android sqlite 查询数据库的总条数，androidsqlite

android sqlite 查询数据库的总条数，androidsqlite

	/**
	 * 查询数据库中的总条数.
	 * @return
	 */
	public long allCaseNum( ){
		String sql = "select count(*) from info";
		Cursor cursor = db.rawQuery(sql, null);
		cursor.moveToFirst();
		long count = cursor.getLong(0);
		cursor.close();
		return count;
	}

<span >	</span>/**
<span >	</span> * 查询数据库中的没有解决的条数.
<span >	</span> * @return
<span >	</span> */
<span >	</span>public long queryUndisposeCase( ){
<span >		</span>String sql = "select count(*) from info where handleStatus not in (?)";
<span >		</span>Cursor cursor = db.rawQuery(sql, new String []{"1"});
<span >		</span>cursor.moveToFirst();
<span >		</span>//获得某一列的长度
<span >		</span>long count = cursor.getLong(0);
<span >		</span>cursor.close();
<span >		</span>return count;
<span >	</span>}