dbal cleanup handler: check if a table or index exists before deleting it

[DavidBadura]

No description provided.

[github-actions]

Hello 👋

here is the most recent benchmark result:

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

+-------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
|                         | time (kde mode)                                     | memory                                     |
+-------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| subject                 | Tag: <current>     | Tag: base          | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+-------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| benchLoad10000Events () | 5.175ms (±0.00%)   | 5.343ms (±0.00%)   | -3.15%    | 35.649mb        | 36.165mb   | -1.42%      |
| benchSave10000Events () | 331.877ms (±0.00%) | 355.303ms (±0.00%) | -6.59%    | 35.651mb        | 36.166mb   | -1.42%      |
+-------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+

SubscriptionEngineBench
=======================

+---------------------------+-----------------+-----------------+-----------+-----------------+------------+-------------+
|                           | time (kde mode)                               | memory                                     |
+---------------------------+-----------------+-----------------+-----------+-----------------+------------+-------------+
| subject                   | Tag: <current>  | Tag: base       | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+---------------------------+-----------------+-----------------+-----------+-----------------+------------+-------------+
| benchHandle10000Events () | 3.296s (±0.00%) | 3.310s (±0.00%) | -0.44%    | 47.557mb        | 47.557mb   | 0.00%       |
+---------------------------+-----------------+-----------------+-----------+-----------------+------------+-------------+

SubscriptionEngineBatchBench
============================

+---------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+
|                           | time (kde mode)                                   | memory                                     |
+---------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+
| subject                   | Tag: <current>    | Tag: base         | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+---------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+
| benchHandle10000Events () | 83.350ms (±0.00%) | 82.567ms (±0.00%) | +0.95%    | 35.544mb        | 35.544mb   | 0.00%       |
+---------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+

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

+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
|                                        | time (kde mode)                                     | memory                                     |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| subject                                | Tag: <current>     | Tag: base          | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| benchLoad1Event ()                     | 1.070ms (±0.00%)   | 1.077ms (±0.00%)   | -0.69%    | 35.044mb        | 35.044mb   | 0.00%       |
| benchLoad10000Events ()                | 62.320ms (±0.00%)  | 61.552ms (±0.00%)  | +1.25%    | 35.044mb        | 35.044mb   | 0.00%       |
| benchSave1Event ()                     | 1.275ms (±0.00%)   | 1.292ms (±0.00%)   | -1.26%    | 35.044mb        | 35.044mb   | 0.00%       |
| benchSave10000Events ()                | 217.933ms (±0.00%) | 218.247ms (±0.00%) | -0.14%    | 35.044mb        | 35.044mb   | 0.00%       |
| benchSave10000Aggregates ()            | 8.378s (±0.00%)    | 8.313s (±0.00%)    | +0.78%    | 35.044mb        | 35.044mb   | 0.00%       |
| benchSave10000AggregatesTransaction () | 5.204s (±0.00%)    | 5.184s (±0.00%)    | +0.38%    | 35.044mb        | 35.044mb   | 0.00%       |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+

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

+----------------------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+
|                                        | time (kde mode)                                   | memory                                     |
+----------------------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+
| subject                                | Tag: <current>    | Tag: base         | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+----------------------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+
| benchLoad10000EventsMissingSnapshot () | 61.536ms (±0.00%) | 64.788ms (±0.00%) | -5.02%    | 35.049mb        | 35.049mb   | 0.00%       |
| benchLoad10000Events ()                | 1.065ms (±0.00%)  | 1.065ms (±0.00%)  | -0.04%    | 35.049mb        | 35.049mb   | 0.00%       |
+----------------------------------------+-------------------+-------------------+-----------+-----------------+------------+-------------+

CommandToQueryBench
===================

+----------------+------------------+------------------+-----------+-----------------+------------+-------------+
|                | time (kde mode)                                 | memory                                     |
+----------------+------------------+------------------+-----------+-----------------+------------+-------------+
| subject        | Tag: <current>   | Tag: base        | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+----------------+------------------+------------------+-----------+-----------------+------------+-------------+
| benchCreate () | 2.818ms (±0.00%) | 2.713ms (±0.00%) | +3.88%    | 5.100mb         | 5.100mb    | 0.00%       |
| benchUpdate () | 4.157ms (±0.00%) | 4.015ms (±0.00%) | +3.54%    | 4.931mb         | 4.931mb    | 0.00%       |
| benchBoth ()   | 6.753ms (±0.00%) | 6.895ms (±0.00%) | -2.06%    | 5.025mb         | 5.026mb    | -0.01%      |
+----------------+------------------+------------------+-----------+-----------------+------------+-------------+

SimpleSetupStreamStoreBench
===========================

+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
|                                        | time (kde mode)                                     | memory                                     |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| subject                                | Tag: <current>     | Tag: base          | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| benchLoad1Event ()                     | 1.153ms (±0.00%)   | 1.138ms (±0.00%)   | +1.26%    | 35.206mb        | 35.206mb   | 0.00%       |
| benchLoad10000Events ()                | 70.045ms (±0.00%)  | 68.699ms (±0.00%)  | +1.96%    | 35.206mb        | 35.206mb   | 0.00%       |
| benchSave1Event ()                     | 1.325ms (±0.00%)   | 1.341ms (±0.00%)   | -1.22%    | 35.206mb        | 35.206mb   | 0.00%       |
| benchSave10000Events ()                | 283.299ms (±0.00%) | 285.215ms (±0.00%) | -0.67%    | 35.206mb        | 35.206mb   | 0.00%       |
| benchSave10000Aggregates ()            | 8.581s (±0.00%)    | 8.536s (±0.00%)    | +0.52%    | 35.206mb        | 35.206mb   | 0.00%       |
| benchSave10000AggregatesTransaction () | 5.399s (±0.00%)    | 5.378s (±0.00%)    | +0.40%    | 35.206mb        | 35.206mb   | 0.00%       |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+

PersonalDataBench
=================

+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
|                                        | time (kde mode)                                     | memory                                     |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| subject                                | Tag: <current>     | Tag: base          | time-diff | Tag: <current>  | Tag: base  | memory-diff |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+
| benchLoad1Event ()                     | 1.119ms (±0.00%)   | 1.117ms (±0.00%)   | +0.18%    | 35.584mb        | 35.584mb   | 0.00%       |
| benchLoad10000Events ()                | 99.549ms (±0.00%)  | 98.135ms (±0.00%)  | +1.44%    | 35.584mb        | 35.584mb   | 0.00%       |
| benchSave1Event ()                     | 1.864ms (±0.00%)   | 1.810ms (±0.00%)   | +2.98%    | 35.584mb        | 35.584mb   | 0.00%       |
| benchSave10000Events ()                | 249.209ms (±0.00%) | 247.011ms (±0.00%) | +0.89%    | 35.659mb        | 35.659mb   | 0.00%       |
| benchSave10000Aggregates ()            | 12.814s (±0.00%)   | 12.690s (±0.00%)   | +0.98%    | 35.585mb        | 35.585mb   | 0.00%       |
| benchSave10000AggregatesTransaction () | 9.569s (±0.00%)    | 9.603s (±0.00%)    | -0.36%    | 36.044mb        | 36.044mb   | 0.00%       |
+----------------------------------------+--------------------+--------------------+-----------+-----------------+------------+-------------+

This comment gets update everytime a new commit comes in!