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Support zstd compression

Status: Open.

#7457 In Rdatatable/data.table;

· hutch3232 opened on Dec 9, 2025

Storing xgboost models in list columns fails

Status: Open.

#7456 In Rdatatable/data.table;

· be-marc opened on Dec 8, 2025

Deprecate %notin%

breaking-changeissues whose solution would require breaking existing behaviorissues whose solution would require breaking existing behavior

Status: Open.

#7453 In Rdatatable/data.table;

· MichaelChirico opened on Dec 7, 2025

<code>rbindlist</code> doesn't protect the <code>ENC2UTF8</code> temporaries

[rbind|cbind|merge]list

encodingissues related to Encodingissues related to Encoding

segfault

Status: Open.

Bug

#7452 In Rdatatable/data.table;

· aitap opened on Dec 7, 2025

setnafill error for invalid input should be more helpful

Status: Open.

#7449 In Rdatatable/data.table;

· MichaelChirico opened on Dec 5, 2025

So what are y'all thinking about <code>forder()</code> and <code>TRUELENGTH()</code>?

Status: Open.

#7443 In Rdatatable/data.table;

· DavisVaughan opened on Dec 4, 2025

join on: d1.a IS NULL OR d1.a = d2.a

feature request

joinsUse label:"non-equi joins" for rolling, overlapping, and non-equi joinsUse label:"non-equi joins" for rolling, overlapping, and non-equi joins

Status: Open.

#7439 In Rdatatable/data.table;

· jan-swissre opened on Nov 27, 2025

fread should not create data.tables with more than 2^31 rows

longvecLong Vector supportLong Vector support

Status: Open.

#7438 In Rdatatable/data.table;

· ecoRoland2 opened on Nov 25, 2025

fintersect and fsetdiff handle column scope conflicts better

scopingIssues related to variable scopingIssues related to variable scoping

Status: Open.

#7435 In Rdatatable/data.table;

· jangorecki opened on Nov 23, 2025

all.equal could be improved

Status: Open.

#7434 In Rdatatable/data.table;

· jan-swissre opened on Nov 22, 2025

.SD ignores locally updated vectors in j

documentation

Status: Open.

#7431 In Rdatatable/data.table;

· jan-swissre opened on Nov 18, 2025

GForce could work with by = .EACHI

GForceissues relating to optimized grouping calculations (GForce)issues relating to optimized grouping calculations (GForce)

Status: Open.

#7430 In Rdatatable/data.table;

· jan-swissre opened on Nov 17, 2025