1919 - duckplyr
2020 - dplyr
2121 - tidyverse
22- rmd_hash : 6cef438dc666a330
22+ rmd_hash : 8d425cc0368747e0
2323
2424---
2525
@@ -108,7 +108,7 @@ Now, the default automatic materialization can be problematic if dealing with la
108108<div class =" highlight " >
109109
110110<pre class =' chroma ' ><code class =' language-r ' data-lang =' r ' ><span ><span class =' nv ' >out</span > <span class =' o ' >< ; -</span > <span class =' nv ' >babynames</span > <span class =' o ' >|> ; </span ></span >
111- <span > <span class =' nf ' ><a href =' https://duckplyr.tidyverse.org/reference/duckdb_tibble.html ' >duckdb_tibble </a ></span ><span class =' o ' >(</span >prudence <span class =' o ' >=</span > <span class =' s ' >"lavish"</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span > <span class =' c ' ># default value of prudence :-)</span ></span >
111+ <span > <span class =' nf ' ><a href =' https://duckplyr.tidyverse.org/reference/duckdb_tibble.html ' >as_duckdb_tibble </a ></span ><span class =' o ' >(</span >prudence <span class =' o ' >=</span > <span class =' s ' >"lavish"</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span > <span class =' c ' ># default value of prudence :-)</span ></span >
112112<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/filter.html ' >filter</a ></span ><span class =' o ' >(</span ><span class =' nv ' >n</span > <span class =' o ' >> ; </span > <span class =' m ' >1000</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span ></span >
113113<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/summarise.html ' >summarize</a ></span ><span class =' o ' >(</span ></span >
114114<span > .by <span class =' o ' >=</span > <span class =' nf ' ><a href =' https://rdrr.io/r/base/c.html ' >c</a ></span ><span class =' o ' >(</span ><span class =' nv ' >sex</span >, <span class =' nv ' >year</span ><span class =' o ' >)</span >,</span >
@@ -129,7 +129,7 @@ Now, the default automatic materialization can be problematic if dealing with la
129129<div class =" highlight " >
130130
131131<pre class =' chroma ' ><code class =' language-r ' data-lang =' r ' ><span ><span class =' nv ' >stingy</span > <span class =' o ' >< ; -</span > <span class =' nv ' >babynames</span > <span class =' o ' >|> ; </span ></span >
132- <span > <span class =' nf ' ><a href =' https://duckplyr.tidyverse.org/reference/duckdb_tibble.html ' >duckdb_tibble </a ></span ><span class =' o ' >(</span >prudence <span class =' o ' >=</span > <span class =' s ' >"stingy"</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span > <span class =' c ' ># like the famous duck Uncle Scrooge :-)</span ></span >
132+ <span > <span class =' nf ' ><a href =' https://duckplyr.tidyverse.org/reference/duckdb_tibble.html ' >as_duckdb_tibble </a ></span ><span class =' o ' >(</span >prudence <span class =' o ' >=</span > <span class =' s ' >"stingy"</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span > <span class =' c ' ># like the famous duck Uncle Scrooge :-)</span ></span >
133133<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/filter.html ' >filter</a ></span ><span class =' o ' >(</span ><span class =' nv ' >n</span > <span class =' o ' >> ; </span > <span class =' m ' >1500</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span ></span >
134134<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/summarise.html ' >summarize</a ></span ><span class =' o ' >(</span ></span >
135135<span > .by <span class =' o ' >=</span > <span class =' nf ' ><a href =' https://rdrr.io/r/base/c.html ' >c</a ></span ><span class =' o ' >(</span ><span class =' nv ' >sex</span >, <span class =' nv ' >year</span ><span class =' o ' >)</span >,</span >
@@ -138,9 +138,10 @@ Now, the default automatic materialization can be problematic if dealing with la
138138<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/filter.html ' >filter</a ></span ><span class =' o ' >(</span ><span class =' nv ' >sex</span > <span class =' o ' >==</span > <span class =' s ' >"F"</span ><span class =' o ' >)</span ></span >
139139<span ></span >
140140<span ><span class =' nf ' ><a href =' https://rdrr.io/r/base/class.html ' >class</a ></span ><span class =' o ' >(</span ><span class =' nv ' >stingy</span ><span class =' o ' >)</span ></span >
141- <span ><span class =' c ' >#> ; [1] "duckplyr_df" "tbl_df" "tbl" "data.frame"</span ></span >
141+ <span ><span class =' c ' >#> ; [1] "prudent_duckplyr_df" "duckplyr_df" "tbl_df" </span ></span >
142+ <span ><span class =' c ' >#> ; [4] "tbl" "data.frame"</span ></span >
142143<span ></span ><span ><span class =' nf ' ><a href =' https://rdrr.io/r/base/nrow.html ' >nrow</a ></span ><span class =' o ' >(</span ><span class =' nv ' >stingy</span ><span class =' o ' >)</span ></span >
143- <span ><span class =' c ' >#> ; [1] 138 </span ></span >
144+ <span ><span class =' c ' >#> ; Error: Materialization would result in 1 rows, which exceeds the limit of 0. Use collect() or as_tibble() to materialize. </span ></span >
144145<span ></span ></code ></pre >
145146
146147</div >
@@ -150,7 +151,7 @@ Now, the default automatic materialization can be problematic if dealing with la
150151<div class =" highlight " >
151152
152153<pre class =' chroma ' ><code class =' language-r ' data-lang =' r ' ><span ><span class =' nv ' >thrifty</span > <span class =' o ' >< ; -</span > <span class =' nv ' >babynames</span > <span class =' o ' >|> ; </span ></span >
153- <span > <span class =' nf ' ><a href =' https://duckplyr.tidyverse.org/reference/duckdb_tibble.html ' >duckdb_tibble </a ></span ><span class =' o ' >(</span >prudence <span class =' o ' >=</span > <span class =' s ' >"stingy"</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span > </span >
154+ <span > <span class =' nf ' ><a href =' https://duckplyr.tidyverse.org/reference/duckdb_tibble.html ' >as_duckdb_tibble </a ></span ><span class =' o ' >(</span >prudence <span class =' o ' >=</span > <span class =' s ' >"stingy"</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span > </span >
154155<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/filter.html ' >filter</a ></span ><span class =' o ' >(</span ><span class =' nv ' >n</span > <span class =' o ' >> ; </span > <span class =' m ' >1000</span ><span class =' o ' >)</span > <span class =' o ' >|> ; </span ></span >
155156<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/summarise.html ' >summarize</a ></span ><span class =' o ' >(</span ></span >
156157<span > .by <span class =' o ' >=</span > <span class =' nf ' ><a href =' https://rdrr.io/r/base/c.html ' >c</a ></span ><span class =' o ' >(</span ><span class =' nv ' >sex</span >, <span class =' nv ' >year</span ><span class =' o ' >)</span >,</span >
@@ -159,9 +160,10 @@ Now, the default automatic materialization can be problematic if dealing with la
159160<span > <span class =' nf ' ><a href =' https://dplyr.tidyverse.org/reference/filter.html ' >filter</a ></span ><span class =' o ' >(</span ><span class =' nv ' >sex</span > <span class =' o ' >==</span > <span class =' s ' >"F"</span ><span class =' o ' >)</span ></span >
160161<span ></span >
161162<span ><span class =' nf ' ><a href =' https://rdrr.io/r/base/class.html ' >class</a ></span ><span class =' o ' >(</span ><span class =' nv ' >thrifty</span ><span class =' o ' >)</span ></span >
162- <span ><span class =' c ' >#> ; [1] "duckplyr_df" "tbl_df" "tbl" "data.frame"</span ></span >
163+ <span ><span class =' c ' >#> ; [1] "prudent_duckplyr_df" "duckplyr_df" "tbl_df" </span ></span >
164+ <span ><span class =' c ' >#> ; [4] "tbl" "data.frame"</span ></span >
163165<span ></span ><span ><span class =' nf ' ><a href =' https://rdrr.io/r/base/nrow.html ' >nrow</a ></span ><span class =' o ' >(</span ><span class =' nv ' >thrifty</span ><span class =' o ' >)</span ></span >
164- <span ><span class =' c ' >#> ; [1] 138 </span ></span >
166+ <span ><span class =' c ' >#> ; Error: Materialization would result in 1 rows, which exceeds the limit of 0. Use collect() or as_tibble() to materialize. </span ></span >
165167<span ></span ></code ></pre >
166168
167169</div >
@@ -208,16 +210,16 @@ The result can finally be materialized to memory, or computed temporarily, or co
208210<span ><span class =' c ' >#> ; <span style =' color : #555555 ;' ># A tibble: 138 × 3</span ></span ></span >
209211<span ><span class =' c ' >#> ; sex year babies_n</span ></span >
210212<span ><span class =' c ' >#> ; <span style =' color : #555555 ; font-style : italic ;' >< ; chr> ; </span > <span style =' color : #555555 ; font-style : italic ;' >< ; dbl> ; </span > <span style =' color : #555555 ; font-style : italic ;' >< ; dbl> ; </span ></span ></span >
211- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 1</span > F <span style =' text-decoration : underline ;' >1</span >995 1<span style =' text-decoration : underline ;' >139 </span >006 </span ></span >
212- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 2</span > F <span style =' text-decoration : underline ;' >1</span >903 <span style =' text-decoration : underline ;' >152 </span >367 </span ></span >
213- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 3</span > F <span style =' text-decoration : underline ;' >1 </span >914 <span style =' text-decoration : underline ;' >564 </span >502 </span ></span >
214- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 4</span > F <span style =' text-decoration : underline ;' >1 </span >916 <span style =' text-decoration : underline ;' >815 </span >256 </span ></span >
215- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 5</span > F <span style =' text-decoration : underline ;' >1 </span >921 <span style =' text-decoration : underline ;' >980 </span >269 </span ></span >
216- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 6</span > F <span style =' text-decoration : underline ;' >1</span >935 <span style =' text-decoration : underline ;' >816 </span >510 </span ></span >
217- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 7</span > F <span style =' text-decoration : underline ;' >1</span >943 1 <span style =' text-decoration : underline ;' >133 </span >004 </span ></span >
218- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 8</span > F <span style =' text-decoration : underline ;' >1</span >955 1 <span style =' text-decoration : underline ;' >634 </span >537 </span ></span >
219- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 9</span > F <span style =' text-decoration : underline ;' >1</span >962 1 <span style =' text-decoration : underline ;' >605 </span >822 </span ></span >
220- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' >10</span > F <span style =' text-decoration : underline ;' >1</span >973 1 <span style =' text-decoration : underline ;' >047 </span >513 </span ></span >
213+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 1</span > F <span style =' text-decoration : underline ;' >1</span >992 1<span style =' text-decoration : underline ;' >226 </span >792 </span ></span >
214+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 2</span > F <span style =' text-decoration : underline ;' >1</span >997 1 <span style =' text-decoration : underline ;' >112 </span >135 </span ></span >
215+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 3</span > F <span style =' text-decoration : underline ;' >2 </span >002 1 <span style =' text-decoration : underline ;' >089 </span >406 </span ></span >
216+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 4</span > F <span style =' text-decoration : underline ;' >2 </span >005 1 <span style =' text-decoration : underline ;' >083 </span >492 </span ></span >
217+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 5</span > F <span style =' text-decoration : underline ;' >2 </span >012 <span style =' text-decoration : underline ;' >961 </span >393 </span ></span >
218+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 6</span > F <span style =' text-decoration : underline ;' >1</span >902 <span style =' text-decoration : underline ;' >154 </span >806 </span ></span >
219+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 7</span > F <span style =' text-decoration : underline ;' >1</span >907 <span style =' text-decoration : underline ;' >194 </span >763 </span ></span >
220+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 8</span > F <span style =' text-decoration : underline ;' >1</span >917 <span style =' text-decoration : underline ;' >851 </span >315 </span ></span >
221+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 9</span > F <span style =' text-decoration : underline ;' >1</span >924 <span style =' text-decoration : underline ;' >992 </span >331 </span ></span >
222+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' >10</span > F <span style =' text-decoration : underline ;' >1</span >938 <span style =' text-decoration : underline ;' >871 </span >255 </span ></span >
221223<span ><span class =' c ' >#> ; <span style =' color : #555555 ;' ># ℹ 128 more rows</span ></span ></span >
222224<span ></span ><span ></span >
223225<span ><span class =' c ' ># to a file</span ></span >
@@ -228,16 +230,16 @@ The result can finally be materialized to memory, or computed temporarily, or co
228230<span ><span class =' c ' >#> ; <span style =' color : #555555 ;' ># A duckplyr data frame: 3 variables</span ></span ></span >
229231<span ><span class =' c ' >#> ; sex year babies_n</span ></span >
230232<span ><span class =' c ' >#> ; <span style =' color : #555555 ; font-style : italic ;' >< ; lgl> ; </span > <span style =' color : #555555 ; font-style : italic ;' >< ; dbl> ; </span > <span style =' color : #555555 ; font-style : italic ;' >< ; dbl> ; </span ></span ></span >
231- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 1</span > FALSE <span style =' text-decoration : underline ;' >1</span >995 1<span style =' text-decoration : underline ;' >139 </span >006 </span ></span >
232- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 2</span > FALSE <span style =' text-decoration : underline ;' >1</span >903 <span style =' text-decoration : underline ;' >152 </span >367 </span ></span >
233- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 3</span > FALSE <span style =' text-decoration : underline ;' >1 </span >914 <span style =' text-decoration : underline ;' >564 </span >502 </span ></span >
234- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 4</span > FALSE <span style =' text-decoration : underline ;' >1 </span >916 <span style =' text-decoration : underline ;' >815 </span >256 </span ></span >
235- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 5</span > FALSE <span style =' text-decoration : underline ;' >1 </span >921 <span style =' text-decoration : underline ;' >980 </span >269 </span ></span >
236- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 6</span > FALSE <span style =' text-decoration : underline ;' >1</span >935 <span style =' text-decoration : underline ;' >816 </span >510 </span ></span >
237- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 7</span > FALSE <span style =' text-decoration : underline ;' >1</span >943 1 <span style =' text-decoration : underline ;' >133 </span >004 </span ></span >
238- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 8</span > FALSE <span style =' text-decoration : underline ;' >1</span >955 1 <span style =' text-decoration : underline ;' >634 </span >537 </span ></span >
239- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 9</span > FALSE <span style =' text-decoration : underline ;' >1</span >962 1 <span style =' text-decoration : underline ;' >605 </span >822 </span ></span >
240- <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' >10</span > FALSE <span style =' text-decoration : underline ;' >1</span >973 1 <span style =' text-decoration : underline ;' >047 </span >513 </span ></span >
233+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 1</span > FALSE <span style =' text-decoration : underline ;' >1</span >992 1<span style =' text-decoration : underline ;' >226 </span >792 </span ></span >
234+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 2</span > FALSE <span style =' text-decoration : underline ;' >1</span >997 1 <span style =' text-decoration : underline ;' >112 </span >135 </span ></span >
235+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 3</span > FALSE <span style =' text-decoration : underline ;' >2 </span >002 1 <span style =' text-decoration : underline ;' >089 </span >406 </span ></span >
236+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 4</span > FALSE <span style =' text-decoration : underline ;' >2 </span >005 1 <span style =' text-decoration : underline ;' >083 </span >492 </span ></span >
237+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 5</span > FALSE <span style =' text-decoration : underline ;' >2 </span >012 <span style =' text-decoration : underline ;' >961 </span >393 </span ></span >
238+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 6</span > FALSE <span style =' text-decoration : underline ;' >1</span >902 <span style =' text-decoration : underline ;' >154 </span >806 </span ></span >
239+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 7</span > FALSE <span style =' text-decoration : underline ;' >1</span >907 <span style =' text-decoration : underline ;' >194 </span >763 </span ></span >
240+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 8</span > FALSE <span style =' text-decoration : underline ;' >1</span >917 <span style =' text-decoration : underline ;' >851 </span >315 </span ></span >
241+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' > 9</span > FALSE <span style =' text-decoration : underline ;' >1</span >924 <span style =' text-decoration : underline ;' >992 </span >331 </span ></span >
242+ <span ><span class =' c ' >#> ; <span style =' color : #555555 ;' >10</span > FALSE <span style =' text-decoration : underline ;' >1</span >938 <span style =' text-decoration : underline ;' >871 </span >255 </span ></span >
241243<span ><span class =' c ' >#> ; <span style =' color : #555555 ;' ># ℹ more rows</span ></span ></span >
242244<span ></span ><span ><span class =' nf ' ><a href =' https://rdrr.io/r/base/file.info.html ' >file.size</a ></span ><span class =' o ' >(</span ><span class =' nv ' >csv_file</span ><span class =' o ' >)</span ></span >
243245<span ><span class =' c ' >#> ; [1] 2560</span ></span >
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