Implement Doctrine DBAL item reader and writers

[yann-eugone]

No description provided.

[codecov]

Codecov Report

Merging #23 (0c77c95) into 0.x (6acf50d) will increase coverage by 0.34%.
The diff coverage is 100.00%.

@@             Coverage Diff              @@
##                0.x      #23      +/-   ##
============================================
+ Coverage     88.49%   88.83%   +0.34%     
- Complexity      520      539      +19     
============================================
  Files            76       80       +4     
  Lines          1521     1568      +47     
============================================
+ Hits           1346     1393      +47     
  Misses          175      175              

Impacted Files	Coverage Δ
...tch-doctrine-dbal/src/DoctrineDBALInsertWriter.php	100.00% <100.00%> (ø)
...atch-doctrine-dbal/src/DoctrineDBALQueryReader.php	100.00% <100.00%> (ø)
src/batch-doctrine-dbal/src/DoctrineDBALUpsert.php	100.00% <100.00%> (ø)
...tch-doctrine-dbal/src/DoctrineDBALUpsertWriter.php	100.00% <100.00%> (ø)
...trine-dbal/src/DoctrineDBALJobExecutionStorage.php	84.21% <0.00%> (-0.98%)	⬇️

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