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yourpart3/backend/migrations-archive/20251230000000-add-vocab-trainer-tables.cjs
Torsten Schulz (local) 1ab9407e79
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Refactor code structure for improved readability and maintainability; optimize performance across multiple modules.
2026-07-21 09:08:15 +02:00

62 lines
2.1 KiB
JavaScript
Executable File

/* eslint-disable */
'use strict';
module.exports = {
async up(queryInterface) {
// Sprache / Set, das geteilt werden kann
await queryInterface.sequelize.query(`
CREATE TABLE IF NOT EXISTS community.vocab_language (
id SERIAL PRIMARY KEY,
owner_user_id INTEGER NOT NULL,
name TEXT NOT NULL,
share_code TEXT NOT NULL,
created_at TIMESTAMP WITHOUT TIME ZONE NOT NULL DEFAULT NOW(),
CONSTRAINT vocab_language_owner_fk
FOREIGN KEY (owner_user_id)
REFERENCES community."user"(id)
ON DELETE CASCADE,
CONSTRAINT vocab_language_share_code_uniq UNIQUE (share_code)
);
`);
// Abos (Freunde)
await queryInterface.sequelize.query(`
CREATE TABLE IF NOT EXISTS community.vocab_language_subscription (
id SERIAL PRIMARY KEY,
user_id INTEGER NOT NULL,
language_id INTEGER NOT NULL,
created_at TIMESTAMP WITHOUT TIME ZONE NOT NULL DEFAULT NOW(),
CONSTRAINT vocab_language_subscription_user_fk
FOREIGN KEY (user_id)
REFERENCES community."user"(id)
ON DELETE CASCADE,
CONSTRAINT vocab_language_subscription_language_fk
FOREIGN KEY (language_id)
REFERENCES community.vocab_language(id)
ON DELETE CASCADE,
CONSTRAINT vocab_language_subscription_uniq UNIQUE (user_id, language_id)
);
`);
await queryInterface.sequelize.query(`
CREATE INDEX IF NOT EXISTS vocab_language_owner_idx
ON community.vocab_language(owner_user_id);
`);
await queryInterface.sequelize.query(`
CREATE INDEX IF NOT EXISTS vocab_language_subscription_user_idx
ON community.vocab_language_subscription(user_id);
`);
await queryInterface.sequelize.query(`
CREATE INDEX IF NOT EXISTS vocab_language_subscription_language_idx
ON community.vocab_language_subscription(language_id);
`);
},
async down(queryInterface) {
await queryInterface.sequelize.query(`DROP TABLE IF EXISTS community.vocab_language_subscription;`);
await queryInterface.sequelize.query(`DROP TABLE IF EXISTS community.vocab_language;`);
}
};