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Sign upkudu维表join 出来的数据会有重复 #346
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kudu维表join 出来的数据会有重复 #346
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还需要更详细的描述，提供最小复现SQL。 |
有具体例子吗 |
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如果你的维度表或者事实表本身有重复的话 需要先去重 然后在join |
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---kudu维表语句
CREATE TABLE side_rt_d_spu_sku_relation(
spu_id int,
sku_ids varchar,
PRIMARY KEY(spu_id),
PERIOD FOR SYSTEM_TIME
)WITH(
type ='kudu',
master ='xxxxxx'
tableName='d_goods_wlm_sku_rel',
cache ='LRU',
cacheSize ='10000',
cacheTTLMs ='60000',
parallelism ='1',
partitionedJoin='false'
);