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updated db migration

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kennethobsequio
2026-07-20 12:28:46 +08:00
parent a2c9936f79
commit d665897ef5
129 changed files with 574 additions and 1878 deletions
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database/migrations/20270101000047-create-unit-lessons.js
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'use strict';
module.exports = {
async up(queryInterface, Sequelize) {
await queryInterface.createTable('unit_lessons', {
unit_lesson_id: { type: Sequelize.BIGINT, primaryKey: true, autoIncrement: true },
unit_id: { type: Sequelize.BIGINT, allowNull: false, references: { model: 'units', key: 'unit_id' }, onDelete: 'CASCADE' },
lesson_id: { type: Sequelize.BIGINT, allowNull: false, references: { model: 'lessons', key: 'lesson_id' }, onDelete: 'CASCADE' },
order_index: { type: Sequelize.INTEGER, allowNull: false, defaultValue: 0 },
createdBy: { type: Sequelize.BIGINT, allowNull: true },
updatedBy: { type: Sequelize.BIGINT, allowNull: true },
createdAt: { type: Sequelize.DATE, allowNull: false, defaultValue: Sequelize.literal('CURRENT_TIMESTAMP') },
updatedAt: { type: Sequelize.DATE, allowNull: false, defaultValue: Sequelize.literal('CURRENT_TIMESTAMP') },
});
await queryInterface.addIndex('unit_lessons', { fields: ['unit_id', 'lesson_id'], unique: true, name: 'uq_unit_lessons_unit_lesson' });
await queryInterface.addIndex('unit_lessons', { fields: ['unit_id'], name: 'idx_unit_lessons_unit_id' });
await queryInterface.addIndex('unit_lessons', { fields: ['lesson_id'], name: 'idx_unit_lessons_lesson_id' });
await queryInterface.addIndex('unit_lessons', { fields: ['order_index'], name: 'idx_unit_lessons_order' });
},
async down(queryInterface) {
await queryInterface.dropTable('unit_lessons');
},
};