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Java 从sqlite数据库添加数据源Blackberry_Java_Blackberry - Fatal编程技术网

Java 从sqlite数据库添加数据源Blackberry

Java 从sqlite数据库添加数据源Blackberry,java,blackberry,Java,Blackberry,我想有一个自动完成字段,从sqlite数据库中搜索。 filteredListMedia.addDataSource(0, BasicFilteredList.DATA_SOURCE_MUSIC, BasicFilteredList.DATA_FIELD_MUSIC_SONG, B

我想有一个自动完成字段,从sqlite数据库中搜索。 filteredListMedia.addDataSource(0, BasicFilteredList.DATA_SOURCE_MUSIC, BasicFilteredList.DATA_FIELD_MUSIC_SONG, BasicFilteredList.DATA_FIELD_MUSIC_ARTIST | BasicFilteredList.DATA_FIELD_MUSIC_ALBUM, BasicFilteredList.DATA_FIELD_MUSIC_SONG, -1, "somename", BasicFilteredList.COMPARISON_IGNORE_CASE); 在blackberry的自动完成示例中,这里是他们如何将列表自动完成的 filteredListMedia.addDataSource(0, BasicFilteredList.DATA_SOURCE_MUSIC, BasicFilteredList.DATA_FIELD_MUSIC_SONG, BasicFilteredList.DATA_FIELD_MUSIC_ARTIST | BasicFilteredList.DATA_FIELD_MUSIC_ALBUM, BasicFilteredList.DATA_FIELD_MUSIC_SONG, -1, "somename", BasicFilteredList.COMPARISON_IGNORE_CASE);

addDataSource的函数采用以下格式: public void addDataSource(int id, int type, long searchFields, long requestedFields, long primaryField, long secondaryField, String name, long style); 以下是我如何从sqlite数据库获取数据: db = DatabaseFactory.open(myURI); Statement st = db.createStatement("SELECT * FROM test_field"); st.prepare(); Cursor c = st.getCursor(); Row r; int i = 0; while(c.next()) { r = c.getRow(); i++; try{ //bla... }catch(AddressException e) { Dialog.alert(e.toString()); } }
如何将数据\u FIELD\u MUSIC\u SONG、数据\u FIELD\u MUSIC\u ALBUM等更改为来自sqlite数据库的数据。

是否以字符串形式保存数据???数据多种多样,有字符串、整数等。与大多数普通数据库一样。这就是你要问的吗?