Update library/Zend/Db/TableGateway/Feature/SequenceFeature.php

Amendment preInsert function, values ​​method was cleaning the columns
Update library/Zend/Db/Adapter/Adapter.php

when using a connection 'oci:dbname=test/teste;' the $platformName comes with the value 'Oci'
when using a connection 'oci:dbname=test/teste;' the  comes with the value 'Oci'
Amendment preInsert function, values ​​method was cleaning the columns
Zend\Db\Metadata\Source\AbstractSource Undefined index notices

(AbstractSource::getConstraintKeys): Add call to
child::loadConstraintReferences() and child::loadConstraintDataKeys()
to avoid triggering PHP notices for constraint_references and
constraint_keys
Update library/Zend/Stdlib/Hydrator/ClassMethods.php

ucfirst at the previous point forces you to have lowercase first properties
whereas if you are dealing with an existing table that already has
Uppercase first, then the Hydrator wont work. The fix above maintains everything
you had before but also allows for the use of uppercase first property e.g. 
protected $FirstName;  MSSQL tables usually have this naming convention
Update library/Zend/Stdlib/Hydrator/ClassMethods.php

Formated according to formatting standars
ZendTest\Db\Metadata\Source\SqliteMetadataTest

New unit test for #3719.
Add Docblocks and annotate unit test as #3719
Adding code to allow for input validation to continue if value is empty instead of just being marked as valid if empty.  Required to test for validity of an empty value based on context.
Tests for added Continue If empty functionality.
[+BUGFIX] Fixed issue #4069

Oracle renders from table with alias incorrectly with "AS".
Modified implementation of Sql\Select and oracle specific
SelectDecorator to reflect the correct behavior
[~TASK] Corrected @covers annotation in unit test

Corrected incorrect @covers annotation in oracle specific
SelectDecoratorTest
Only return one message when all identical
Fix for issue #4103

Fix for https://github.com/zendframework/zf2/issues/4103
Adding code to allow for input validation to continue if value is empty instead of just being marked as valid if empty.  Required to test for validity of an empty value based on context.
Tests for added Continue If empty functionality.
fix copy/paste low skill :]
View helpers cleanup
Adding basic service manager test