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typeorm
TypeORM is a powerful command line tool that allows developers to work with databases using TypeScript. It is an Object-Relational Mapping (ORM) tool that enables easy communication between the application and the database. With TypeORM, developers can perform common database operations like inserting, updating, and deleting records in a user-friendly manner.
This tool supports various database management systems including MySQL, PostgreSQL, MariaDB, SQL Server, Oracle, SQLite, and MongoDB. It provides a consistent API for working with different databases, making it easier to switch between them without significant code changes.
Developers can use TypeORM's command line tool to generate code scaffolding, migrate database schemas, and seed initial data. It provides a set of intuitive commands that automate these tasks, saving developers time and effort.
TypeORM also offers advanced features such as entity relationships, data validation, and query builders. Developers can define relationships between entities and perform queries using a fluent API. They can also use decorators to define validation rules for entities.
The command line tool supports the use of decorators and annotations to define entities and their properties. This enables developers to write clean and maintainable code by separating the business logic from the database schema.
TypeORM's command line tool is highly configurable, allowing developers to customize various aspects of their database setup. They can configure connection options, naming strategies, logging, and much more.
Being built on top of TypeScript, TypeORM provides strong typing and static type checking. This ensures that developers catch errors at compile-time rather than runtime, improving code quality and reducing bugs.
TypeORM has a growing community and is actively maintained, ensuring that developers have access to support and regular updates. It is used by numerous companies and projects around the world, making it a reliable choice for working with databases in a TypeScript environment.
List of commands for typeorm:
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typeorm:tldr:0c1ce typeorm: Run all pending migrations.$ typeorm migration:runtry on your machineexplain this command
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typeorm:tldr:4ad70 typeorm: Display help for a subcommand.$ typeorm ${subcommand} --helptry on your machineexplain this command
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typeorm:tldr:5840d typeorm: Create an empty migration file.$ typeorm migration:create --name ${migration_name}try on your machineexplain this command
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typeorm:tldr:61162 typeorm: Create a migration file with the SQL statements to update the schema.$ typeorm migration:generate --name ${migration_name}try on your machineexplain this command
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typeorm:tldr:75b3d typeorm: Execute a specific SQL statement on the default connection.$ typeorm query ${sql_sentence}try on your machineexplain this command
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typeorm:tldr:8851e typeorm: Generate a new initial TypeORM project structure.$ typeorm inittry on your machineexplain this command
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typeorm:tldr:b484c typeorm: Create a new entity file in a specific directory.$ typeorm entity:create --name ${entity} --dir ${path-to-directory}try on your machineexplain this command
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typeorm:tldr:f5564 typeorm: Display the SQL statements to be executed by `typeorm schema:sync` on the default connection.$ typeorm schema:logtry on your machineexplain this command