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sqldf
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Select entire group if one selection has the given value
user_7201398
0
•
asked Nov 14, 2017
3
5
66
sqldf
dplyr
dataframe
r
Find nearest matches for each row and sum based on a condition
user_8103623
0
•
asked Sep 20, 2017
7
4
248
sqldf
data.table
r
r sqldf escape double quotes
user_1268941
0
•
asked Aug 9, 2017
3
2
2072
sqldf
r
Efficient cross join with aggregation and filter
user_4095368
0
•
asked Aug 8, 2017
3
2
801
sqldf
data.table
dplyr
cross-join
r
How to append several large data.table objects into a single data.table and export to csv quickly without running out of memory?
user_2371031
0
•
asked Dec 20, 2013
8
1
1585
sqldf
data.table
csv
memory
r
Difference between PROC SQL and sqldf
user_1445246
0
•
asked Aug 2, 2012
6
2
3252
sqldf
sas
r
sql
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