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Re: [eclipselink-users] one nested embeddable embedded in single entity multiple times with attribute override and having different columns , Select and update statements are prepared for one set of embedded columns 
Hi Ramu,

  I have reproduced your issue.  It looks like a bug.  Please file a bug.

-Tom

On 11/02/2013 9:10 AM, Ramu wrote:

Hi Tom,
Below is the mapping file
<?xml version="1.0" encoding="windows-1252" ?>

<entity-mappings version="2.4"
	xmlns="http://www.eclipse.org/eclipselink/xsds/persistence/orm";
	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance";
	xsi:schemaLocation="http://www.eclipse.org/eclipselink/xsds/persistence/orm
http://www.eclipse.org/eclipselink/xsds/eclipselink_orm_2_4.xsd";>


	<entity class="com.test.embeddable.nesting.MySimpleEntity">
		

		<attributes>
			<id name="id">
				<column name="ENTITY_ID" />
				<generated-value />
			</id>
			<basic name="name">
				<column name="ENTITY_NAME" />
			</basic>
			<embedded attribute-type="com.test.embeddable.nesting.SimpleEmbLevel2"
				name="simpleEmbLevel2">
				<attribute-override
					name="simpleEmbLevel3.currencyCode">
					<column name="MONEY_CCY" />
				</attribute-override>
				<attribute-override
					name="pllSimpleEmbLevel3.currencyCode">
					<column name="PLL_MONEY_CCY" />
				</attribute-override>
			</embedded>
		</attributes>
	</entity>
	<embeddable class="com.test.embeddable.nesting.SimpleEmbLevel2">
		<attributes>
			<embedded attribute-type="com.test.embeddable.nesting.SimpleEmbLevel3"
				name="simpleEmbLevel3" />
			<embedded attribute-type="com.test.embeddable.nesting.SimpleEmbLevel3"
				name="pllSimpleEmbLevel3" />
		</attributes>
	</embeddable>
	
	<embeddable class="com.test.embeddable.nesting.SimpleEmbLevel3">
		<attributes>
			<basic  attribute-type="java.lang.String" name="currencyCode" />
		</attributes>
	</embeddable>
</entity-mappings>

And SQL are
For Insert
[EL Fine]: sql: 2013-02-11
19:38:40.721--Connection(50600054)--Thread(Thread[main,5,main])--INSERT INTO
JPA_NSTD_EMDBL_SMP_MYENTITY (ENTITY_ID, ENTITY_NAME, PLL_MONEY_CCY,
MONEY_CCY) VALUES (?, ?, ?, ?)
                 bind => [16401, ABCMon Feb 11 19:38:40 IST 2013, INR, AUD]
For select

[EL Fine]: sql: 2013-02-11
19:38:41.362--Connection(50600054)--Thread(Thread[main,5,main])--SELECT
ENTITY_ID, ENTITY_NAME, PLL_MONEY_CCY FROM JPA_NSTD_EMDBL_SMP_MYENTITY WHERE
(ENTITY_ID = ?)
                 bind => [16401]
for update im getting null pointer exception as the second component is not
prepared




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