@Override
    public void doLimitForModifyRequest(ModifyRequest modifyRequest) throws SQLException {
        if (null == modifyRequest || !enabledLimit) {
            return;
        }
        doLimit(modifyRequest.getSql());
    }
@Test
    void testDoLimitForModifyRequestForDdl() throws SQLException {
        ModifyRequest createTable = new ModifyRequest("create table test(id int,name varchar(255))");
        ModifyRequest createIndex = new ModifyRequest("create index test_index on test(id)");
        ModifyRequest alterTable = new ModifyRequest("alter table test add column age int");
        List<ModifyRequest> modifyRequests = new LinkedList<>();
        modifyRequests.add(createTable);
        modifyRequests.add(createIndex);
        modifyRequests.add(alterTable);
        sqlLimiter.doLimitForModifyRequest(modifyRequests);
    }