Function inline_params

nodedb/src/control/server/native/dispatch/sql.rs:475–489

Substitute `$N` placeholders in `sql` with the rendered SQL literal form of each value. Returns the new SQL or a typed error message suitable for `42P02`.

(sql: &str, params: &[Value])

/// form of each value. Returns the new SQL or a typed error message
/// suitable for `42P02`.
fn inline_params(sql: &str, params: &[Value]) -> Result<String, String> {
    // Render every value first so a render failure aborts the whole
    // substitution rather than partially rewriting placeholders — a
    // partially-rewritten SQL would re-create the silent-wrong pattern
    // the trait contract guards against.
    let literals: Vec<String> = params
        .iter()
        .map(value_to_sql_literal)
        .collect::<Result<Vec<_>, _>>()?;
    Ok(
        crate::control::server::pgwire::handler::prepared::sql_placeholder::rewrite_sql_placeholders(
            sql, &literals,
        ),
    )
}

/// Render a `nodedb_types::Value` as a SQL literal usable in
/// expression position.