db-derive 0.1.5

PotgreSQL/SQLite pooling derive system
Documentation 
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pub trait Sql<'__query> {
    type Sql: AsRef<str>;

    fn sql_postgres(&'__query self) -> Self::Sql;
    fn sql_sqlite(&'__query self) -> Self::Sql;

    type ParamsPostgres: AsRef<[&'__query (dyn postgres::types::ToSql + Sync)]>;
    type ParamsSQLite: AsRef<[&'__query dyn rusqlite::ToSql]>;

    fn params_postgres(&'__query self) -> Self::ParamsPostgres;
    fn params_sqlite(&'__query self) -> Self::ParamsSQLite;
}