Merge pull request #19817 from taosdata/feat/TS-2502

feat: support force fill in interval clause

Author: dapan1121

include/common/tmsg.h

@@ -144,12 +144,14 @@ typedef enum _mgmt_table {
 #define TSDB_ALTER_TABLE_UPDATE_OPTIONS      9
 #define TSDB_ALTER_TABLE_UPDATE_COLUMN_NAME  10
 
-#define TSDB_FILL_NONE      0
-#define TSDB_FILL_NULL      1
-#define TSDB_FILL_SET_VALUE 2
-#define TSDB_FILL_LINEAR    3
-#define TSDB_FILL_PREV      4
-#define TSDB_FILL_NEXT      5
+#define TSDB_FILL_NONE        0
+#define TSDB_FILL_NULL        1
+#define TSDB_FILL_NULL_F      2
+#define TSDB_FILL_SET_VALUE   3
+#define TSDB_FILL_SET_VALUE_F 4
+#define TSDB_FILL_LINEAR      5
+#define TSDB_FILL_PREV        6
+#define TSDB_FILL_NEXT        7
 
 #define TSDB_ALTER_USER_PASSWD                 0x1
 #define TSDB_ALTER_USER_SUPERUSER              0x2