systemprompt-database 0.63.0

PostgreSQL infrastructure for systemprompt.io AI governance. SQLx-backed pool, generic repository traits, and compile-time query verification. Part of the systemprompt.io AI governance pipeline.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62

//! Trait abstractions over a database backend.
//!
//! [`DatabaseProvider`] is dyn-safe (callers hold `Arc<dyn DatabaseProvider>`)
//! and uses `#[async_trait]`.
//!
//! Copyright (c) systemprompt.io — Business Source License 1.1.
//! See <https://systemprompt.io> for licensing details.

use crate::error::DatabaseResult;
use crate::models::{
    DatabaseInfo, DatabaseTransaction, JsonRow, QueryResult, QuerySelector, ToDbValue,
};
use async_trait::async_trait;
use std::sync::Arc;

#[async_trait]
pub trait DatabaseProvider: Send + Sync + std::fmt::Debug {
    fn get_postgres_pool(&self) -> Arc<sqlx::PgPool>;

    async fn execute(
        &self,
        query: &dyn QuerySelector,
        params: &[&dyn ToDbValue],
    ) -> DatabaseResult<u64>;

    async fn execute_raw(&self, sql: &str) -> DatabaseResult<()>;

    async fn fetch_all(
        &self,
        query: &dyn QuerySelector,
        params: &[&dyn ToDbValue],
    ) -> DatabaseResult<Vec<JsonRow>>;

    async fn fetch_one(
        &self,
        query: &dyn QuerySelector,
        params: &[&dyn ToDbValue],
    ) -> DatabaseResult<JsonRow>;

    async fn fetch_optional(
        &self,
        query: &dyn QuerySelector,
        params: &[&dyn ToDbValue],
    ) -> DatabaseResult<Option<JsonRow>>;


    async fn begin_transaction(&self) -> DatabaseResult<Box<dyn DatabaseTransaction>>;

    async fn get_database_info(&self) -> DatabaseResult<DatabaseInfo>;

    async fn test_connection(&self) -> DatabaseResult<()>;

    async fn execute_batch(&self, sql: &str) -> DatabaseResult<()>;

    async fn query_raw(&self, query: &dyn QuerySelector) -> DatabaseResult<QueryResult>;

    async fn query_raw_with(
        &self,
        query: &dyn QuerySelector,
        params: &[&dyn ToDbValue],
    ) -> DatabaseResult<QueryResult>;
}