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Results tagged with hiveql
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user 75908
0
votes
1
answer
735
views
Can I MERGE INTO ... INSERT with a column list in Hive?
Here's a good example of a MERGE statement:
MERGE INTO target AS T
USING source AS S
ON T.ID = S.ID and T.tran_time = S.tran_time
WHEN MATCHED UPDATE SET quantity = S.quantity
WHEN MATCHED AND S.qu …
- 539
1
vote
0
answers
25
views
Defining external table on JSON with an @ sign in an element
I need to define a Hive external table onto a JSON file that has @ signs in its elements, e.g.
{ "data": { "@type": "person", "name": "Phil", "job": "Programmer" } }
This works:
create external ta …
- 539
1
vote
0
answers
86
views
Can I assign an index to an exploded array?
I'm doing a LATERAL EXPLODE on an array in Hive, is there a way of reliably assigning a row number based on the array element? It looks like calling row_number() on the results of the LATERAL EXPLODE …
- 539