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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/20270101000046-create-course-units.js
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'use strict';
module.exports = {
async up(queryInterface, Sequelize) {
await queryInterface.createTable('course_units', {
course_unit_id: { type: Sequelize.BIGINT, primaryKey: true, autoIncrement: true },
course_id: { type: Sequelize.BIGINT, allowNull: false, references: { model: 'courses', key: 'course_id' }, onDelete: 'CASCADE' },
unit_id: { type: Sequelize.BIGINT, allowNull: false, references: { model: 'units', key: 'unit_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('course_units', { fields: ['course_id', 'unit_id'], unique: true, name: 'uq_course_units_course_unit' });
await queryInterface.addIndex('course_units', { fields: ['course_id'], name: 'idx_course_units_course_id' });
await queryInterface.addIndex('course_units', { fields: ['unit_id'], name: 'idx_course_units_unit_id' });
await queryInterface.addIndex('course_units', { fields: ['order_index'], name: 'idx_course_units_order' });
},
async down(queryInterface) {
await queryInterface.dropTable('course_units');
},
};