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Improve access to data.tables metadata - tables(), columns() #1648
FR for functions to allow easier access to data.tables metadata and easier audit/programmatic use. Function tables could be improved, and new function columns could provide information on columns.
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MichaelChirico commentedon Apr 15, 2016
What do you have in mind for the
columnsfunction? It's not clear...Also adding that there was some discussion of
tablesin #1523jangorecki commentedon Apr 15, 2016
@MichaelChirico
re:
columns()- function to gather metadata about the columns, address of the column (so#641) is one of the metadata that can be collected. Bigger picture ofcolumnscan be found in master...jangorecki:information_schema#diff-f804b88946820485d304b5ab91817450R67Currently
tables()is focused on printing, so not really useful for processing metadata.MichaelChirico commentedon Apr 15, 2016
Got it. Looks cool.
jangorecki commentedon Apr 15, 2016
Sorry, I simply didn't confirm it. I mean #718
MichaelChirico commentedon Jul 5, 2025
@jangorecki could this be closed?