连接到Postgresql微型机

Question

我想连接到mikro-orm上的Postgresql数据库

使用mikro-orm迁移:创建但出错

TypeError: Reduce of empty array with no initial value
    at Array.reduce (<anonymous>)
    at SchemaBuilder.Target.toQuery (D:\Lesson\full-stack\node_modules\knex\lib\interface.js:14:8)
    at SchemaGenerator.dump (D:\Lesson\full-stack\node_modules\@mikro-orm\knex\schema\SchemaGenerator.js:485:29)
    at SchemaGenerator.getUpdateTableFKsSQL (D:\Lesson\full-stack\node_modules\@mikro-orm\knex\schema\SchemaGenerator.js:132:25)
    at SchemaGenerator.getUpdateSchemaSQL (D:\Lesson\full-stack\node_modules\@mikro-orm\knex\schema\SchemaGenerator.js:88:25)
    at processTicksAndRejections (internal/process/task_queues.js:93:5)
    at Migrator.getSchemaDiff (D:\Lesson\full-stack\node_modules\@mikro-orm\migrations\Migrator.js:163:26)
    at Migrator.createMigration (D:\Lesson\full-stack\node_modules\@mikro-orm\migrations\Migrator.js:60:22)
    at Function.handleCreateCommand (D:\Lesson\full-stack\node_modules\@mikro-orm\cli\commands\MigrationCommandFactory.js:111:21)
    at Function.handleMigrationCommand (D:\Lesson\full-stack\node_modules\@mikro-orm\cli\commands\MigrationCommandFactory.js:74:17)

Answer 1

这是最新版本的knex中的一个错误，如果你将其锁定到解析到0.21.6，它将会工作。

https://classic.yarnpkg.com/en/docs/selective-version-resolutions/