ShuffleExchangeExec private lazy val writeMetrics SQLShuffleWriteMetricsReporter.createShuffleWriteMetrics(sparkContext)private[sql] lazy val readMetrics SQLShuffleReadMetricsReporter.createShuffleReadMetrics(sparkContext)用在了两个地方,承接的是…
沃趣班11月月考题目解析
1.在oracle中创建用户时,若未设置default tablespace关键字,则oracle将哪个表空间分配给用户作为默认表空间 答案:D.user
SQL> create user mytest identified by 123456;
SQL> grant connect to mytest;
SQL…
es实体类:
public class ChemicalES {IndexId(type IdType.CUSTOMIZE)private Long id;HighLightIndexField(fieldType FieldType.TEXT, analyzer "ik_max_word")private String name;IndexField(fieldType FieldType.KEYWORD)private List<Stri…