FWD » Core Development » Database

11/19/2019

10:35 AM Feature #3574: finish implementation of temp-table XML support

Methods:
* read-xmlschema() method
** file | memptr | handle | longchar %{color:#6080FF}OM: only file and longchar%... Ovidiu Maxiniuc

09:24 AM Feature #3574: finish implementation of temp-table XML support

How much of this task is complete as of branch 3809e? Greg Shah

09:42 AM Bug #4200: verify and fix all temp-table options which must result in different DMO implementatio...

Another part I needed to add is BEFORE-TABLE - if this doesn't match between two tables, then we must emit two differ... Constantin Asofiei

09:19 AM Feature #4418: improve/fix temp-table naming approach

As much as possible, I prefer for the temp-table names to retain the name given in the business logic definition. It... Greg Shah

09:17 AM Feature #4418: improve/fix temp-table naming approach

Ovidiu made changes to temp-table naming in #3324 which have been merged to trunk. However, there remains some issue... Greg Shah

09:15 AM Feature #4418 (New): improve/fix temp-table naming approach

Greg Shah

11/14/2019

12:47 PM Feature #3815 (WIP): more temp-table options

> Code page is properly resolved and set, but data it is not actually converted: when a @longchar/clob@ value is ass... Greg Shah

11/13/2019

05:58 PM Bug #3651 (Closed): regression in server startup when _connect metadata is active and a database ...

Greg Shah wrote:
> I see that 3791c was arched as merged on 20191025. What revision of trunk includes this change?
... Eric Faulhaber

05:26 PM Bug #3651: regression in server startup when _connect metadata is active and a database is loaded...

I see that 3791c was arched as merged on 20191025. What revision of trunk includes this change?
Can we close this? Greg Shah

04:17 PM Bug #3960 (Closed): localedef problems in Ubuntu 18.04

Task branch 4069a has been merged to trunk as revision 11339. Greg Shah

12:05 PM Feature #3759 (Closed): setup, test and document PostgreSQL on Windows

Greg Shah

11/12/2019

08:28 AM Bug #4404 (New): ConditionException inside full transaction FOR EACH loop

There is a bug when a ... Adrian Lungu

11/11/2019

04:23 PM Feature #4400: add /* UUID */ in where clause comment for every 4GL query so that SQL logging can...

The idea:
* In early annotations, we calculate a UUID for every 4GL query and store it as an annotation.
* In con... Greg Shah

04:19 PM Feature #4400 (New): add /* UUID */ in where clause comment for every 4GL query so that SQL loggi...

Greg Shah

02:06 PM Feature #4399: support session level "schema" switching

When thinking about a multi-tenant approach, there are 3 possible approaches:
* database instance per tenant
** a... Greg Shah

01:56 PM Feature #4399 (New): support session level "schema" switching

Greg Shah

03:58 AM Feature #3809: ProDataSet support

With 3809e revision 11373 all the ChUI regressions should be fixed. I started another run to make sure the changes do... Hynek Cihlar

11/10/2019

10:24 AM Support #4080: AWS Aurora support

I spoke with Amazon Principal Database Engineer Jim M. We discussed a range of items which I am documenting here.
... Greg Shah

11/09/2019

10:56 AM Feature #4397: add database attrs, methods and options

The following work is needed:
* @BUFFER:LAST-BATCH@ attribute
** Although this is related to PDS, it has no conve... Greg Shah

10:40 AM Feature #4397 (Closed): add database attrs, methods and options

Greg Shah

11/08/2019

04:34 AM Feature #3809: ProDataSet support

I see 53 failed tests in my last ChUI regression run of 3809e. I'm looking at them. Hynek Cihlar

11/06/2019

12:20 PM Feature #2156: datetime-tz and hibernate

Eric, you are right. I misread Stanislav's entry. There is no double-conversion with the use @TIMESTAMP WITH TZ@.
* ... Ovidiu Maxiniuc

12:04 PM Feature #2156: datetime-tz and hibernate

Ovidiu Maxiniuc wrote:
> Stanislav Lomany wrote:
> > Isn't storing data in TIMESTAMP WITHOUT TZ in UTC solve our pr... Eric Faulhaber

11:15 AM Feature #2156: datetime-tz and hibernate

Stanislav Lomany wrote:
> Isn't storing data in TIMESTAMP WITHOUT TZ in UTC solve our problems and has an extra plus... Ovidiu Maxiniuc

08:32 AM Feature #2156: datetime-tz and hibernate

Isn't storing data in TIMESTAMP WITHOUT TZ in UTC solve our problems and has an extra plus of avoiding double convers... Stanislav Lomany

08:25 AM Feature #2156: datetime-tz and hibernate

Stanislav Lomany wrote:
> Please confirm that my understanding how @TIMESTAMP WITH TIME ZONE@ will work in note 55 i... Eric Faulhaber

08:16 AM Feature #2156: datetime-tz and hibernate

Please confirm that my understanding how @TIMESTAMP WITH TIME ZONE@ will work in note 55 is correct and it is what we... Stanislav Lomany

08:09 AM Feature #2156: datetime-tz and hibernate

What is the status of this task? Greg Shah

09:16 AM Feature #3758: misc database features

Ovidiu Maxiniuc wrote:
> Indeed, the @DBTASKID@ should be marked as having full implementation. Where do I commit th... Greg Shah

06:25 AM Support #3871: determine how to change codepages/locales during import

I used this simple java code to generate dump files from @dump_file_template.txt@ Sergey Ivanovskiy

11/04/2019

08:34 AM Feature #3758: misc database features

Indeed, the @DBTASKID@ should be marked as having full implementation. Where do I commit this? Ovidiu Maxiniuc

11/03/2019

06:25 AM Feature #3758: misc database features

Ovidiu: The @DBTASKID()@ is marked as runtime stubs in gap marking. I think this is incorrect. Based on the comment... Greg Shah

10/30/2019

10:39 AM Support #4376 (New): test replication trigger implementation

Greg Shah

10:38 AM Feature #4375: add support for -pf <profile_filename> option for CONNECT statement

The @CONNECT@ statement can have a @.pf@ file specified as an option. At runtime, this must be read from the filesys... Greg Shah

10:34 AM Feature #4375 (Closed): add support for -pf <profile_filename> option for CONNECT statement

Greg Shah

10/25/2019

01:22 PM Feature #4369: implement stateless FWD server clustering

> For me, running in a stateless mode means that the clients connect and execute independent (quick) request on one o... Greg Shah

01:19 PM Feature #4369: implement stateless FWD server clustering

> I think the in-server appserver agents would be a good addition to this (I know we plan to add this).
I think s... Greg Shah

01:02 PM Feature #4369: implement stateless FWD server clustering

Ovidiu Maxiniuc wrote:
> How about the persistent procedures?
> As I see this, they are allowed as long they are u... Constantin Asofiei

12:44 PM Feature #4369: implement stateless FWD server clustering

Constantin Asofiei wrote:
> An alternative for the meta tables would be to store it in a physical database, to which... Ovidiu Maxiniuc

12:30 PM Feature #4369: implement stateless FWD server clustering

First, pleat let me know if I got this tight.
For me, running in a stateless mode means that the clients connect and... Ovidiu Maxiniuc

10/24/2019

04:08 PM Feature #4369: implement stateless FWD server clustering

Most (if not all) of the non-persistence runtime is context-local. One part I see that may require improvements (if ... Constantin Asofiei

03:50 PM Feature #4369: implement stateless FWD server clustering

We also should consider the potential duplication of dynamic proxies and other dynamically generated interfaces and c... Eric Faulhaber

03:20 PM Feature #4369: implement stateless FWD server clustering

Constantin/Ovidiu: Can you think of any other persistence or even non-persistence state which we need to share across... Greg Shah

03:19 PM Feature #4369: implement stateless FWD server clustering

At this time I am assuming the Admin Console is not changing, but we must at least make it work with the directory ap... Greg Shah

03:17 PM Feature #4369: implement stateless FWD server clustering

One thing to consider is that we don't want these server instances to be hard to configure. At one time we considere... Greg Shah

03:14 PM Feature #4369: implement stateless FWD server clustering

For data structures which cannot be backed by the database AND which must be shared across JVM instances in the FWD c... Greg Shah

03:09 PM Feature #4369: implement stateless FWD server clustering

After a discussion with Eric, we have this list of items that are persistence related.
* dirty share database
** ... Greg Shah

02:53 PM Feature #4369: implement stateless FWD server clustering

The core idea here is that if customers have written their application to be stateless in the 4GL, then today they ca... Greg Shah

02:03 PM Feature #4369 (Test): implement stateless FWD server clustering

Greg Shah

03:06 PM Feature #1879: push lock manager back into database

Based on a discussion with Eric, he notes that the primary differences in our in-memory implementation versus the Pos... Greg Shah

10:19 AM Feature #4323: parse full FQL statements and convert them to SQL

Eric Faulhaber wrote:
> The one thing I really don't like, however, is the presence of casts to @TemporaryBuffer@ wi... Ovidiu Maxiniuc

10/23/2019

04:17 PM Feature #4323: parse full FQL statements and convert them to SQL

The one thing I really don't like, however, is the presence of casts to @TemporaryBuffer@ within @RecordBuffer@ metho... Eric Faulhaber

12:40 PM Feature #4323: parse full FQL statements and convert them to SQL

Ovidiu Maxiniuc wrote:
> The problem is @RecordBuffer@, where some methods like @copy()@, which, in order to minimiz... Eric Faulhaber

08:47 AM Feature #4323: parse full FQL statements and convert them to SQL

Eric Faulhaber wrote:
> Ovidiu, in your last commit to 4011a, you removed all the default methods from @Record@ whic... Ovidiu Maxiniuc

12:19 PM Feature #1587: implement full support for word indexes

Some useful references:
* "ElasticSearch":https://en.wikipedia.org/wiki/Elasticsearch - this is the most popular f... Greg Shah

05:57 AM Support #3871: determine how to change codepages/locales during import

I used the similar diff to the following one in order to setup the UTF-8 database with INPUT_ENCODING 1252 (WINDOWS-1... Sergey Ivanovskiy