HDFSused is"Write once, read many"file access model. So it is recommended that a file be created, written and closed After closing, do not modify it again.
A project requires Internet access to a certain area? ?Save it, and search the full text of these Internet records to see if there is any? ?information, with
to prevent crime in the region.
In this scenario, which of the following options is the best?
In useSolrWhen performing a full-text search, you canwtThe parameter specifies the response format of the query result.
aboutSolrThe response format of the query result, which of the following statements is wrong?
FusionInsight HDofHive, user-definedUDFcan andHiveBuilt-inUDFduplicate name, in this case,
will use user-definedUDF.
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