how to add foreign key in sequelize without adding relation code example
Example 1: sequelize migration add column foreign key
queryInterface.addConstraint('table_name', {
fields: ['column_name'],
type: 'foreign key',
name: 'custom_fkey_constraint_name',
references: {
table: 'target_table_name',
field: 'target_column_name'
},
onDelete: 'cascade',
onUpdate: 'cascade'
});
Example 2: ignore foreign key constraint in sequelize
UnhandledPromiseRejectionWarning: SequelizeForeignKeyConstraintError: insert or update on table "approvers" violates foreign key constraint