我想查询使用CursorLoader有什么不对我的查询
这个数据库是从装载机出来
11-24 17查询:33:21.507:E/ACRA (32418):引起: android.database.sqlite.SQLiteException:near“)”:语法错误(代码 1):,编译时:SELECT _id,contact_id,photo_uri,data1, 查找FROM view_data数据WHERE(1 )AND((((mimetype =?OR mimetype =?) AND data1 like?%))ORDER BY lookup
附近有什么错误“)”,我没有看到? - 这就是为什么我的查询参数看起来像
Uri AUTO_COMPLETE_CONTACT_URI = Data.CONTENT_URI;
String[] AUTO_COMLETE_PROJECTION = {Data._ID, Data.CONTACT_ID, Data.PHOTO_URI, Data.DATA1 ,Data.LOOKUP_KEY};
String AUTO_COMPLETE_SELECTION_LIKE_QUERY = AUTO_COMPLETE_SELECTION + " AND " + Data.DATA1 + " like ?";
public static String[] getAutoCompleteQuerySelectionArgs(String query) {
return new String[] { Email.CONTENT_ITEM_TYPE, Phone.CONTENT_ITEM_TYPE, query+"%" };
}
/** This method is invoked by initLoader() */
@Override
public Loader<Cursor> onCreateLoader(int id, Bundle data) {
switch(id) {
case ContactsQuery.AUTO_COMPLETE_QUERY_ID:
Uri uri = ContactsQuery.AUTO_COMPLETE_CONTACT_URI;
if(data!=null) {
String query = data.getString(ContactsQuery.AUTO_COMPLETE_QUERY);
return new CursorLoader(getActivity().getBaseContext(), uri, ContactsQuery.AUTO_COMLETE_PROJECTION, ContactsQuery.AUTO_COMPLETE_SELECTION_LIKE_QUERY , Query.getAutoCompleteQuerySelectionArgs(query), ContactsQuery.AUTO_COMPLETE_SORT_ORDER);
}else {
return new CursorLoader(getActivity().getBaseContext(), uri, ContactsQuery.AUTO_COMLETE_PROJECTION, ContactsQuery.AUTO_COMPLETE_SELECTION , null, ContactsQuery.AUTO_COMPLETE_SORT_ORDER);
}
}
return null;
}
/** This method is executed in ui thread, after onCreateLoader() */
@Override
public void onLoadFinished(Loader<Cursor> arg0, Cursor c) {
chipsCursorAdapter.swapCursor(c);
}
@Override
public void onLoaderReset(Loader<Cursor> loader) {
chipsCursorAdapter.swapCursor(null);
}
FROM view_data数据检查应该只有表名 –
没有尝试一下代码,我想说,问题出在你查询的“like”部分 - 你应该在'like'的右边有''''。一个例子'data1 like'?%''。你尝试过吗? – Darwind
@Arju绝对不必要的,但是'FROM'是正确的:你可以使用['FROM table-name table-alias'](http://www.sqlite.org/syntaxdiagrams.html#single-source)。 –