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use crate::error::C3p0Error;
pub trait C3p0Pool: Clone {
type CONN;
fn connection(&self) -> Result<Self::CONN, C3p0Error>;
fn transaction<T, E: From<C3p0Error>, F: FnOnce(&mut Self::CONN) -> Result<T, E>>(
&self,
tx: F,
) -> Result<T, E>;
}
pub trait SqlConnection {
fn batch_execute(&mut self, sql: &str) -> Result<(), C3p0Error>;
/*
fn execute(&self, sql: &str, params: &[& dyn ToSql]) -> Result<ExecuteResult, C3p0Error>;
fn fetch_one_value<T: FromSql>(&self, sql: &str, params: &[& dyn ToSql]) -> Result<T, C3p0Error>;
fn fetch_one<T, F: Fn(&Row) -> Result<T, Box<dyn std::error::Error>>>(
&self,
sql: &str,
params: &[& dyn ToSql],
mapper: F,
) -> Result<T, C3p0Error>;
fn fetch_one_option<T, F: Fn(&Row) -> Result<T, Box<dyn std::error::Error>>>(
&self,
sql: &str,
params: &[& dyn ToSql],
mapper: F,
) -> Result<Option<T>, C3p0Error>;
fn fetch_all<T, F: Fn(&Row) -> Result<T, Box<dyn std::error::Error>>>(
&self,
sql: &str,
params: &[& dyn ToSql],
mapper: F,
) -> Result<Vec<T>, C3p0Error>;
fn fetch_all_values<T: FromSql>(
&self,
sql: &str,
params: &[& dyn ToSql],
) -> Result<Vec<T>, C3p0Error>;
//count_all_from_table
//lock_table
*/
}