Function is_column

nodedb-sql/src/planner/dml_helpers.rs:206–216

(expr: &ast::Expr, name: &str)

}

fn is_column(expr: &ast::Expr, name: &str) -> bool {
    match expr {
        ast::Expr::Identifier(ident) => normalize_ident(ident) == name,
        // Three or more parts: schema.table.col — never matches a plain pk name.
        ast::Expr::CompoundIdentifier(parts) if parts.len() >= 3 => false,
        ast::Expr::CompoundIdentifier(parts) if parts.len() == 2 => {
            normalize_ident(&parts[1]) == name
        }
        _ => false,
    }
}

/// Build a `SqlPlan::VectorPrimaryInsert` from parsed rows.
///