Commit0153c4c

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Be less wishy-washy in the documentation and comments about whether a

ParameterStatus message can be sent during COPY OUT: it's definitelypossible, since COPY from a SELECT subquery can trigger any user-definedfunction.

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Lines changed: 5 additions & 5 deletions

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-<!-- $PostgreSQL: pgsql/doc/src/sgml/protocol.sgml,v 1.71 2008/01/1418:46:17 tgl Exp $ -->`
	`1`	`+<!-- $PostgreSQL: pgsql/doc/src/sgml/protocol.sgml,v 1.72 2008/01/15 22:18:20 tgl Exp $ -->`
`2`	`2`
`3`	`3`	`<chapter id="protocol">`
`4`	`4`	`<title>Frontend/Backend Protocol</title>`
`@@ -1044,10 +1044,10 @@`
`1044`	`1044`	`</para>`
`1045`	`1045`
`1046`	`1046`	`<para>`
`1047`		`- It is possible for NoticeResponse messages to be interspersed between`
`1048`		`- CopyData messages; frontends must handlethis case, and should be`
`1049`		`- prepared for other asynchronous message types as well (see <xref`
`1050`		`- linkend="protocol-async">). Otherwise, any message type other than`
	`1047`	`+ It is possible for NoticeResponseand ParameterStatusmessages to be`
	`1048`	`+interspersed betweenCopyData messages; frontends must handlethese cases,`
	`1049`	`+and should beprepared for other asynchronous message types as well (see`
	`1050`	`+<xreflinkend="protocol-async">). Otherwise, any message type other than`
`1051`	`1051`	`CopyData or CopyDone may be treated as terminating copy-out mode.`
`1052`	`1052`	`</para>`
`1053`	`1053`

Lines changed: 3 additions & 4 deletions

Original file line number	Diff line number	Diff line change
`@@ -8,7 +8,7 @@`
`8`	`8`	`*`
`9`	`9`	`*`
`10`	`10`	`* IDENTIFICATION`
`11`		`- * $PostgreSQL: pgsql/src/interfaces/libpq/fe-protocol3.c,v 1.32 2008/01/1418:46:17 tgl Exp $`
	`11`	`+ * $PostgreSQL: pgsql/src/interfaces/libpq/fe-protocol3.c,v 1.33 2008/01/15 22:18:20 tgl Exp $`
`12`	`12`	`*`
`13`	`13`	`*-------------------------------------------------------------------------`
`14`	`14`	`*/`
`@@ -1310,9 +1310,8 @@ getCopyDataMessage(PGconn *conn)`
`1310`	`1310`	`/*`
`1311`	`1311`	`* If it's a legitimate async message type, process it. (NOTIFY`
`1312`	`1312`	`* messages are not currently possible here, but we handle them for`
`1313`		`- * completeness. NOTICE is definitely possible, and ParameterStatus`
`1314`		`- * could probably be made to happen.) Otherwise, if it's anything`
`1315`		`- * except Copy Data, report end-of-copy.`
	`1313`	`+ * completeness.) Otherwise, if it's anything except Copy Data,`
	`1314`	`+ * report end-of-copy.`
`1316`	`1315`	`*/`
`1317`	`1316`	`switch (id)`
`1318`	`1317`	`{`

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