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191-200 of 200 resultsRefreshError when I switch to server mode:119) at java.lang.Thread.run(Unknown Source) I'm just doing a simple insert. | |
how to create only table structure. hi, I want to create only a table without insertions of data. And also table contains constraints like not_null, unique, primary key etc. Ex: (In sql) create table emp (id int(5) primary key, name varchar2(20)); , so it will create only table. when we want | |
Performance of "InsertTest"-sizing:border-box">Insertion Speed Rate and Batch Load | |
Multithreading Test and Deadlock I move on to testing the multi threaded part of ObjectDB. From the same code (MyMain.java), I set the thread count from 1 to 4 and not only do I found it's slower overall (each thread only needs to insert 250K entities) but the threads are stuck with a deadlock. | |
Bidirectional OneToMany is slow on updated items Hello, I have a problem with the following situation. I insert persons with addresses. In the first run, they are all new with a new address. It runs fast. In the second run, the persons are all loaded and got a second address. This seams | |
EntityManagerFactory Fails To Swtich Over To Slave When Master Is Unavailable boolean WRITE_DATA_TO_DATABASE = true;" to insert a few records. Stop Main.java. 4.) Re-run | |
Query in JPA2 with LEFT JOIN on INNER JOIN> But the result of the query is different if insert the WHERE conditions instead of in the left join | |
Finding an object by its datetime SearchBookingByTimeStamp() { Calendar btime = Calendar.getInstance(); btime.set(2012, 10, 11, 7, 30, 00); //This time is already inserted, trying to find it /* My Query */ TypedQuery<Booking> query = em.createQuery( "SELECT b | |
Unexpected not reproducable exception during commit> The exact cause is unclear, but it happens during index update when an attempt to insert a new | |
ObjectDB 2.0.0> Improved performance of database insert/update/delete operations. |