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Tag: h2

Recursive CTE throws temp tablespace is empty error

By adminPosted on January 31, 2022

Question : I need to aggregate the contents of multiple rows into a row as a delimited text. Here’s the […]

Will Derby, H2, or SQLite give faster load time and/or smaller file size than HSQL?

By adminPosted on September 9, 2021

Question : I have some flat files with the following columns; 3 integers, 3 reals, and 1 varchar(20). For querying […]

Application testing: using multiple users in Oracle instead of mem H2. How to make it as fast as possible?

By adminPosted on March 27, 2021

Question : I decided to stop using H2 for obvious reasons (I have Oracle on production, compatibility mode is a […]

Alternatives for a LEFT OUTER JOIN query

By adminPosted on September 24, 2020

Question : Problem I have a SQL statement with an LEFT OUTER JOIN which works fine on our Microsoft SQL […]

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