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Additional notes
01. Starting HSQL HSQL OutOfMemoryError
Issues and Known Bugs
Some people have encountered a problem with HypersonicSQL where the database fills up with thousands of rows in the UP_USER table with a user id of "0" and user name of "system" with the rest of the fields as null values. Deleting these rows seems to fix the problem. See the HSQL OutOfMemoryError for a description of this problem.
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