wikimedia / mediawiki

		$catBatches = array_chunk( $cats, $batchSize );

		foreach ( $catBatches as $catBatch ) {

			$this->page->updateCategoryCounts( [], $catBatch, $id );

			if ( count( $catBatches ) > 1 ) {

				$lbFactory->commitAndWaitForReplication(

					__METHOD__, $this->ticket, [ 'wiki' => $dbw->getWikiID() ]

				);

			}

		}

		// Refresh the category table entry if it seems to have no pages. Check

			$rcIdBatches = array_chunk( array_merge( $rcIdsForTitle, $rcIdsForPage ), $batchSize );

			foreach ( $rcIdBatches as $rcIdBatch ) {

				$dbw->delete( 'recentchanges', [ 'rc_id' => $rcIdBatch ], __METHOD__ );

				if ( count( $rcIdBatches ) > 1 ) {

					$lbFactory->commitAndWaitForReplication(

						__METHOD__, $this->ticket, [ 'wiki' => $dbw->getWikiID() ]

					);

				}

			}

		}