private List<OracleColumnInfo> buildAddColumns() {
        List<OracleColumnInfo> list = Lists.newArrayList(
                new OracleColumnInfo("test1", "NUMBER(16)", "test1"),
                new OracleColumnInfo("test2", "VARCHAR2(10)", "test2"));
        return list;
    }
Build add Oracle column info.

@return {@link List}
inlong-manager/manager-service/src/test/java/org/apache/inlong/manager/service/sink/OracleSinkServiceTest.java