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Dec 15, 2016
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Explain what happens if flush() fails #6894

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Explain what happens if `flush()` fails
ThomasLandauer Aug 19, 2016
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Integrated improvement by javiereguiluz
ThomasLandauer Aug 29, 2016
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5 changes: 5 additions & 0 deletions doctrine.rst
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Expand Up @@ -555,6 +555,11 @@ Take a look at the previous example in more detail:
``Product`` objects and then subsequently call ``flush()``, Doctrine will
execute 100 ``INSERT`` queries using a single prepared statement object.

.. note::

If ``flush()`` fails, an exception is thrown, which you can catch by wrapping
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What about replacing this:

If ``flush()`` fails, an exception is thrown, ...

by this:

If ``flush()`` call fails, a ``Doctrine\ORM\ORMException`` exception is thrown, ...

the ``flush()`` method in a ``try...catch`` block.

Whether creating or updating objects, the workflow is always the same. In
the next section, you'll see how Doctrine is smart enough to automatically
issue an ``UPDATE`` query if the entity already exists in the database.
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