[h2] Properly handling large result sets

2022-04-13 Thread Ron Exxon
I have a query that returns a very large result set, which gets overflowed to disk in a size that is too large. The environment has ample memory to handle this result set, however I haven't been able to find which configuration parameter controls the maximum in-memory size for a result set. I

Re: [h2] H2 DB Temp File is created on separate drive

2022-02-02 Thread Ron Exxon
Thanks! That's exactly what I needed. On Wednesday, February 2, 2022 at 1:26:10 PM UTC-6 Noel Grandin wrote: > You'd have to modify how the java VM chooses where to put temporary files. > There are various ways to do that depending on how you want to control it, > but at minimum it would have

[h2] H2 DB Temp File is created on separate drive

2022-02-02 Thread Ron Exxon
I am using an embedded H2 DB (v2.1.210) in a Windows Server 2016 environment. I have the database configured to use a jdbc URL with a relative path from a location on the D: drive (jdbc:h2:../data). I have a query with a large result set that seemed to be hanging. Upon further investigation, i

Re: Program hangs after retrieving 100 rows containing CLOB when using tcp

2012-03-28 Thread Ron Aaronson
for holding LOBs that are in an active result set. Certainly having a default cache size that is less than the default fetch size seems less than ideal. On Mar 19, 8:56 pm, Ron Aaronson ro...@optonline.net wrote: I am retrieving one text column (CLOB) from a table in a remote H2 database (actually

Re: Program hangs after retrieving 100 rows containing CLOB when using tcp

2012-03-28 Thread Ron Aaronson
to be the wrong structure for holding LOBs that are in an active result set. Certainly having a default cache size that is less than the default fetch size seems less than ideal. On Monday, March 19, 2012 8:56:00 PM UTC-4, Ron Aaronson wrote: I am retrieving one text column (CLOB) from a table in a remote

Program hangs after retrieving 100 rows containing CLOB when using tcp

2012-03-19 Thread Ron Aaronson
I am retrieving one text column (CLOB) from a table in a remote H2 database (actually on a local drive, but using Server, i.e. tcp/ip, to access it) and after retrieving the first 100 rows the program hangs on retrieving the next row of the result set. If, on the other hand, I access the same

Re: Something about the License

2012-02-24 Thread Ron
Hi Thank you, I have change the source code, you mean I have to post ths changes? If I post it and then i can use my project to make money? By the way, H2 is a very good project, thank you. On 2月24日, 上午4时04分, Thomas Mueller thomas.tom.muel...@gmail.com wrote: Hi, I just modify some code of

Re: Something about the License

2012-02-23 Thread Ron
Hi Anybody can help me? On 2月22日, 下午9时06分, Ron nnronk...@gmail.com wrote: Sorry,I do not speak English. I have a question. If I develop a project using H2. This project is DB Server too, and I call it another name, but I tell to the user it is really H2, I just modify some code of H2 and add

Something about the License

2012-02-22 Thread Ron
Sorry,I do not speak English. I have a question. If I develop a project using H2. This project is DB Server too, and I call it another name, but I tell to the user it is really H2, I just modify some code of H2 and add some other function. If I use this project to commercial area, did I violate