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Optimized way to check if record is present in table 1. If not then check table 2, else return default value

score 189 · Answer 1 · 2025-01-06 23:18:29

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Optimized way to check if record is present in table 1. If not then check table 2, else return default value

189 views Asked by Ekta J At 06 January 2025 at 23:18

score 379 · Answer 2 · 2025-01-06 23:15:51

Hive nested SUM over partition - error Expression not in GROUP BY key

379 views Asked by d-_-b At 06 January 2025 at 23:15

score 72 · Answer 3 · 2025-01-06 23:17:37

I want to find out the second most populous country from the partitioned table

72 views Asked by Vasudha Jain At 06 January 2025 at 23:17

score 628 · Answer 4 · 2025-01-06 23:12:00

FETCH the latest partition from HIVE table

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score 2002 · Answer 5 · 2025-01-06 23:15:49

Hive View Query Performance: Union tables with different schemas

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score 762 · Answer 6 · 2025-01-06 23:17:55

Data ingest issues hive: java.lang.OutOfMemoryError: unable to create new native thread

762 views Asked by Zafar At 06 January 2025 at 23:17

score 1877 · Answer 7 · 2025-01-06 23:14:32

Populate preceding value using case statement in Hive

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score 646 · Answer 8 · 2025-01-06 23:14:31

Padding Leading Zero's based on Column Length In Hive

646 views Asked by Rahul Patidar At 06 January 2025 at 23:14

score 469 · Answer 9 · 2025-01-06 23:12:41

Replace Digits Using SubString and lpad/rpad

469 views Asked by Sonu At 06 January 2025 at 23:12

score 209 · Answer 10 · 2025-01-06 23:13:53

Replace Digits Using SubString and lpad/rpad In Hive

209 views Asked by Sonu At 06 January 2025 at 23:13

TechQA.

List Question

Optimized way to check if record is present in table 1. If not then check table 2, else return default value

Hive nested SUM over partition - error Expression not in GROUP BY key

I want to find out the second most populous country from the partitioned table

FETCH the latest partition from HIVE table

Hive View Query Performance: Union tables with different schemas

Data ingest issues hive: java.lang.OutOfMemoryError: unable to create new native thread

Populate preceding value using case statement in Hive

Padding Leading Zero's based on Column Length In Hive

Replace Digits Using SubString and lpad/rpad

Replace Digits Using SubString and lpad/rpad In Hive

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