sequelize migration add column foreign key

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showing results for - "sequelize migration add column foreign key"
Annalise
03 Aug 2017
1queryInterface.addConstraint('table_name', {
2  fields: ['column_name'],
3  type: 'foreign key',
4  name: 'custom_fkey_constraint_name', // optional
5  references: {
6    table: 'target_table_name',
7    field: 'target_column_name'
8  },
9  onDelete: 'cascade',
10  onUpdate: 'cascade'
11});
source
Giuseppe
02 Nov 2019
1module.exports = {
2    up: (queryInterface, Sequelize) => {
3        return queryInterface.sequelize.transaction((t) => {
4            return Promise.all([
5                queryInterface.addColumn('table_name', 'field_one_name', {
6                    type: Sequelize.STRING
7                }, { transaction: t }),
8                queryInterface.addColumn('table_name', 'field_two_name', {
9                    type: Sequelize.STRING,
10                }, { transaction: t })
11            ])
12        })
13    },
14
15    down: (queryInterface, Sequelize) => {
16        return queryInterface.sequelize.transaction((t) => {
17            return Promise.all([
18                queryInterface.removeColumn('table_name', 'field_one_name', { transaction: t }),
19                queryInterface.removeColumn('table_name', 'field_two_name', { transaction: t })
20            ])
21        })
22    }
23};
24
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