| ## PostgresqlConfig |
| |
| ### `root`: `str` |
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| Root of this backend. |
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| All operations will happen under this root. |
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| Default to `/` if not set. |
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| ### `connection_string`: `str` |
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| The URL should be with a scheme of either `postgres://` or `postgresql://`. |
| |
| - `postgresql://user@localhost` |
| - `postgresql://user:password@%2Fvar%2Flib%2Fpostgresql/mydb?connect_timeout=10` |
| - `postgresql://user@host1:1234,host2,host3:5678?target_session_attrs=read-write` |
| - `postgresql:///mydb?user=user&host=/var/lib/postgresql` |
| |
| For more information, please visit <https://docs.rs/sqlx/latest/sqlx/postgres/struct.PgConnectOptions.html>. |
| |
| ### `table`: `str` |
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| the table of postgresql |
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| ### `key_field`: `str` |
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| the key field of postgresql |
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| ### `value_field`: `str` |
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| the value field of postgresql |
| |
