CSV format supports the HEADER option to output a header in the output,
it is convenient when other programs need to consume the output. This
patch adds the same option to the default text format.
Discussion:
https://www.postgresql.org/message-id/flat/CAF1-J-0PtCWMeLtswwGV2M70U26n4g33gpe1rcKQqe6wVQDrFA@mail.gmail.com
---
contrib/file_fdw/input/file_fdw.source | 1 -
contrib/file_fdw/output/file_fdw.source | 4 +---
doc/src/sgml/ref/copy.sgml | 3 ++-
src/backend/commands/copy.c | 11 +++++++----
src/test/regress/input/copy.source | 12 ++++++++++++
src/test/regress/output/copy.source | 8 ++++++++
6 files changed, 30 insertions(+), 9 deletions(-)