Question

Spark number of input partitions vs number of reading tasks

score 543 · Answer 1 · 2025-01-05 19:58:17

543

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Spark number of input partitions vs number of reading tasks

Published on 05 January 2025 at 19:58

score 887 · Answer 2 · 2025-01-05 19:57:47

887

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Apache Spark - passing jdbc connection object to executors

Published on 05 January 2025 at 19:57

score 120 · Answer 3 · 2025-01-05 19:56:20

120

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using repartion in pyspark for huge set of data

Published on 05 January 2025 at 19:56

score 160 · Answer 4 · 2025-01-08 03:38:06

160

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How can I reduce the spark tasks when I run a spark job

Published on 08 January 2025 at 03:38

score 183 · Answer 5 · 2025-01-05 19:59:59

183

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How to read parquet files using only one thread on a worker/task node?

Published on 05 January 2025 at 19:59

score 318 · Answer 6 · 2025-01-05 19:59:58

318

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How to Increase Spark Repartition With Column Expressions Performance

Published on 05 January 2025 at 19:59

score 259 · Answer 7 · 2025-01-05 19:56:51

259

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Join 2 large size tables (50 Gb and 1 billion records)

Published on 05 January 2025 at 19:56

score 191 · Answer 8 · 2025-01-05 19:55:30

191

Views

spark repartition issue for filesize

Published on 05 January 2025 at 19:55

score 827 · Answer 9 · 2025-01-05 20:01:20

827

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What is the difference between spark.shuffle.partition and spark.repartition in spark?

Published on 05 January 2025 at 20:01

score 1.6k · Answer 10 · 2025-01-05 19:55:00

1.6k

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score 831 · Answer 11 · 2025-01-06 11:38:50

831

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Apache Spark What happens when repartition($"key") is called when size of all records per key is greater than the size of a single partition?

Published on 06 January 2025 at 11:38

score 232 · Answer 12 · 2025-01-07 07:22:36

232

Views

repartition in memory vs file

Published on 07 January 2025 at 07:22

score 40 · Answer 13 · 2025-01-05 19:58:52

40

Views

Use Spark coalesce without decreasing earlier operations parallelism

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score 106 · Answer 14 · 2025-01-03 00:04:05

106

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Published on 03 January 2025 at 00:04

score 256 · Answer 15 · 2025-01-05 20:02:20

256

Views

How to export SQL files in Synapse to sandbox environment or directly access these SQL files via notebooks?

Published on 05 January 2025 at 20:02

score 611 · Answer 16 · 2025-01-05 20:02:19

611

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If I repartition by column name does spark understand that it is repartitioned by that column when it is read back

Published on 05 January 2025 at 20:02

score 178 · Answer 17 · 2025-01-05 19:54:29

178

Views

Hanging Task in Databricks

Published on 05 January 2025 at 19:54

score 383 · Answer 18 · 2025-01-05 19:58:51

383

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How does pyspark repartition work without column name specified?

Published on 05 January 2025 at 19:58

score 51 · Answer 19 · 2025-01-05 19:58:50

51

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Spark SQL correlated subquery not identifying parent columns

Published on 05 January 2025 at 19:58

score 55 · Answer 20 · 2025-01-05 19:55:55

55

Views

Spark SQL repartition before insert operation

Published on 05 January 2025 at 19:55

List Question

Spark number of input partitions vs number of reading tasks

Apache Spark - passing jdbc connection object to executors

using repartion in pyspark for huge set of data

How can I reduce the spark tasks when I run a spark job

How to read parquet files using only one thread on a worker/task node?

How to Increase Spark Repartition With Column Expressions Performance

Join 2 large size tables (50 Gb and 1 billion records)

spark repartition issue for filesize

What is the difference between spark.shuffle.partition and spark.repartition in spark?

understanding spark.default.parallelism

Apache Spark What happens when repartition($"key") is called when size of all records per key is greater than the size of a single partition?

repartition in memory vs file

Use Spark coalesce without decreasing earlier operations parallelism

PySpark Performance slow in Reading large fixed width file with long lines to convert to structural

How to export SQL files in Synapse to sandbox environment or directly access these SQL files via notebooks?

If I repartition by column name does spark understand that it is repartitioned by that column when it is read back

Hanging Task in Databricks

How does pyspark repartition work without column name specified?

Spark SQL correlated subquery not identifying parent columns

Spark SQL repartition before insert operation

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