Java tutorial
//package com.java2s; import android.database.sqlite.SQLiteDatabase; public class Main { static final String TABLE_NAME = "cache_data"; static final String FIELD_SET_NAME = "set_name"; static final String FIELD_VALUE = "value"; public static boolean delete(SQLiteDatabase db, String key, String value) { return db.delete(TABLE_NAME, FIELD_SET_NAME + "= ?," + FIELD_VALUE + "=?", new String[] { key, value }) == 0 ? false : true; } }