Blob « Map « JPA Q&A

1. Map MediumBlob between mySQL & hibernate stackoverflow.com

I am trying to map mediumblob in MYSQL with typ='mediumblob' in Hibernate property file but I am getting below exception. Invocation of init method failed; nested exception is org.hibernate.MappingException: Could not determine ...

2. Mapping a Blob to a byte[] in hibernate 3 coderanch.com

Hi, I am trying to map map a Blob to a byte[] in hibernate 3. So I following this example http://www.hibernate.org/73.html (based on hibernate 1.3.2), and create my BinaryBlob Type. But when I run it , i get this exception, can you please tell me what did i do wrong? java.lang.UnsupportedOperationException: Blob may not be manipulated from creating session at org.hibernate.lob.BlobImpl.excep(BlobImpl.java:104) ...

3. how to change a blob mapping forum.hibernate.org

Hi, I have an entity that holds a Blob, and when the entity is first saved, the blob is null. When I want to associate an inputstream with that blob field, I use a setter method for that blob field, and just set the blob in a session. When the session is complete the blob is in the database and can ...

4. Using binary property type mapped to BLOB sql-type failed forum.hibernate.org

Hi, I have a requirement where I have to use a BLOB sql-type in the table mapped to an object property of type byte[]. So I used the hibernate binary type in the mapping file as follows. It works as long as the size of the image is less than 4000 bytes. If the ...

5. Mapping byte[] to Oracle Blob forum.hibernate.org

6. Problem with blob/image mapping in SQLServer forum.hibernate.org

I'm having a problem when swtching from MySQL: where everything works, to SQLServer 2000 where hibernate seems to be having a problem with a particular "image" column. I use a UserType to map the blob (BinaryBlobType) which I stole from one of the other postings here. In this case it perfectly in MySQL but not in SQLServer. Strangely, for another class ...

7. blob / file mapping forum.hibernate.org

hi! I've implemented a FileUserType class which returns a class of type File. the thing i do in nullsafeget is: - create temp file - get binarystream from resultset - copy stream from resultset to fileoutputstream of tempfile - return tempfile in the deepcopy or replace method i create a new temp file and copy the contents of the file. the ...

8. Blob type mapping forum.hibernate.org

Hi, I am trying to map a byte[] to a Blob column using Hibernate3 and Spring 1.2. Spring provides a support class, org.springframework.orm.hibernate3.support.BlobByteArrayType which implements Hibernate3's org.hibernate.usertype.UserType and is implemented exactly for this purpose. However, I do not see how do I access the byte[] value from this UserType. UserType does not have any 'get():Object' method... Is there any work around ...

9. Mapping blob files from Oracle8i forum.hibernate.org

10. BLOB mapping in postgres forum.hibernate.org

11. Mapping a Blob to a byte[]: possible bug... forum.hibernate.org

12. blob type mapping with mysql forum.hibernate.org

13. Mapping a Blob to a byte[] in hibernate 3 forum.hibernate.org

To helps others in the future, here is an implementation for Hibernate 3: import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Types; import java.sql.Blob; import java.io.Serializable; import org.hibernate.usertype.*; import org.hibernate.*; public class BlobType implements UserType, Serializable { public BlobType() {} public int[] sqlTypes() { return new int[] { Types.BLOB }; } public Class returnedClass() { return byte[].class; } public Object replace(Object original, ...

14. Mapping a Blob to a byte[] in hibernate 3 forum.hibernate.org

Hi, I am trying to map map a Blob to a byte[] in hibernate 3. So I following this example http://www.hibernate.org/73.html (based on hibernate 1.3.2), and create my BinaryBlob Type. But when I run it , i get this exception, can you please tell me what did i do wrong? Code: java.lang.UnsupportedOperationException: Blob may not be manipulated from creating session ...

15. mapping byte[] to blob in MySQL forum.hibernate.org

Hi, I m using blob without any problem. Here is what I ve done: public class My extends Object implements IOfferBookMarketOverview { private byte[] description; public String getDescription() { return new String(description); } public void setDescription(String s) { description = s.getBytes(); } } ... ... CREATE TABLE `offermarketinfo` ( ... `DESCRIPTION` ...

16. Mysql Blob data type mapping in hibernate forum.hibernate.org

hai guys, Good morning. I am new to this site. but i hope every body will help me. I have got a problem that I could not map the BLOB datatype of mysql database in the hibernate mapping file. Any help regarding this would appriciated..If possible give give some code sinapises.. Thanks in advance. Vijay

17. Hibernate Blob mapping with java and mysql. forum.hibernate.org

18. hibernate blob mapping inputStream forum.hibernate.org

19. BLOB insted of CLOB mapping forum.hibernate.org

20. Reverse Engineering Mapping Blob forum.hibernate.org

Hi I want to cast an blob from a Oracle 9 Database in a byte [] In the file hibernate.reveng.xml i declared following code: .... .... But in the generated hibernate files *.hbm.xml is the type not an byte[] We use Hibernate 3. What is wrong? Thanks