On Sat, Oct 28, 2023 at 08:38:26PM -0400, Bruce Momjian wrote:
> I would like to apply the attached patch to master. Looking at your
> adjustments for ERRCODE_FEATURE_NOT_SUPPORTED to
> ERRCODE_INVALID_PARAMETER_VALUE, I only changed the cases where it would
> be illogical to implement the feature, not just that we have no
> intention of implementing the feature. I read "invalid" as "illogical".
My apologies, wrong patch attached, right one attached now.
--
Bruce Momjian <[email protected]> https://momjian.us
EDB https://enterprisedb.com
Only you can decide what is important to you.
diff --git a/doc/src/sgml/ref/copy.sgml b/doc/src/sgml/ref/copy.sgml
index d12ba96497..82b65543c3 100644
--- a/doc/src/sgml/ref/copy.sgml
+++ b/doc/src/sgml/ref/copy.sgml
@@ -224,6 +224,7 @@ COPY { <replaceable class="parameter">table_name</replaceable> [ ( <replaceable
open and there are no older snapshots held by this transaction. It is
currently not possible to perform a <command>COPY FREEZE</command> on
a partitioned table.
+ This option is allowed only in <command>COPY FROM</command>.
</para>
<para>
Note that all other sessions will immediately be able to see the data
diff --git a/src/backend/commands/copy.c b/src/backend/commands/copy.c
index c5d7d78645..4c23c133e1 100644
--- a/src/backend/commands/copy.c
+++ b/src/backend/commands/copy.c
@@ -617,7 +617,7 @@ ProcessCopyOptions(ParseState *pstate,
/* Only single-byte delimiter strings are supported. */
if (strlen(opts_out->delim) != 1)
ereport(ERROR,
- (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("COPY delimiter must be a single one-byte character")));
/* Disallow end-of-line characters */
@@ -728,16 +728,22 @@ ProcessCopyOptions(ParseState *pstate,
/* Don't allow the delimiter to appear in the null string. */
if (strchr(opts_out->null_print, opts_out->delim[0]) != NULL)
ereport(ERROR,
- (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("COPY delimiter must not appear in the NULL specification")));
/* Don't allow the CSV quote char to appear in the null string. */
if (opts_out->csv_mode &&
strchr(opts_out->null_print, opts_out->quote[0]) != NULL)
ereport(ERROR,
- (errcode(ERRCODE_FEATURE_NOT_SUPPORTED),
+ (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
errmsg("CSV quote character must not appear in the NULL specification")));
+ /* Check freeze */
+ if (opts_out->freeze && !is_from)
+ ereport(ERROR,
+ (errcode(ERRCODE_INVALID_PARAMETER_VALUE),
+ errmsg("COPY freeze only available using COPY FROM")));
+
if (opts_out->default_print)
{
if (!is_from)
