SearchByFK.sql

use INFORMATION_SCHEMA;
SELECT 
    TABLE_NAME,
    COLUMN_NAME,
    CONSTRAINT_NAME,
    REFERENCED_TABLE_NAME,
    REFERENCED_COLUMN_NAME
FROM
    KEY_COLUMN_USAGE
WHERE 
-- PESQUISAR PELO NOME DA FK
    CONSTRAINT_NAME LIKE "%pagamento%"
-- PESQUISAR PELA TABELA REFERENCIADA
-- REFERENCED_TABLE_NAME = 'nomeDaTabelaPai';