diff --git a/src/isql/isql.h b/src/isql/isql.h
index 9d2f7ebe8f..5efa24b9be 100644
--- a/src/isql/isql.h
+++ b/src/isql/isql.h
@@ -261,6 +261,8 @@ const int REPORT_NEW3				= 183;		// Buffers = !\nReads = !\nWrites = !\nFetches
 const int NO_MAP					= 184;		// There is no mapping from @1 in this database
 const int NO_MAPS					= 185;		// There are no mappings in this database
 const int INVALID_TERM_CHARS		= 186;		// Invalid characters for SET TERMINATOR are @1
+const int NUMBER_USED_PAGES			= 190;		// Number of used DB pages = @1
+const int NUMBER_FREE_PAGES			= 191;		// Number of free DB pages = @1
 
 
 // Initialize types
diff --git a/src/isql/show.epp b/src/isql/show.epp
index be40ca61cb..990e917b43 100644
--- a/src/isql/show.epp
+++ b/src/isql/show.epp
@@ -236,6 +236,8 @@ static const UCHAR db_items[] =
 {
 	isc_info_page_size,
 	isc_info_db_size_in_pages,
+	fb_info_pages_used,
+	fb_info_pages_free,
 	isc_info_sweep_interval,
 	isc_info_limbo,
 	isc_info_forced_writes,
@@ -431,6 +433,28 @@ bool SHOW_dbb_parameters(Firebird::IAttachment* db_handle,
 				sprintf(info, "Number of DB pages allocated = %"SLONGFORMAT"%s", value_out, separator);
 			break;
 
+		case fb_info_pages_used:
+			value_out = ISQL_vax_integer(d, length);
+			if (translate)
+			{
+				IUTILS_msg_get(NUMBER_USED_PAGES, msg, SafeArg() << value_out);
+				sprintf(info, "%s%s", msg, separator);
+			}
+			else
+				sprintf(info, "Number of DB pages used = %"SLONGFORMAT"%s", value_out, separator);
+			break;
+
+		case fb_info_pages_free:
+			value_out = ISQL_vax_integer(d, length);
+			if (translate)
+			{
+				IUTILS_msg_get(NUMBER_FREE_PAGES, msg, SafeArg() << value_out);
+				sprintf(info, "%s%s", msg, separator);
+			}
+			else
+				sprintf(info, "Number of DB pages free = %"SLONGFORMAT"%s", value_out, separator);
+			break;
+
 		case isc_info_sweep_interval:
 			value_out = ISQL_vax_integer(d, length);
 			if (translate)
diff --git a/src/msgs/facilities2.sql b/src/msgs/facilities2.sql
index 410a8f5728..a152bc6c75 100644
--- a/src/msgs/facilities2.sql
+++ b/src/msgs/facilities2.sql
@@ -13,7 +13,7 @@ set bulk_insert INSERT INTO FACILITIES (LAST_CHANGE, FACILITY, FAC_CODE, MAX_NUM
 ('2015-08-05 12:40:00', 'SQLERR', 13, 1045)
 ('1996-11-07 13:38:42', 'SQLWARN', 14, 613)
 ('2006-09-10 03:04:31', 'JRD_BUGCHK', 15, 307)
-('2014-05-07 03:04:46', 'ISQL', 17, 190)
+('2016-01-02 12:45:00', 'ISQL', 17, 192)
 ('2010-07-10 10:50:30', 'GSEC', 18, 105)
 ('2015-01-07 18:01:51', 'GSTAT', 21, 58)
 ('2013-12-19 17:31:31', 'FBSVCMGR', 22, 58)
diff --git a/src/msgs/messages2.sql b/src/msgs/messages2.sql
index 787ca706a5..8a9cff0747 100644
--- a/src/msgs/messages2.sql
+++ b/src/msgs/messages2.sql
@@ -3037,6 +3037,8 @@ Fetches = !', NULL, NULL);
 ('REC_DISPLAYCOUNT', 'process_statement', 'isql.epp', NULL, 17, 187, NULL, 'Records displayed: @1', NULL, NULL)
 ('COLUMNS_HIDDEN', 'process_statement', 'isql.epp', NULL, 17, 188, NULL, 'Full NULL columns hidden due to RecordBuff: @1', NULL, NULL)
 ('HLP_SETRECORDBUF', 'help', 'isql.epp', NULL, 17, 189, NULL, '    SET RECORDBuf          -- toggle limited buffering and trimming of columns', NULL, NULL)
+('NUMBER_USED_PAGES', 'SHOW_dbb_parameters', 'show.epp', NULL, 17, 190, NULL, 'Number of DB pages used = @1', NULL, NULL);
+('NUMBER_FREE_PAGES', 'SHOW_dbb_parameters', 'show.epp', NULL, 17, 191, NULL, 'Number of DB pages free = @1', NULL, NULL);
 -- GSEC
 ('GsecMsg1', 'get_line', 'gsec.e', NULL, 18, 1, NULL, 'GSEC>', NULL, NULL);
 ('GsecMsg2', 'printhelp', 'gsec.e', 'This message is used in the Help display. It should be the same as number 1 (but in lower case).', 18, 2, NULL, 'gsec', NULL, NULL);