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Add HEADER support to COPY text format

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The COPY CSV format supports the HEADER option to output a header
line.  This patch adds the same option to the default text format.  On
input, the HEADER option causes the first line to be skipped, same as
with CSV.

Author: Rémi Lapeyre <remi.lapeyre@lenstra.fr>
Discussion: https://www.postgresql.org/message-id/flat/CAF1-J-0PtCWMeLtswwGV2M70U26n4g33gpe1rcKQqe6wVQDrFA@mail.gmail.com
This commit is contained in:
Peter Eisentraut
2022-01-28 09:22:53 +01:00
parent 5553cbd4fe
commit 43f33dc018
8 changed files with 29 additions and 9 deletions
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5
src/backend/commands/copyto.c
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@ -863,8 +863,11 @@ DoCopyTo(CopyToState cstate)
colname = NameStr(TupleDescAttr(tupDesc, attnum - 1)->attname);
CopyAttributeOutCSV(cstate, colname, false,
if (cstate->opts.csv_mode)
CopyAttributeOutCSV(cstate, colname, false,
list_length(cstate->attnumlist) == 1);
else
CopyAttributeOutText(cstate, colname);
}
CopySendEndOfRow(cstate);