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Best this year
Object Relational Mapping
Problems about @OneToMany and @ManyToOne
14 replies
2
Object Relational Mapping
Get children for any level in tree structure but without theirs children using Hibernate?
13 replies
1
Object Relational Mapping
JPA question on OneToMany MapBy vs JoinColumn
4 replies
Object Relational Mapping
Hibernate running multiple queries on load
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Object Relational Mapping
Suggest a book on RDBMS concepts
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Object Relational Mapping
JPA TransactionRequiredException
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Object Relational Mapping
Several entities saving
1 reply
1
Object Relational Mapping
Could not determine type for: java.util.Set error
1 reply
Object Relational Mapping
Question on one to one bidirectional
2 replies
Object Relational Mapping
Hibernate runs query against view but returns null values
2 replies
Object Relational Mapping
Would like to confirm if I get the relationship between these entities right
6 replies
Object Relational Mapping
How to Optimize Hibernate buildSessionFactory();
3 replies
Object Relational Mapping
Changing a datasoure using Hibernate
7 replies
Object Relational Mapping
Issue with identity field value insertion for DB2 Table and using spring JPA
0 replies
Object Relational Mapping
Persism 1.0.1 released - A zero ceremony ORM for Java
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Object Relational Mapping
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Object Relational Mapping
[Oracle][ODBC SQL Server Driver]Invalid parameter number {07009} in accessing from Synonym to MS SQL
11 replies
JDBC and Relational Databases
java.lang.ClassNotFoundException: com.microsoft.sqlserver.jdbc.SQLServerDriver
40 replies
3
1
JDBC and Relational Databases
Apache derby increment error
20 replies
JDBC and Relational Databases
DATEADD in JDBC template
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Object Relational Mapping
JPA question on OneToMany MapBy vs JoinColumn
4 replies
Object Relational Mapping
Hibernate running multiple queries on load
5 replies
Object Relational Mapping
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2 replies
Object Relational Mapping
Hibernate runs query against view but returns null values
2 replies
Object Relational Mapping
Issue with identity field value insertion for DB2 Table and using spring JPA
0 replies
JDBC and Relational Databases
DATEADD in JDBC template
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JDBC and Relational Databases
How to select max row of mixed string/int column with a variable number of leading characters?
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JDBC and Relational Databases
Scheduled background job is including archived members - I have excluded archived members in the SQL
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Aggregated results without duplicates on multiple columns each filtered differently
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Object Relational Mapping
javax.persistence.PersistenceException: No Persistence provider for EntityManager
5 months ago
4 replies
Hadoop
Advantage to storing data row wise in Hbase tables as compared to Relational DB?
5 months ago
9 replies
Hadoop
Can we have more than 1 data node in pseudo distributed hadoop cluster?
5 months ago
0 replies
Hadoop
Will a node added to hadoop cluster while a hadoop job is running be used by the job?
5 months ago
0 replies
JDBC and Relational Databases
Is there a way to generate an SQL schema automatically from a given Google Form?
5 months ago
2 replies
JDBC and Relational Databases
Error derby 40000
5 months ago
3 replies
JDBC and Relational Databases
CREATE table upon button click in eclipse
5 months ago
7 replies
Other Big Data
Why does Hbase not support Update operation but Cassandra supports Update operation?
6 months ago
0 replies
Other Big Data
What is the relationship between Hadoop and ETL ?
6 months ago
12 replies
Object Relational Mapping
Problems about @OneToMany and @ManyToOne
6 months ago
14 replies
2
Hadoop
Is hive to be used in any other way also other than like query browser of SQL server?
6 months ago
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Other Big Data
What exactly does it mean that MongoDb is cross platform compliant
6 months ago
8 replies
Other Big Data
Does sending realtime alerts using spark filtering for anomalies in data come under predictive analy
6 months ago
0 replies
Other Big Data
Do recommendation systems which give suggestions happen behind using realtime or batch ?
6 months ago
4 replies
Object Relational Mapping
The internal connection pool has reached its maximum size and no connection is currently available!
6 months ago
5 replies
Hadoop
What exactly is the reason for problem if replication factor is more than the number of nodes
6 months ago
0 replies
Object Relational Mapping
Should I use One-to-Many and Many-to-One or leave them out for flexibility in SpringBoot JPA app ?
6 months ago
0 replies
Hadoop
Is it same in Hadoop to have two data nodes of 50 GB each and have 1 data node of 100 MB?
6 months ago
8 replies
JDBC and Relational Databases
(SQL Oracle) My query is running slower after implementation of Cluster.
6 months ago
1 reply
Other Big Data
Interview question how will you design spark cluster to read 100 TB data and write to nosql
6 months ago
0 replies
Hadoop
Which Big Data technologies does Hadoop comprise of?
6 months ago
3 replies
Hadoop
What difference does it make that in hadoop 2, resource management handled by YARN
6 months ago
0 replies
Hadoop
Does Hbase not have fault tolerance given that it has single point of failure unlike Cassandra?
6 months ago
0 replies
Hadoop
Want to learn bigdata ,hadoop technology
6 months ago
3 replies
Other Big Data
what all comes under the umbrella of data analytics ?
6 months ago
1 reply
Hadoop
Is map reduce not used for any new code because of a faster option Apache Spark?
6 months ago
9 replies
2
Hadoop
Does any big data technology belong to hadoop ecosystem if it uses hdfs?
6 months ago
2 replies
JDBC and Relational Databases
Con.setAutoCommit(false) not working without Con.commit()
7 months ago
1 reply
JDBC and Relational Databases
setAutoCommit(false) not working
7 months ago
9 replies
JDBC and Relational Databases
java.sql.SQLException: No suitable driver found
7 months ago
6 replies
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Object Relational Mapping
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JDBC and Relational Databases
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574
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Riak
1
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85
Other Big Data
503
