[Hibernate-JIRA] Created: (HHH-2697) Can't use := for variable assignment within a SQL-Statement
by Benjamin Gniza (JIRA)
Can't use := for variable assignment within a SQL-Statement
-----------------------------------------------------------
Key: HHH-2697
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2697
Project: Hibernate3
Issue Type: Bug
Affects Versions: 3.2.4.sp1
Environment: MySQL Datasource, Hibernate 3.2.4.sp1
Reporter: Benjamin Gniza
Priority: Minor
i found a kind of bug in org.hibernate.engine.query.ParameterParser.java:
I have an exotic mysql-statement where I want to use mysql variables.
VERY SIMPLE example:
SET @pos=0;
SELECT @pos:=@pos+1 FROM TABLE;
Steps to reproduce:
Session s = sessionFactory.openSession();
s.createSQLQuery("SET @pos=0").executeUpdate();
SQLQuery qry = s.createSQLQuery("select @pos:=@pos from SomeTable");
List lst = qry.list();
Exception:
org.hibernate.QueryException: Space is not allowed after parameter prefix ':' 'SELECT @pos:=@pos+1 FROM TABLE'
at org.hibernate.engine.query.ParameterParser.parse(ParameterParser.java:68)
...
...
Suggested fix:
ParameterParser Lines 62 to 73:
if (c == ':' && (indx + 1 >= stringLength || sqlString.charAt(indx + 1) != '=')) {
// named parameter
int right = StringHelper.firstIndexOfChar( sqlString, ParserHelper.HQL_SEPARATORS, indx + 1 );
int chopLocation = right < 0 ? sqlString.length() : right;
String param = sqlString.substring( indx + 1, chopLocation );
if ( StringHelper.isEmpty( param ) ) {
throw new QueryException("Space is not allowed after parameter prefix ':' '"
+ sqlString + "'");
}
recognizer.namedParameter( param, indx );
indx = chopLocation - 1;
}
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12 years, 2 months
[Hibernate-JIRA] Created: (HHH-2165) Change logging level in TableMetadata from INFO to DEBUG or TRACE
by Igor A Tarasov (JIRA)
Change logging level in TableMetadata from INFO to DEBUG or TRACE
-----------------------------------------------------------------
Key: HHH-2165
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-2165
Project: Hibernate3
Type: Improvement
Components: metamodel
Versions: 3.2.0.ga
Reporter: Igor A Tarasov
TableMetadata produce too many output to INFO log level. It good thing if it output be at DEBUG level to not hide other impotant information as service start/stop and other.
20.10.06 18:01:58 INFO [main]: SchemaUpdate - updating schema
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.ChageDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [id, _version, chagedate, created, service, sum, restbalance, comment, customer_id]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, fk8f40c06527214c11, chagedate, primary]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.CustomerDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [phone, firm, group_id, deleted, fio, id, balance, created, updated, address, email, name, comment]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, primary, fk1892e50924b4a799, deleted]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.GroupDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [id, updated, created, name, comment, deleted]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, primary, deleted]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.HostDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [tarif_id, server_id, ips, mac, deleted, id, created, updated, name, lastactive, comment, disabled, customer_id]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [ips, name, primary, fk812f2053f280a3b1, mac, deleted, fk812f205327214c11, fk812f20537f1e2ff9]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.HostSessionDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [id, host_id, starttime, chage, speedou, updatetime, speedin, bytesin, stoptime, bytesou, version]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [fk9a9074b995d39b51, id, primary]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.LoginDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [id, nickname, updated, created, name, comment, password, deleted, customer_id, disabled]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, name, primary, fk77a0599427214c11, deleted]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.PPPAccountDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [tarif_id, login_id, id, server_id, updated, created, comment, deleted, disabled, ip]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, fk507abf087f1e2ff9, primary, fk507abf08f280a3b1, fk507abf08820174d9, deleted]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.PPPSessionDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [callerid, starttime, account_id, updatetime, speedou, chage, speedin, stoptime, bytesou, version, ip, id, ident, bytesin]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, fke19b413144f3fa61, starttime, ident, updatetime, primary, stoptime]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.PaymentDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [id, _version, created, nalichka, sum, paydate, comment, newbalance, customer_id]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, fk7249f0f127214c11, primary, paydate]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.ServerDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [id, updated, created, name, comment, deleted, ip]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, name, primary, deleted, ip]
20.10.06 18:01:58 INFO [main]: TableMetadata - table found: isp.TarifDO
20.10.06 18:01:58 INFO [main]: TableMetadata - columns: [costsizein, resetprepaidsize, prepaidsizerest, moncost, resetprepaidusages, costusage, resetprepaidtime, deleted, prepaidtimemonthly, costtime, prepaidsizemonthly, id, prepaidusagesrest, monthenddate, costsizeou, created, updated, name, prepaidtimerest, prepaidusagesmonthly, comment, customer_id]
20.10.06 18:01:58 INFO [main]: TableMetadata - foreign keys: []
20.10.06 18:01:58 INFO [main]: TableMetadata - indexes: [id, primary, fk7893f6d27214c11, deleted]
20.10.06 18:01:58 INFO [main]: SchemaUpdate - schema update complete
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12 years, 2 months
[Hibernate-JIRA] Created: (ANN-677) Blob is null with Postgresql
by Aaron Luchko (JIRA)
Blob is null with Postgresql
----------------------------
Key: ANN-677
URL: http://opensource.atlassian.com/projects/hibernate/browse/ANN-677
Project: Hibernate Annotations
Issue Type: Bug
Affects Versions: 3.2.1
Environment: hibernate-3.2.1, hibernate-annotations-3.2.1, postgresql-8.2.5-1.fc7, postgresql-jdbc-8.2.504-1jpp.fc7 and postgresql-8.2-506.jdbc4.jar
Reporter: Aaron Luchko
Attachments: hibPostgresbug.zip
I've found that after a sequence of queries, starting new transactions and clearing the session, a Blob will not be successfully from the database and null will be returned by the InputStream instead. Using the debugger I've followed this into the jdbc code and from what I can tell some message is sent to load the blob but the database replies with an empty set of data which naturally causes the InputStream to read null.
I've attached a test case (sorry, no makefile or pom.xml, I just ran it using eclipse) which, for me, replicates the bug.
Note I've also used hsqldb and mysql and didn't see the bug with them, only postgresql.
thanks,
Aaron
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12 years, 2 months
[Hibernate-JIRA] Created: (JPA-8) JPA Blob feature severely lacking! It does not support java.sql.Blob interface! Any fix in Hibernate JPA?
by Colbert Philippe (JIRA)
JPA Blob feature severely lacking! It does not support java.sql.Blob interface! Any fix in Hibernate JPA?
------------------------------------------------------------------------------------------------------------
Key: JPA-8
URL: http://opensource.atlassian.com/projects/hibernate/browse/JPA-8
Project: Java Persistence API
Issue Type: Improvement
Reporter: Colbert Philippe
My issue has to do with the Blob feature under JPA. The JPA standard documentation says that : (I quote) "The Java types mappled to BLOB columns are byte[], Byte[], Serializable type, while char[], Character[] and String are mapped to CLOB".
There is an important function missing in this statement. This feature is given by JDBC and made available in Hibernate Persistence. Why is it missing in JPA? The way JPA is implemented all BLOB objects are either not-loaded into memory or completely loaded into memory. What happens when an application only wants to work with only part of the BLOB object, not the entire BLOB object?
THE MISSING FEATURE:
JDBC and Hibernate, allow for declaration of fields of type java.sql.Blob (interface). This interface has special functionality that allows an application to load only part of a BLOB object (not the entire Blob object, which can be very big) . Similarly, the Blob interface allows an application to write to only part of BLOB object (not the entire BLOB object). These two important functions are lost in JPA! That's a severe drawback!
My question is: Is there a way of going around the JPA standard and allow support for java.sql.Blob columns?
Colbert
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12 years, 2 months
[Hibernate-JIRA] Created: (HBX-978) unique=true attribute of primary key in generated class prevents the schema to be regenerated
by Ali Sadik Kumlali (JIRA)
unique=true attribute of primary key in generated class prevents the schema to be regenerated
---------------------------------------------------------------------------------------------
Key: HBX-978
URL: http://opensource.atlassian.com/projects/hibernate/browse/HBX-978
Project: Hibernate Tools
Issue Type: Bug
Environment: OS: Windows Vista 6.0,x86
Database: Oracle Database 10g Express Edition Release 10.2.0.1.0 - Production
Java VM: Java HotSpot(TM) Server VM 1.5.0_11-b03,Sun Microsystems Inc.
Eclipse Europa: Version: 3.3.0 Build id: I20070621-1340
HibernateTools-3.2.0.beta10
Reporter: Ali Sadik Kumlali
Priority: Minor
Hi,
When I reverse engineer against Oracle, unique=true attribute is added to @Column annotation of primary key column. But, when I generate schema from these generated files, Oracle throws "ORA-02261: such unique or primary key already exists in the table" error.
I first ran into this situation while trying Seam and posted the problem to Seam's forum: http://www.jboss.com/index.html?module=bb&op=viewtopic&t=116478. After I got the response, decided to try it without Seam. Then, downloaded the latest HibernateTools & Eclipse Europa and reverse engineered the schema. I saw that generated classes have unique=true attribute which clearly showed that the problem was related with HibernateTools, not with Seam.
Here is the DDL of the table against which I made my test:
CREATE TABLE PEOPLE ("ID" NUMBER NOT NULL, "SURNAME" VARCHAR2(50 BYTE), "NAME" VARCHAR2(25 BYTE), CONSTRAINT "PEOPLE_PK" PRIMARY KEY ("ID"));
Regards,
Ali Sadik Kumlali
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12 years, 3 months
[Hibernate-JIRA] Created: (HHH-5585) SubDialect of PostgreSQLDialect to support (@Lob + byte[]) combination
by Justin Sands (JIRA)
SubDialect of PostgreSQLDialect to support (@Lob + byte[]) combination
----------------------------------------------------------------------
Key: HHH-5585
URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5585
Project: Hibernate Core
Issue Type: Patch
Environment: 3.6.0.CR1, postgresql
Reporter: Justin Sands
Attachments: CustomPostgreSQLDialect.zip
>From hibernate 3.5 to 3.6 the annotation combination @Lob + byte[] does not on postgresql work due to idiosyncrasies in the postgresql JDBC driver.
To support this combination, the following dialect variant can be used along with a basic-type override, provided that the application consistently uses the same annotation style (@Lob + byte[]). A similar approach could be used to support using the OID blob type which postgresql provides, although this patch does not address it.
The user must register the basic type override MateralizedVarBinaryBlobType at boot time.
I am unsure exactly where in the distribution this would fit so I have kept it in one package (org.hibernate.dialect.variant).
I have test cases which I could detach from my current project, if the maintainers think this patch is worth including.
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12 years, 3 months