85 lines
2.5 KiB
Markdown
85 lines
2.5 KiB
Markdown
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# 数据库配置
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VN Trader目前支持以下四种数据库：
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* [SQLite](#sqlite)（默认）
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* [MySQL](#sqlmysqlpostgresql)
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* [PostgreSQL](#sqlmysqlpostgresql)
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* [MongoDB](#mongodb)
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如果需要配置数据库，请点击配置。然后按照各个数据库所需的字段填入相对应的值即可。
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---
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## SQLite
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需要填写以下字段：
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| 字段名 | 值 |
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--------- |---- |
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database.driver | sqlite |
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database.database | 数据库文件（相对于trader目录） |
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SQLite的例子：
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| 字段名 | 值 |
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--------- |---- |
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database.driver | sqlite |
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database.database | database.db |
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---
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## SQL(MySQL,PostgreSQL)
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需要填写以下字段：
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| 字段名 | 值 |
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--------- |---- |
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database.driver | "mysql"或"postgresql" |
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database.host | 地址 |
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database.port | 端口 |
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database.database | 数据库名 |
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database.user | 用户名 |
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database.password | 密码 |
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MySQL的例子：
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| 字段名 | 值 |
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--------- |---- |
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database.driver | mysql |
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database.host | localhost |
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database.port | 3306 |
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database.database | vnpy |
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database.user | root |
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database.password | .... |
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> vnpy不会主动为关系型数据库创建数据库，所以请确保你所填的database.database字段对应的数据库已经创建好了
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> 若未创建数据库，请手动连上数据库并运行该命令：```create database <你填的database.database>;```
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---
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## MongoDB
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需要填写以下字段：
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| 字段名 | 值 | 是否必填|
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--------- |---- | ---|
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database.driver | "mysql"或"postgresql" | 必填 |
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database.host | 地址| 必填 |
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database.port | 端口| 必填 |
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database.database | 数据库名| 必填 |
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database.user | 用户名| 可选 |
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database.password | 密码| 可选 |
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database.authentication_source | [创建用户所用的数据库][AuthSource]| 可选 |
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MongoDB的带认证例子：
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| 字段名 | 值 |
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--------- |---- |
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database.driver | mongodb |
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database.host | localhost |
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database.port | 27017 |
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database.database | vnpy |
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database.user | root |
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database.password | .... |
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database.authentication_source | vnpy |
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[AuthSource]: https://docs.mongodb.com/manual/core/security-users/#user-authentication-database
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