### Question:
CommonDeleteBuilder extends AbstractCommonBuilder { @Override public String buildSql() { return String.format(SQL_TEMPLATE, columnId); } CommonDeleteBuilder(String colId); @Override String buildSql();  }### Answer:
@Test public void build() throws Exception { CommonDeleteBuilder b = new CommonDeleteBuilder("id2"); assertThat(b.buildSql(), equalTo("delete from #table where id2 = :1")); }