	SolrClient::setResponseWriter

SolrClient	Last updated: Mon, 26 Oct 2026