Do not add GUCs for non-transactional statements

knizhnik · knizhnik · commit 29f3cd9014fd · 2019-09-09T18:11:12.000+03:00
diff --git a/src/backend/postmaster/proxy.c b/src/backend/postmaster/proxy.c
@@ -691,7 +691,10 @@ channel_read(Channel* chan)
 							}
 							else
 							{
-								chan->gucs = psprintf("%sset local%s%c", chan->prev_gucs, stmt+3,
+								char* param = stmt + 3;
+								if (pg_strncasecmp(param, " session", 8) == 0)
+									param += 8;
+								chan->gucs = psprintf("%sset local%s%c", chan->prev_gucs, param,
 													  chan->buf[chan->rx_pos-2] == ';' ? ' ' : ';');
 							}
 							new_msg = chan->gucs + strlen(chan->prev_gucs);

Original file line number	Diff line number	Diff line change
`@@ -691,7 +691,10 @@ channel_read(Channel* chan)`
`691`	`691`	`}`
`692`	`692`	`else`
`693`	`693`	`{`
`694`		`- chan->gucs = psprintf("%sset local%s%c", chan->prev_gucs, stmt+3,`
	`694`	`+ char* param = stmt + 3;`
	`695`	`+ if (pg_strncasecmp(param, " session", 8) == 0)`
	`696`	`+ param += 8;`
	`697`	`+ chan->gucs = psprintf("%sset local%s%c", chan->prev_gucs, param,`
`695`	`698`	`chan->buf[chan->rx_pos-2] == ';' ? ' ' : ';');`
`696`	`699`	`}`
`697`	`700`	`new_msg = chan->gucs + strlen(chan->prev_gucs);`