proxysql/deps/postgresql/get_result_from_pgconn.patch

diff -ruN ../tmp/src/interfaces/libpq/fe-exec.c ./src/interfaces/libpq/fe-exec.c
--- ../tmp/src/interfaces/libpq/fe-exec.c	2025-08-11 21:06:43.000000000 +0000
+++ ./src/interfaces/libpq/fe-exec.c	2026-02-06 13:03:06.060890335 +0000
@@ -4528,3 +4528,20 @@
 	*retbuflen = buflen;
 	return tmpbuf;
 }
+
+/*
+ * PQgetResultFromPGconn
+ *       Get error result from PGconn
+ */
+const PGresult *
+PQgetResultFromPGconn(PGconn *conn)
+{
+       if (!conn)
+               return NULL;
+
+       if (conn->asyncStatus != PGASYNC_IDLE)
+               return NULL;
+
+       return conn->result;
+}
+
diff -ruN ../tmp/src/interfaces/libpq/libpq-fe.h ./src/interfaces/libpq/libpq-fe.h
--- ../tmp/src/interfaces/libpq/libpq-fe.h	2025-08-11 21:06:43.000000000 +0000
+++ ./src/interfaces/libpq/libpq-fe.h	2026-02-06 13:03:06.060890335 +0000
@@ -668,6 +668,9 @@
 extern void PQsetSSLKeyPassHook_OpenSSL(PQsslKeyPassHook_OpenSSL_type hook);
 extern int	PQdefaultSSLKeyPassHook_OpenSSL(char *buf, int size, PGconn *conn);
 
+/* Get PGresult directly from PGconn. WARNING: DO NOT RELEASE THIS RESULT */
+extern const PGresult *PQgetResultFromPGconn(PGconn *conn);
+
 #ifdef __cplusplus
 }
 #endif