phoenix-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Geoffrey Jacoby <gjac...@salesforce.com>
Subject Re: Maximum sql string length
Date Wed, 14 Aug 2019 16:37:22 GMT
Out of curiosity, was the perf acceptable with that many parameters?
(assuming of course a reasonable query against the row key or an index)

Geoffrey

On Wed, Aug 14, 2019 at 9:24 AM Jon Strayer <jstrayer@proofpoint.com> wrote:

> It turns out that you can have more than 80,000 parameters in a prepared
> statement.
>
>
>
> *From: *Jon Strayer <jstrayer@proofpoint.com>
> *Reply-To: *"user@phoenix.apache.org" <user@phoenix.apache.org>
> *Date: *Friday, August 9, 2019 at 6:40 PM
> *To: *"user@phoenix.apache.org" <user@phoenix.apache.org>
> *Subject: *Maximum sql string length
>
>
>
> We’ve been querying one table and then creating a query against another
> table using a prepared statement with a very large number of parameters in
> a IN clause.  A code review brought up a very good question, is there a
> limit to the size of the IN clause?  Or, is there a limit to the size of
> the SQL use to create a prepared statement.
>
>
>
> I assume there is some limit, but is it “well, how much memory do you
> have?” Or, “we have a 64k buffer”?
>
>
>
>
>

Mime
View raw message