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commit 4cf2fe218be26373b4310d6db5c1ee4f55ecd29d
Author: Build Pelican (action) <priv...@infra.apache.org>
AuthorDate: Tue Aug 12 14:19:52 2025 +0000
Commit build products
---
blog/2025/08/15/external-parquet-indexes/index.html | 5 ++++-
blog/feeds/all-en.atom.xml | 5 ++++-
blog/feeds/andrew-lamb-influxdata.atom.xml | 5 ++++-
blog/feeds/blog.atom.xml | 5 ++++-
4 files changed, 16 insertions(+), 4 deletions(-)
diff --git a/blog/2025/08/15/external-parquet-indexes/index.html
b/blog/2025/08/15/external-parquet-indexes/index.html
index 285c245..6cd5bbe 100644
--- a/blog/2025/08/15/external-parquet-indexes/index.html
+++ b/blog/2025/08/15/external-parquet-indexes/index.html
@@ -587,6 +587,9 @@ components, rather than as a single tightly integrated
system.</p>
improve the project. If you are interested in learning more about how query
execution works, help document or improve the DataFusion codebase, or just try
it out, we would love for you to join us.</p>
+<h3>Acknowledgements</h3>
+<p>Thank you to <a href="https://github.com/zhuqi-lucas";>Qi Zhu</a>, <a
href="https://github.com/adamreeve";>Adam Reeve</a>, <a
href="https://github.com/JigaoLuo";>Jigao Luo</a>, <a
href="https://github.com/comphead";>Oleks V</a>, <a
href="https://github.com/shehabgamin";>Shehab Amin</a>, <a
href="https://nuno-faria.github.io/";>Nuno Faria</a>
+and <a href="https://github.com/Omega359";>Bruce Ritchie</a> for their
insightful feedback on this blog post.</p>
<h3>Footnotes</h3>
<p><a id="footnote1"></a><code>1</code>: This trend is described in more
detail in the <a
href="https://www.influxdata.com/blog/flight-datafusion-arrow-parquet-fdap-architecture-influxdb/";>FDAP
Stack</a> blog</p>
<p><a id="footnote2"></a><code>2</code>: This layout is referred to as <a
href="https://www.vldb.org/conf/2001/P169.pdf";>PAX in the
@@ -601,7 +604,7 @@ with additional engineering effort (see <a
href="https://xiangpeng.systems/";>Xia
topic</a>). <a href="https://github.com/etseidl";>Ed Seidl</a> is beginning
this effort. See the <a
href="https://github.com/apache/arrow-rs/issues/5854";>ticket</a> for
details.</p>
<p><a id="footnote6"></a><code>6</code>: ClickBench includes a wide variety of
query patterns
such as point lookups, filters of different selectivity, and aggregations.</p>
-<p><a id="footnote7"></a><code>7</code>: For example, <a
href="https://github.com/zhuqi-lucas";>Zhu Qi</a> was able to speed up reads by
over 2x
+<p><a id="footnote7"></a><code>7</code>: For example, <a
href="https://github.com/zhuqi-lucas";>Qi Zhu</a> was able to speed up reads by
over 2x
simply by rewriting the Parquet files with Offset Indexes and no compression
(see <a
href="https://github.com/apache/datafusion/issues/16149#issuecomment-2918761743";>issue
#16149 comment</a> for details).
There is likely significant additional performance available by using Bloom
Filters and resorting the data
to be clustered in a more optimal way for the queries.</p>
diff --git a/blog/feeds/all-en.atom.xml b/blog/feeds/all-en.atom.xml
index 1261772..8f643f6 100644
--- a/blog/feeds/all-en.atom.xml
+++ b/blog/feeds/all-en.atom.xml
@@ -567,6 +567,9 @@ components, rather than as a single tightly integrated
system.</p>
improve the project. If you are interested in learning more about how query
execution works, help document or improve the DataFusion codebase, or just try
it out, we would love for you to join us.</p>
+<h3>Acknowledgements</h3>
+<p>Thank you to <a href="https://github.com/zhuqi-lucas">Qi
Zhu</a>, <a href="https://github.com/adamreeve">Adam
Reeve</a>, <a href="https://github.com/JigaoLuo">Jigao
Luo</a>, <a href="https://github.com/comphead">Oleks V</a>,
<a href="https://github.com/shehabgamin">Shehab Amin</a>, <a
href="https://nuno-faria.github.io/">Nuno Faria</a>
+and <a href="https://github.com/Omega359">Bruce Ritchie</a> for
their insightful feedback on this blog post.</p>
<h3>Footnotes</h3>
<p><a id="footnote1"></a><code>1</code>: This
trend is described in more detail in the <a
href="https://www.influxdata.com/blog/flight-datafusion-arrow-parquet-fdap-architecture-influxdb/">FDAP
Stack</a> blog</p>
<p><a id="footnote2"></a><code>2</code>: This
layout is referred to as <a
href="https://www.vldb.org/conf/2001/P169.pdf">PAX in the
@@ -581,7 +584,7 @@ with additional engineering effort (see <a
href="https://xiangpeng.systems/"&;
topic</a>). <a href="https://github.com/etseidl">Ed
Seidl</a> is beginning this effort. See the <a
href="https://github.com/apache/arrow-rs/issues/5854">ticket</a> for
details.</p>
<p><a id="footnote6"></a><code>6</code>:
ClickBench includes a wide variety of query patterns
such as point lookups, filters of different selectivity, and
aggregations.</p>
-<p><a id="footnote7"></a><code>7</code>: For
example, <a href="https://github.com/zhuqi-lucas">Zhu Qi</a> was
able to speed up reads by over 2x
+<p><a id="footnote7"></a><code>7</code>: For
example, <a href="https://github.com/zhuqi-lucas">Qi Zhu</a> was
able to speed up reads by over 2x
simply by rewriting the Parquet files with Offset Indexes and no compression
(see <a
href="https://github.com/apache/datafusion/issues/16149#issuecomment-2918761743">issue
#16149 comment</a> for details).
There is likely significant additional performance available by using Bloom
Filters and resorting the data
to be clustered in a more optimal way for the
queries.</p></content><category
term="blog"></category></entry><entry><title>Apache DataFusion 49.0.0
Released</title><link
href="https://datafusion.apache.org/blog/2025/07/28/datafusion-49.0.0";
rel="alternate"></link><published>2025-07-28T00:00:00+00:00</published><updated>2025-07-28T00:00:00+00:00</updated><author><name>pmc</name></author><id>tag:datafusion.apache.org,2025-07-28:/blog/2025/07/28/datafusion-49.0.0</id><summary
type="ht [...]
diff --git a/blog/feeds/andrew-lamb-influxdata.atom.xml
b/blog/feeds/andrew-lamb-influxdata.atom.xml
index 77d036c..b1b2365 100644
--- a/blog/feeds/andrew-lamb-influxdata.atom.xml
+++ b/blog/feeds/andrew-lamb-influxdata.atom.xml
@@ -567,6 +567,9 @@ components, rather than as a single tightly integrated
system.</p>
improve the project. If you are interested in learning more about how query
execution works, help document or improve the DataFusion codebase, or just try
it out, we would love for you to join us.</p>
+<h3>Acknowledgements</h3>
+<p>Thank you to <a href="https://github.com/zhuqi-lucas">Qi
Zhu</a>, <a href="https://github.com/adamreeve">Adam
Reeve</a>, <a href="https://github.com/JigaoLuo">Jigao
Luo</a>, <a href="https://github.com/comphead">Oleks V</a>,
<a href="https://github.com/shehabgamin">Shehab Amin</a>, <a
href="https://nuno-faria.github.io/">Nuno Faria</a>
+and <a href="https://github.com/Omega359">Bruce Ritchie</a> for
their insightful feedback on this blog post.</p>
<h3>Footnotes</h3>
<p><a id="footnote1"></a><code>1</code>: This
trend is described in more detail in the <a
href="https://www.influxdata.com/blog/flight-datafusion-arrow-parquet-fdap-architecture-influxdb/">FDAP
Stack</a> blog</p>
<p><a id="footnote2"></a><code>2</code>: This
layout is referred to as <a
href="https://www.vldb.org/conf/2001/P169.pdf">PAX in the
@@ -581,7 +584,7 @@ with additional engineering effort (see <a
href="https://xiangpeng.systems/"&;
topic</a>). <a href="https://github.com/etseidl">Ed
Seidl</a> is beginning this effort. See the <a
href="https://github.com/apache/arrow-rs/issues/5854">ticket</a> for
details.</p>
<p><a id="footnote6"></a><code>6</code>:
ClickBench includes a wide variety of query patterns
such as point lookups, filters of different selectivity, and
aggregations.</p>
-<p><a id="footnote7"></a><code>7</code>: For
example, <a href="https://github.com/zhuqi-lucas">Zhu Qi</a> was
able to speed up reads by over 2x
+<p><a id="footnote7"></a><code>7</code>: For
example, <a href="https://github.com/zhuqi-lucas">Qi Zhu</a> was
able to speed up reads by over 2x
simply by rewriting the Parquet files with Offset Indexes and no compression
(see <a
href="https://github.com/apache/datafusion/issues/16149#issuecomment-2918761743">issue
#16149 comment</a> for details).
There is likely significant additional performance available by using Bloom
Filters and resorting the data
to be clustered in a more optimal way for the
queries.</p></content><category term="blog"></category></entry></feed>
\ No newline at end of file
diff --git a/blog/feeds/blog.atom.xml b/blog/feeds/blog.atom.xml
index 69d53ea..86d5433 100644
--- a/blog/feeds/blog.atom.xml
+++ b/blog/feeds/blog.atom.xml
@@ -567,6 +567,9 @@ components, rather than as a single tightly integrated
system.</p>
improve the project. If you are interested in learning more about how query
execution works, help document or improve the DataFusion codebase, or just try
it out, we would love for you to join us.</p>
+<h3>Acknowledgements</h3>
+<p>Thank you to <a href="https://github.com/zhuqi-lucas">Qi
Zhu</a>, <a href="https://github.com/adamreeve">Adam
Reeve</a>, <a href="https://github.com/JigaoLuo">Jigao
Luo</a>, <a href="https://github.com/comphead">Oleks V</a>,
<a href="https://github.com/shehabgamin">Shehab Amin</a>, <a
href="https://nuno-faria.github.io/">Nuno Faria</a>
+and <a href="https://github.com/Omega359">Bruce Ritchie</a> for
their insightful feedback on this blog post.</p>
<h3>Footnotes</h3>
<p><a id="footnote1"></a><code>1</code>: This
trend is described in more detail in the <a
href="https://www.influxdata.com/blog/flight-datafusion-arrow-parquet-fdap-architecture-influxdb/">FDAP
Stack</a> blog</p>
<p><a id="footnote2"></a><code>2</code>: This
layout is referred to as <a
href="https://www.vldb.org/conf/2001/P169.pdf">PAX in the
@@ -581,7 +584,7 @@ with additional engineering effort (see <a
href="https://xiangpeng.systems/"&;
topic</a>). <a href="https://github.com/etseidl">Ed
Seidl</a> is beginning this effort. See the <a
href="https://github.com/apache/arrow-rs/issues/5854">ticket</a> for
details.</p>
<p><a id="footnote6"></a><code>6</code>:
ClickBench includes a wide variety of query patterns
such as point lookups, filters of different selectivity, and
aggregations.</p>
-<p><a id="footnote7"></a><code>7</code>: For
example, <a href="https://github.com/zhuqi-lucas">Zhu Qi</a> was
able to speed up reads by over 2x
+<p><a id="footnote7"></a><code>7</code>: For
example, <a href="https://github.com/zhuqi-lucas">Qi Zhu</a> was
able to speed up reads by over 2x
simply by rewriting the Parquet files with Offset Indexes and no compression
(see <a
href="https://github.com/apache/datafusion/issues/16149#issuecomment-2918761743">issue
#16149 comment</a> for details).
There is likely significant additional performance available by using Bloom
Filters and resorting the data
to be clustered in a more optimal way for the
queries.</p></content><category
term="blog"></category></entry><entry><title>Apache DataFusion 49.0.0
Released</title><link
href="https://datafusion.apache.org/blog/2025/07/28/datafusion-49.0.0";
rel="alternate"></link><published>2025-07-28T00:00:00+00:00</published><updated>2025-07-28T00:00:00+00:00</updated><author><name>pmc</name></author><id>tag:datafusion.apache.org,2025-07-28:/blog/2025/07/28/datafusion-49.0.0</id><summary
type="ht [...]
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