Function handle_set_sql

nodedb/src/control/server/native/dispatch/sql.rs:303–332

(ctx: &DispatchCtx<'_>, seq: u64, sql: &str)

// ─── SET / SHOW / RESET (SQL form) ─────────────────────────────────

fn handle_set_sql(ctx: &DispatchCtx<'_>, seq: u64, sql: &str) -> NativeResponse {
    let after_set = sql[4..].trim();
    let after_set = after_set
        .strip_prefix("SESSION ")
        .or_else(|| after_set.strip_prefix("LOCAL "))
        .unwrap_or(after_set);

    let (key, value) = if let Some(eq_pos) = after_set.find('=') {
        (
            after_set[..eq_pos].trim().to_lowercase(),
            after_set[eq_pos + 1..]
                .trim()
                .trim_matches('\'')
                .to_string(),
        )
    } else if let Some(to_pos) = after_set.to_uppercase().find(" TO ") {
        (
            after_set[..to_pos].trim().to_lowercase(),
            after_set[to_pos + 4..]
                .trim()
                .trim_matches('\'')
                .to_string(),
        )
    } else {
        return NativeResponse::error(seq, "42601", "invalid SET syntax");
    };

    ctx.sessions.set_parameter(ctx.peer_addr, key, value);
    NativeResponse::status_row(seq, "SET")
}

fn is_session_show(upper: &str) -> bool {
    !upper.starts_with("SHOW USERS")