- 联合查询(UNION:将两组结果中的公共行组合并返回到一组结果中。 它不从两个节点返回重复的行。)
MATCH(cc:CreditCard)RETURN cc.id as id,cc.number as number,cc.name as name, cc.valid_from as valid_from,cc.valid_to as valid_to UNIONMATCH(dc:DebitCard)RETURN dc.id as id,dc.number as number,dc.name as name,dc.valid_from as valid_from,dc.valid_to as valid_to
# 查询应具有相同的列名- 联合查询(UNIONALL:将两组结果中的公共行组合并返回到一组结果中。 它从两个节点返回重复的行。)
MATCH(cc:CreditCard)RETURN cc.id as id,cc.number as number,cc.name as name,cc.valid_from as valid_from,cc.valid_to as valid_to UNIONALLMATCH(dc:DebitCard)RETURN dc.id as id,dc.number as number,dc.name as name, dc.valid_from as valid_from,dc.valid_to as valid_to
# 查询应具有相同的列名