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Pessimistic Lock Timeouts setting

Hi, I realise that JPA2 doesn't necessarily define a standard API way for Lock Timeouts ... for a specific time. The hint property is: "javax.persistence.lock.timeout" I have a situation ... William Support of pessimistic lock timeout setting (javax.persistence.lock.timeout) was just added in

Set timeout for BatchQueryItr

wonder if it's possible to put a timeout for too long query. Regards, Xirt xirt Sylvain ... ( unknown source ) xirt Sylvain You can set a query execution timeout as a query hint. The many

Setting and Tuning of JPA Queries

Hints ObjectDB supports the following query hints: "javax.persistence.query.timeout" - sets maximum query execution time in milliseconds. A QueryTimeoutException is thrown if timeout is exceeded. "javax.persistence.lock.timeout" - sets maximum waiting time for pessimistic locks, when pessimistic

General Settings and Logging

: <general> <temp path="$temp/ObjectDB" threshold="64mb" /> <network inactivity-timeout="0 ... represent megabytes and kilobytes (respectively). The <network> element <network inactivity-timeout="0" /> The <network> element has one attribute, inactivity-timeout, which specifies when network

Locking in JPA

(on the second lock request). Pessimistic Lock Timeout By default, when a pessimistic lock conflict occurs a LockTimeoutException is thrown immediately. The "javax.persistence.lock.timeout" hint ... :     <properties>        <property name="javax.persistence.lock.timeout" value="1000"/> </properties

Pessimistic lock timeout - blocks indefinitely

to update the object. I'm using a pessimistic lock with timeout as follows: Map<String,Object> properties = new HashMap<String,Object>(); properties.put("javax.persistence.lock.timeout", 5000 ... killed the test after a min or so). If I set the timeout to less than 1000ms the blocked threads


- if the statement execution exceeds the query timeout value set and only the statement is rolled back PersistenceException - if the query execution exceeds the query timeout value set ... execution exceeds the query timeout value set and only the statement is rolled

Step 6: Set the Spring XML

</url-pattern> </servlet-mapping> <session-config> <session-timeout> 30 </session-timeout> </session-config> <welcome-file-list> <welcome-file>index.jsp

Step 6: Set the Spring XML

-mapping> <session-config> <session-timeout> 30 </session-timeout

[ODB1] Chapter 8 - ObjectDB Server

" user-max="10" timeout="300" /> </server> <users> <user name="admin" password="admin ... max="10" user-max="10" timeout="300" /> </server> All attributes and sub elements shown in ... is closed or until a timeout specified on the client side is exceeded. The role of the timeout

Getting Started

ObjectDB is very easy to use. Follow the Getting Started Tutorial and the Quick Tour manual chapter and in minutes you may be able to write and run first Java programs against ObjectDB.

Prior knowledge or experience in database programming (SQL, JDBC, ORM, JPA, etc.) is not required, but some background in using the Java language is essential.

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