cake:tldr:af396

The command you provided is a CakePHP CLI command that builds the schema cache for a database connection.

Here's a breakdown of the command:

• cake: It is the command to run CakePHP console commands.
• schema_cache: It is the specific CakePHP command used to build the schema cache.
• build: It is the subcommand of schema_cache command that instructs to build the schema cache.
• --connection ${connection}: It is an option for specifying the database connection to use when building the schema cache. ${connection} is a placeholder for the actual name of the database connection. You need to replace ${connection} with the name of the connection you want to build the schema cache for.

In summary, this command is used to build the schema cache for a specified database connection in a CakePHP application. The schema cache improves the performance of database schema queries by caching the database schema information.