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Best this year

Object Relational Mapping

When normalizing a table, how do you decide where to move fields that are not dependent to the PK?

9 replies 1

Object Relational Mapping

Question on updating a record using hibernate

9 replies

Object Relational Mapping

Oracle Live Invalid Table Name

11 replies 2

Object Relational Mapping

Hibernate: org.hibernate.StaleObjectStateException:Row was updated or deleted by another transaction

3 replies

Object Relational Mapping

failed to lazily initialize a collection of role could not initialize proxy - no Session

13 replies

Object Relational Mapping

NullPointerException Cannot invoke "java.lang.Integer.intValue()"

17 replies

Object Relational Mapping

What are these SQL words?

8 replies 1

Object Relational Mapping

OneToOne relationship in java

10 replies

Object Relational Mapping

Not able to catch ConstraintViolationException in Hibernate

10 replies

Object Relational Mapping

Converting to hibernate with jpa

5 replies

Object Relational Mapping

Trying to understand the sequence part in Hibernate Mapping

5 replies

Object Relational Mapping

Mapstruct, service, controller - Send nested entity having (many-to-one relation) in the request

3 replies

Object Relational Mapping

Oracle Create Schema - What do I use for authorization?

3 replies

Object Relational Mapping

Converting database format to java

5 replies

Object Relational Mapping

Oracle Live SQL - Can I add Tables to a schema after the table already exists?

3 replies

Object Relational Mapping

Cannot seem to create the database on BaseX 10.5 properly using an XML file, any help?

5 replies 1

Object Relational Mapping

HQL insert syntax to insert "nested object"

5 replies

Object Relational Mapping

Why does Eclipse not show Hibernate Query Results properties?

3 replies 1

Object Relational Mapping

while migrate toplink to eclipse link without using JPA concept

1 reply

Object Relational Mapping

Save either a new or detached child object using Spring JPA and Hibernate

1 reply

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Best this month

JDBC and Relational Databases

Local MySQL Workbench don't access MySQL Server on Centos 8.

7 replies

JDBC and Relational Databases

SQL - Extract data within text

5 replies

JDBC and Relational Databases

Query or Table or DB optimization

2 replies

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Most recent

JDBC and Relational Databases

Resilient Oracle PL/SQL : Compiled?

3 months ago 1 reply

JDBC and Relational Databases

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3 months ago 5 replies 1

JDBC and Relational Databases

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3 months ago 5 replies

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3 months ago 1 reply 1

JDBC and Relational Databases

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3 months ago 1 reply

JDBC and Relational Databases

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3 months ago 1 reply

Object Relational Mapping

What are these SQL words?

3 months ago 8 replies 1

JDBC and Relational Databases

Moved from JDBCRealm to DataSourceRealm - now continually getting 408 responses

4 months ago 2 replies

JDBC and Relational Databases

How to make SET = ? work

4 months ago 1 reply

Other Big Data

Java-Kafka application or Java-Kaka-Spark application for reading a file and writing to kafka topic?

4 months ago 0 replies

JDBC and Relational Databases

Question about converting String variable to DateTime value SQL.

4 months ago 2 replies

JDBC and Relational Databases

java netbeans search in derby database using a search algorithm

4 months ago 5 replies 1

JDBC and Relational Databases

getXXX methods from ResultSet

5 months ago 5 replies

JDBC and Relational Databases

SQL Save work

5 months ago 2 replies 1

JDBC and Relational Databases

Changing from SELECT to DELETE

5 months ago 23 replies 4

Object Relational Mapping

Cannot seem to create the database on BaseX 10.5 properly using an XML file, any help?

5 months ago 5 replies 1

JDBC and Relational Databases

How to include data in a SELECT where something is not true

5 months ago 33 replies 4

Object Relational Mapping

Oracle Live Invalid Table Name

5 months ago 11 replies 2

Other Big Data

With faster option Flink being available for streaming is spark being used only for batch processing

6 months ago 2 replies

JDBC and Relational Databases

FAIL - Failed to deploy application at context path [/demonstracao]

6 months ago 4 replies

Object Relational Mapping

Can anyone bring an example of a Hibernate session/unit of work in which session cache is useful?

6 months ago 1 reply

JDBC and Relational Databases

not a valid month error

6 months ago 14 replies 3

JDBC and Relational Databases

SELECT items where a value in a column appears two or more times.

6 months ago 3 replies 1

Other Big Data

How does input and output specified in EMR step link to input and output path inside the program

6 months ago 0 replies

JDBC and Relational Databases

SQL adding a new column in result

6 months ago 4 replies

JDBC and Relational Databases

A simple practice area to learn SQL

6 months ago 10 replies

JDBC and Relational Databases

Return all rows but if there are duplicates on one row how do I get it to return only the newest ?

6 months ago 5 replies

JDBC and Relational Databases

GROUP by challenge for a person new to GROUP BY

6 months ago 6 replies

JDBC and Relational Databases

Oracle statement - I don't know what is wrong

6 months ago 4 replies

Other Big Data

In what kind of cases should EMR be chosen over Databricks which is the faster option ?

6 months ago 0 replies
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Databases

Object Relational Mapping 42625

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Best this year

When normalizing a table, how do you decide where to move fields that are not dependent to the PK?

Question on updating a record using hibernate

Oracle Live Invalid Table Name

Hibernate: org.hibernate.StaleObjectStateException:Row was updated or deleted by another transaction

failed to lazily initialize a collection of role could not initialize proxy - no Session

NullPointerException Cannot invoke "java.lang.Integer.intValue()"

What are these SQL words?

OneToOne relationship in java

Not able to catch ConstraintViolationException in Hibernate

Converting to hibernate with jpa

Trying to understand the sequence part in Hibernate Mapping

Mapstruct, service, controller - Send nested entity having (many-to-one relation) in the request

Oracle Create Schema - What do I use for authorization?

Converting database format to java

Oracle Live SQL - Can I add Tables to a schema after the table already exists?

Cannot seem to create the database on BaseX 10.5 properly using an XML file, any help?

HQL insert syntax to insert "nested object"

Why does Eclipse not show Hibernate Query Results properties?

while migrate toplink to eclipse link without using JPA concept

Save either a new or detached child object using Spring JPA and Hibernate

Best this month

Local MySQL Workbench don't access MySQL Server on Centos 8.

SQL - Extract data within text

Query or Table or DB optimization

Most recent

Resilient Oracle PL/SQL : Compiled?

Resilient Oracle PL/SQL : Contents

Resilient Oracle PL/SQL

* Welcome Stephen Morris

Resilient Oracle PL/SQL

Resilient Oracle PL/SQL

What are these SQL words?

Moved from JDBCRealm to DataSourceRealm - now continually getting 408 responses

How to make SET = ? work

Java-Kafka application or Java-Kaka-Spark application for reading a file and writing to kafka topic?

Question about converting String variable to DateTime value SQL.

java netbeans search in derby database using a search algorithm

getXXX methods from ResultSet

SQL Save work

Changing from SELECT to DELETE

Cannot seem to create the database on BaseX 10.5 properly using an XML file, any help?

How to include data in a SELECT where something is not true

Oracle Live Invalid Table Name

With faster option Flink being available for streaming is spark being used only for batch processing

FAIL - Failed to deploy application at context path [/demonstracao]

Can anyone bring an example of a Hibernate session/unit of work in which session cache is useful?

not a valid month error

SELECT items where a value in a column appears two or more times.

How does input and output specified in EMR step link to input and output path inside the program

SQL adding a new column in result

A simple practice area to learn SQL

Return all rows but if there are duplicates on one row how do I get it to return only the newest ?

GROUP by challenge for a person new to GROUP BY

Oracle statement - I don't know what is wrong

In what kind of cases should EMR be chosen over Databricks which is the faster option ?

Forums

Databases