FWD » Core Development » Database

01/15/2015

03:12 PM Bug #2488: replace runtime compilation of dynamic queries

Ovidiu Maxiniuc wrote:
> Yes, @query-prepare()@ is the big issue. I believe there are no constrains here and any num... Eric Faulhaber

02:58 PM Bug #2488: replace runtime compilation of dynamic queries

Yes, @query-prepare()@ is the big issue. I believe there are no constrains here and any number of buffers can be adde... Ovidiu Maxiniuc

02:53 PM Bug #2488: replace runtime compilation of dynamic queries

OK, so no calls to UDFs, either? That's another way to trigger client-side where clause processing.
If not, it wou... Eric Faulhaber

02:42 PM Bug #2488: replace runtime compilation of dynamic queries

Looking at @find-first()@ method in manual, the predicate expression is very simple, just ... Ovidiu Maxiniuc

02:34 PM Bug #2488: replace runtime compilation of dynamic queries

I think the following would give us a reasonably complex @WhereExpression@:... Eric Faulhaber

01:05 PM Bug #2488: replace runtime compilation of dynamic queries

> I'm not sure how well an interpreted WhereExpression would work. We may still have to fall back to a compiled appro... Ovidiu Maxiniuc

12:47 PM Bug #2488: replace runtime compilation of dynamic queries

Ovidiu Maxiniuc wrote:
> The java/TRLP debate. It's clear that TRPL has the some advantages, but I think that we sho... Eric Faulhaber

12:41 PM Bug #2488: replace runtime compilation of dynamic queries

Ovidiu Maxiniuc wrote:
> The difficulty appears when there are another buffers (and aliases)...
Please explain your... Eric Faulhaber

06:41 AM Bug #2488: replace runtime compilation of dynamic queries

I understand the principle of this approach.
At first sight, it looks rather easy, the where clause and sorting ar... Ovidiu Maxiniuc

02:04 AM Bug #2488: replace runtime compilation of dynamic queries

The basic idea behind this improvement is to continue to use runtime TRPL to convert a query to an in-memory, Java AS... Eric Faulhaber

01/14/2015

01:26 AM Bug #2488: replace runtime compilation of dynamic queries

Dynamically defined queries are parsed and converted at runtime by P2J, then compiled into discrete Java classes usin... Eric Faulhaber

12:48 AM Bug #2488 (Closed): replace runtime compilation of dynamic queries

Eric Faulhaber

01/09/2015

08:02 AM Bug #2482 (WIP): conversion of FIND does not honor NO-LOCK when specified early

Vadim Nebogatov

02:29 AM Bug #2482: conversion of FIND does not honor NO-LOCK when specified early

I found that a FIND statement of the following form is converted without a @LockType.NONE@ lock type:... Eric Faulhaber

02:03 AM Bug #2482 (WIP): conversion of FIND does not honor NO-LOCK when specified early

Eric Faulhaber