improve batch processing in projectionist

[DavidBadura]

No description provided.

[github-actions]

Hello 👋

here is the most recent benchmark result:

SimpleSetupBench
================

+----------------------------------------+--------------------+--------------------+-----------------+------------+
|                                        | time (kde mode)                         | memory                       |
+----------------------------------------+--------------------+--------------------+-----------------+------------+
| subject                                | Tag: <current>     | Tag: base          | Tag: <current>  | Tag: base  |
+----------------------------------------+--------------------+--------------------+-----------------+------------+
| benchLoad10000Events ()                | 161.638ms (±0.00%) | 161.977ms (±0.00%) | 41.107mb        | 41.107mb   |
| benchSave1Event ()                     | 1.343ms (±0.00%)   | 1.182ms (±0.00%)   | 41.107mb        | 41.107mb   |
| benchSave10000Events ()                | 345.976ms (±0.00%) | 358.584ms (±0.00%) | 41.374mb        | 41.374mb   |
| benchSave10000Aggregates ()            | 13.920s (±0.00%)   | 11.625s (±0.00%)   | 41.107mb        | 41.107mb   |
| benchSave10000AggregatesTransaction () | 990.573ms (±0.00%) | 958.402ms (±0.00%) | 41.107mb        | 41.107mb   |
+----------------------------------------+--------------------+--------------------+-----------------+------------+

ProjectionistBench
==================

+---------------------------+--------------------+-----------------+-----------------+------------+
|                           | time (kde mode)                      | memory                       |
+---------------------------+--------------------+-----------------+-----------------+------------+
| subject                   | Tag: <current>     | Tag: base       | Tag: <current>  | Tag: base  |
+---------------------------+--------------------+-----------------+-----------------+------------+
| benchHandle10000Events () | 403.859ms (±0.00%) | 1.245s (±0.00%) | 41.548mb        | 41.548mb   |
+---------------------------+--------------------+-----------------+-----------------+------------+

SnapshotsBench
==============

+----------------------------------------+--------------------+--------------------+-----------------+------------+
|                                        | time (kde mode)                         | memory                       |
+----------------------------------------+--------------------+--------------------+-----------------+------------+
| subject                                | Tag: <current>     | Tag: base          | Tag: <current>  | Tag: base  |
+----------------------------------------+--------------------+--------------------+-----------------+------------+
| benchLoad10000EventsMissingSnapshot () | 168.923ms (±0.00%) | 162.105ms (±0.00%) | 41.124mb        | 41.124mb   |
| benchLoad10000Events ()                | 209.450μs (±0.00%) | 204.650μs (±0.00%) | 41.124mb        | 41.124mb   |
+----------------------------------------+--------------------+--------------------+-----------------+------------+

SplitStreamBench
================

+-------------------------+--------------------+--------------------+-----------------+------------+
|                         | time (kde mode)                         | memory                       |
+-------------------------+--------------------+--------------------+-----------------+------------+
| subject                 | Tag: <current>     | Tag: base          | Tag: <current>  | Tag: base  |
+-------------------------+--------------------+--------------------+-----------------+------------+
| benchLoad10000Events () | 2.758ms (±0.00%)   | 2.747ms (±0.00%)   | 44.555mb        | 44.555mb   |
| benchSave10000Events () | 373.140ms (±0.00%) | 371.608ms (±0.00%) | 44.852mb        | 44.852mb   |
+-------------------------+--------------------+--------------------+-----------------+------------+

This comment gets update everytime a new commit comes in!