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Manual
29

Database Explorer

to view data in ObjectDB databases, execute JPQL and JDOQL queries and edit the content of databases ... ) in the database and their persistent fields and indexes. The [Query] window enables running JPQL and JDOQL queries, as discussed below. Closing a Database Connection Use the File > Close menu command
JDO Doc
28

addExtension(key, value)

Method javax.jdo.Query void addExtension(   String key,   Object value ) Add a vendor-specific extension to this query. The key and value are not standard. An implementation must ignore keys that are not recognized. Parameters: key - the key of the extension value - the value of the extension Since: JDO 2.0
JDO Doc
28

Constants.OPTION_QUERY_SQL

Static Field javax.jdo.Constants String OPTION_QUERY_SQL "javax.jdo.query.SQL" Since: JDO 2.1 See Also: PersistenceManagerFactory.supportedOptions()
JDO Doc
28

declareVariables(variables)

Method javax.jdo.Query void declareVariables(   String variables ) Declare the unbound variables to be used in the query. Variables might be used in the filter, and these variables must be declared with their type. The unbound variable declaration is a String containing one or more unbound variable
JDO Doc
28

deletePersistentAll(parameters)

Method javax.jdo.Query long deletePersistentAll(   Map parameters ) Deletes all the instances of the candidate class that pass the filter. Parameters: parameters - for the query Returns: the number of instances of the candidate class that were deleted Since: JDO 2.0 See Also: deletePersistentAll()
JDO Doc
28

deletePersistentAll(parameters)

Method javax.jdo.Query long deletePersistentAll(   Object... parameters ) Deletes all the instances of the candidate class that pass the filter. Parameters: parameters - for the query Returns: the number of instances of the candidate class that were deleted Since: JDO 2.0 See Also: deletePersistentAll()
JDO Doc
28

execute()

Method javax.jdo.Query Object execute() Execute the query and return the filtered Collection. Returns: the filtered Collection. Since: JDO 1.0 See Also: executeWithArray(Object[] parameters)
JDO Doc
28

execute(p1)

Method javax.jdo.Query Object execute(   Object p1 ) Execute the query and return the filtered Collection. Parameters: p1 - the value of the first parameter declared. Returns: the filtered Collection. Since: JDO 1.0 See Also: executeWithArray(Object[] parameters)
JDO Doc
28

execute(p1, p2)

Method javax.jdo.Query Object execute(   Object p1,   Object p2 ) Execute the query and return the filtered Collection. Parameters: p1 - the value of the first parameter declared. p2 - the value of the second parameter declared. Returns: the filtered Collection. Since: JDO 1.0 See Also: executeWithArray(Object[] parameters)
JDO Doc
28

execute(p1, p2, p3)

Method javax.jdo.Query Object execute(   Object p1,   Object p2,   Object p3 ) Execute the query and return the filtered Collection. Parameters: p1 - the value of the first parameter declared. p2 - the value of the second parameter declared. p3 - the value of the third parameter declared. Returns