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As suggested in https://github.com/bokeh/datashader/issues/553, we need to improve our raster support so that it can access large rasters chunk by chunk. This will let us work with raster datasets la…
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I am trying with the block size option, to increase the block size, since I have 50 MB file.
Can you please provide some input on what needs to be done.
I get the pyArrow error - straddle block …
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This is a follow-up of a slack [discussion](https://timescaledb.slack.com/archives/C4GT3N90X/p1606382645010400)
In our scenario we have IOT devices sending data into a `raw_data` table structured lik…
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**Which part is this question about**
This guthub repository contains an implementation of `arrow` and `parquet` and `object_store` which are related but are in separate crates and reasonably could b…
alamb updated
1 month ago
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When the **forward index is not dictionary encoded**, we have 2 choices:
- store the data as is (RAW)
- store the data **snappy** compressed - using snappy compression codec library
In additio…
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Say, if there is a `bool` in struct. When columnar storage is used wouldn't it be more useful that we can make use of every single bit rather than using a byte for a bool? Rust compiler optimizes stru…
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### Steps to reproduce the behavior (Required)
1、paimon on flink sql （paimon version：0.8+ , flink version:1.18）：
CREATE TABLE
`paimon_catalog`.`default`.`t3` (
`theme_id` string NOT NULL…
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I have been investigating potential changes to the Lance file format. These changes are for a number of reasons but the highlights are:
* Allow encodings to change on a per-page basis
* Get rid…
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Integrating with RedShift Spectrum will make this target very efficient.
**Use Case**
If you have large amounts of data that is not accessed frequently, it is more efficient to store it in S3 ins…
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🧠 rewind
✔️ parquet file[🔗](https://github.com/seoyeong200/LeetCode/issues/15#issuecomment-2412094885)
\- with spark read performance
🀄️ b-tree, b+tree, isolation level [🔗](https://github.com/s…