Added SHOW PGSQL VARIABLES support

lib/Admin_Handler.cpp

@@ -3469,6 +3469,21 @@ void admin_session_handler(Client_Session<T> sess, void *_pa, PtrSize_t *pkt) {
 		goto __run_query;
 	}
 
+	if (query_no_space_length == strlen("SHOW PGSQL VARIABLES") && !strncasecmp("SHOW PGSQL VARIABLES", query_no_space, query_no_space_length)) {
+		l_free(query_length, query);
+		query = l_strdup("SELECT variable_name AS Variable_name, variable_value AS Value FROM global_variables WHERE variable_name LIKE 'pgsql-\%' ORDER BY variable_name");
+		query_length = strlen(query) + 1;
+		goto __run_query;
+	}
+
+	/*if (query_no_space_length == strlen("SHOW PGSQL STATUS") && !strncasecmp("SHOW PGSQL STATUS", query_no_space, query_no_space_length)) {
+		l_free(query_length, query);
+		query = l_strdup("SELECT Variable_Name AS Variable_name, Variable_Value AS Value FROM stats_pgsql_global ORDER BY variable_name");
+		query_length = strlen(query) + 1;
+		GloAdmin->stats___mysql_global();
+		goto __run_query;
+	}*/
+
 	strA=(char *)"SHOW CREATE TABLE ";
 	strB=(char *)"SELECT name AS 'table' , REPLACE(REPLACE(sql,' , ', X'2C0A20202020'),'CREATE TABLE %s (','CREATE TABLE %s ('||X'0A20202020') AS 'Create Table' FROM %s.sqlite_master WHERE type='table' AND name='%s'";
 	strAl=strlen(strA);

test/tap/tests/admin_various_commands-t.cpp

@@ -79,6 +79,7 @@ int main() {
 		{ 1 , "show VARIABLES" },
 		{ 1 , "show ALL variables" },
 		{ 1 , "show MYSQL variables" },
+		{ 1 , "SHOW PGSQL VARIABLES" },
 		{ 1 , "SHOW admin VARIABLES" },
 		{ 3 , "sHoW DATABASES" },
 		{ 3 , "sHoW SCHEMAS" },