> [!HashGrowBatchesFinish] > <table><tr><td rowspan="4" width="25%"><img src="assets/wl_ipc_hashgrowbatchesfinish.png"></td><td><b>Wait Category</b></td><td>IPC</td></tr><tr><td><b>Mechanism</b></td><td><code>nodeHash.c</code></td></tr><tr><td><b>Operations</b></td><td><a href="Operations/Join/HashJoin">HashJoin</a></td></tr><tr><td><b>Resources</b></td><td><a href="Resources/RAM">Memory</a>, <a href="Resources/CPU">CPU</a></td></tr><tr><td colspan="3"><b>Structural Re-organization Barrier</b>. After the rows have been re-partitioned, the metadata describing the join's state must be updated and "locked in" before workers can resume processing.</td></tr></table>