Recent questions tagged hql

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hql - Prevention against SQL Injection in Hibernate

I have used hibernate to interact with my database, now I wanted to make my database layer secure against SQL ... can that be achieved ?? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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hql - can we group by day of the week using hibernate?

I want the query results to be grouped by day of the week .. like into 7 groups Monday, Tuesday, Wednesday ... HQL/Criteria)? Thanks in advance. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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hql - Hibernate new keyword with distinct

I need to take hql that is currently : select distinct a from Asset as a where ... and change it to select new ... a.id but that doesn't work. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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hql - Hibernate new keyword with distinct

I need to take hql that is currently : select distinct a from Asset as a where ... and change it to select new ... a.id but that doesn't work. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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307 views

1 answer

hql - Dropping a range of partitions in HIVE

I have a Hive (ver 0.11.0) table partitioned by column date, of type string. I want to know if there exists ... between 'date1' and 'date2'); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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269 views

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hql - What's the best way to write if/else if/else if/else in HIVE?

Hive uses IF(condition, expression, expression), so when I want to do if / else if / else if / else, I have to do: IF ... (c) { 3 } else { 4 } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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720 views

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hql - org.hibernate.QueryException: illegal attempt to dereference collection

I am trying following hql query to execute SELECT count(*) FROM BillDetails as bd WHERE bd. ... checkLhsIsNotCollection(DotNode.java:558) See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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