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| author | Bruce Momjian <bruce@momjian.us> | 2023-11-03 13:57:58 -0400 |
|---|---|---|
| committer | Bruce Momjian <bruce@momjian.us> | 2023-11-03 13:57:58 -0400 |
| commit | 36726b7882180b798768239060e462fc9c184d27 (patch) | |
| tree | b6648c0e24576af5acbca8cbe8101602f09a02e6 | |
| parent | 019317756673a5e55171918ab6a2a9a1ebf48648 (diff) | |
| download | postgresql-36726b7882180b798768239060e462fc9c184d27.tar.gz postgresql-36726b7882180b798768239060e462fc9c184d27.zip | |
doc: \copy can get data values \. and end-of-input confused
Reported-by: Svante Richter
Discussion: https://postgr.es/m/fcd57e4-8f23-4c3e-a5db-2571d09208e2@beta.fastmail.com
Backpatch-through: 11
| -rw-r--r-- | doc/src/sgml/ref/psql-ref.sgml | 4 | ||||
| -rw-r--r-- | src/bin/psql/copy.c | 1 |
2 files changed, 5 insertions, 0 deletions
diff --git a/doc/src/sgml/ref/psql-ref.sgml b/doc/src/sgml/ref/psql-ref.sgml index 86c8b84223b..a5e2d1f0418 100644 --- a/doc/src/sgml/ref/psql-ref.sgml +++ b/doc/src/sgml/ref/psql-ref.sgml @@ -1076,6 +1076,10 @@ testdb=> destination, because all data must pass through the client/server connection. For large amounts of data the <acronym>SQL</acronym> command might be preferable. + Also, because of this pass-through method, <literal>\copy + ... from</literal> in <acronym>CSV</acronym> mode will erroneously + treat a <literal>\.</literal> data value alone on a line as an + end-of-input marker. </para> </tip> diff --git a/src/bin/psql/copy.c b/src/bin/psql/copy.c index f9e53d62954..182830f0ccb 100644 --- a/src/bin/psql/copy.c +++ b/src/bin/psql/copy.c @@ -631,6 +631,7 @@ handleCopyIn(PGconn *conn, FILE *copystream, bool isbinary, PGresult **res) * This code erroneously assumes '\.' on a line alone * inside a quoted CSV string terminates the \copy. * http://www.postgresql.org/message-id/E1TdNVQ-0001ju-GO@wrigleys.postgresql.org + * https://www.postgresql.org/message-id/bfcd57e4-8f23-4c3e-a5db-2571d09208e2@beta.fastmail.com */ if (strcmp(buf, "\\.\n") == 0 || strcmp(buf, "\\.\r\n") == 0) |