Error 1821: Failed to add the foreign key constraint. Missing index for constraint in the foreign ta

Error Code	SQLSTATE	Error	Description
1821	HY000	ER_FK_NO_INDEX_CHILD	Failed to add the foreign key constraint. Missing index for constraint '%s' in the foreign table '%s'

Possible Causes and Solutions

This article doesn't currently contain any content. You can help!

_{This page is licensed: CC BY-SA / Gnu FDL}