How do I extract and convert datatypes from ResultRange
olivier.pisano at laposte.net
Mon Aug 26 13:58:34 UTC 2019
On Monday, 26 August 2019 at 13:49:21 UTC, Anders S wrote:
> Hi guys,
> I'm trying to read a post of different datatypes from MariaDB
> table into another message and pass it on into a FIFO pipe to
> an other application.
> My code :
> string sql = "SELECT * FROM guirequest WHERE read_request =
> ResultRange range = conn.query(sql);
> Row row = range.front;
> int i, count = (to!int(range.rowCount));
> writeln("rowCount ", range.rowCount, "\n"); // sofar so good
> The problem occurs when I wish to extract row data into string,
> int or short datatypes.
> It complains on int i = row; with
> Error: cannot implicitly convert expression row.opIndex(2u) of
> type VariantN!24u to int
> Same for other datatypes.
> Any ideas?
I don't have a compiler accessible right now, but according to
if (row.peek!int !is null)
i = row.get!int
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