left outer join

短语

词形变化

left outer joins 复数 left outer joins

别名

left join

释义与例句

n.
  1. 1.

    A join yielding a set of records for two tables, where all rows of the "left" table are enlisted with all rows of the "right" table, even if the join condition does not find any matching row on the "right".

    计算机 工程 数学