typeorm

Typeorm when trying to run migrations: Missing required argument: dataSource

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TypeOrm removed ormconfig.json support in version 0.3.0. You should use new syntax – create ormconfig.ts and specify options for you database, for example: export const connectionSource = new DataSource({ migrationsTableName: ‘migrations’, type: ‘postgres’, host: ‘localhost’, port: 5432, username: ‘user’, password: ‘pass’, database: ‘somehealthchecker’, logging: false, synchronize: false, name: ‘default’, entities: [‘src/**/**.entity{.ts,.js}’], migrations: [‘src/migrations/**/*{.ts,.js}’], subscribers: [‘src/subscriber/**/*{.ts,.js}’], … Read more

TypeORM does not create tables, columns etc

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Even though the previous answers are acceptable for development environment, they are wrong for production. What you are looking for are migrations. Migrations are executed when connection is established and are recorded – no migration will run more than once. TypeORM also provides CLI which allows you to generate migrations (read more here), making it … Read more

QueryFailedError: the column “price” contain null values – TypeORM – PostgreSQL

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I had a similar issue, and I reported it at the bottom of this thread. You probably have synchronize: true on your ORM configuration. Because of this, every time you run your app Typeorm tries to create the tables. If you have data in your DB, it throws that misleading error. From here: synchronize – … Read more

TypeORM: What’s difference between @Unique decorator and { unique: true } in column options?

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As written in the docs @Unique can only be applied to entire entities, not to a single column. For readability, I prefer for simple constraints @Column({ unique: true }) because it sits just on top of the affected variable name. Another advantage of the @Unique syntax is the multi-column constraint ability. You can define multiple … Read more

How can I create columns with type Date and type DateTime in nestjs with typeORM?

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You can see the docs here that explains the @Column decorator. In @Column there is an option called type -> here is where you specify which type of date you want to store for that specific column. More on column types here. For example (using PostgreSQL): @Column({ type: ‘date’ }) date_only: string; @Column({ type: ‘timestamptz’ … Read more

How to specify ormconfig.ts for TypeORM?

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Hey i up this conversation since i can propose you a solution. You can put the following line in your package.json file: “typeorm”: “ts-node -r tsconfig-paths/register ./node_modules/typeorm/cli.js –config server/environments/database.ts”, And your ts config must export directly the config by doing that: export = { /* your config */ }; As you can see, you can … Read more

GraphQLError: Query root type must be provided

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All servers running with GraphQL must have at least one @Query() to be considered a valid GraphQL server. Without it, the apollo-server package will throw an exception and the server will fail to start. This can be as simple as @Resolver() export class FooResolver { @Query(() => String) sayHello(): string { return ‘Hello World!’; } … Read more