Method ToSqlStringAsync<TProps>(IRedbQueryable<TProps>)

Returns the SQL query that will be executed (for debugging).
Similar to .ToQueryString() from EF Core, but for REDB faceted queries.
Works for both standard search and tree queries.

public static Task<string> ToSqlStringAsync<TProps>(this IRedbQueryable<TProps> query) where TProps : class, new()