diff --git a/src/common/backend/catalog/builtin_funcs.ini b/src/common/backend/catalog/builtin_funcs.ini
index 87af140c1..8e324e561 100755
--- a/src/common/backend/catalog/builtin_funcs.ini
+++ b/src/common/backend/catalog/builtin_funcs.ini
@@ -685,6 +685,10 @@
         "boolsend", 1, 
         AddBuiltinFunc(_0(2437), _1("boolsend"), _2(1), _3(true), _4(false), _5(boolsend), _6(17), _7(PG_CATALOG_NAMESPACE), _8(BOOTSTRAP_SUPERUSERID), _9(INTERNALlanguageId), _10(1), _11(0), _12(0), _13(0), _14(false), _15(false), _16(false), _17(false), _18('i'), _19(0), _20(1, 16), _21(NULL), _22(NULL), _23(NULL), _24(NULL), _25("boolsend"), _26(NULL), _27(NULL), _28(NULL), _29(0), _30(false), _31(NULL), _32(false), _33("I/O"), _34('f'), _35(NULL),  _36(0), _37(false), _38(NULL), _39(NULL), _40(0))
     ),
+    AddFuncGroup(
+        "boolum", 1, 
+        AddBuiltinFunc(_0(83), _1("boolum"), _2(1), _3(true), _4(false), _5(boolum), _6(16), _7(PG_CATALOG_NAMESPACE), _8(BOOTSTRAP_SUPERUSERID), _9(INTERNALlanguageId), _10(1), _11(0), _12(0), _13(0), _14(false), _15(false), _16(false), _17(false), _18('i'), _19(0), _20(1, 16), _21(NULL), _22(NULL), _23(NULL), _24(NULL), _25("boolum"), _26(NULL), _27(NULL), _28(NULL), _29(0), _30(false), _31(NULL), _32(false), _33(NULL), _34('f'), _35(NULL),  _36(0), _37(false), _38(NULL), _39(NULL), _40(0))
+    ),
     AddFuncGroup(
         "box", 3, 
         AddBuiltinFunc(_0(1421), _1("box"), _2(2), _3(true), _4(false), _5(points_box), _6(603), _7(PG_CATALOG_NAMESPACE), _8(BOOTSTRAP_SUPERUSERID), _9(INTERNALlanguageId), _10(1), _11(0), _12(0), _13(0), _14(false), _15(false), _16(false), _17(false), _18('i'), _19(0), _20(2, 600, 600), _21(NULL), _22(NULL), _23(NULL), _24(NULL), _25("points_box"), _26(NULL), _27(NULL), _28(NULL), _29(0), _30(false), _31(NULL), _32(false), _33("convert points to box"), _34('f'), _35(NULL),  _36(0), _37(false), _38(NULL), _39(NULL), _40(0)),
@@ -9206,7 +9210,7 @@
         "pg_ts_dict_is_visible", 1, 
         AddBuiltinFunc(_0(3757), _1("pg_ts_dict_is_visible"), _2(1), _3(true), _4(false), _5(pg_ts_dict_is_visible), _6(16), _7(PG_CATALOG_NAMESPACE), _8(BOOTSTRAP_SUPERUSERID), _9(INTERNALlanguageId), _10(1), _11(0), _12(0), _13(0), _14(false), _15(false), _16(false), _17(false), _18('s'), _19(0), _20(1, 26), _21(NULL), _22(NULL), _23(NULL), _24(NULL), _25("pg_ts_dict_is_visible"), _26(NULL), _27(NULL), _28(NULL), _29(0), _30(false), _31(NULL), _32(false), _33("is text search dictionary visible in search path?"), _34('f'), _35(NULL),  _36(0), _37(false), _38(NULL), _39(NULL), _40(0))
     ),
-    AddFuncGroup(
+AddFuncGroup(
         "pg_ts_parser_is_visible", 1, 
         AddBuiltinFunc(_0(3756), _1("pg_ts_parser_is_visible"), _2(1), _3(true), _4(false), _5(pg_ts_parser_is_visible), _6(16), _7(PG_CATALOG_NAMESPACE), _8(BOOTSTRAP_SUPERUSERID), _9(INTERNALlanguageId), _10(1), _11(0), _12(0), _13(0), _14(false), _15(false), _16(false), _17(false), _18('s'), _19(0), _20(1, 26), _21(NULL), _22(NULL), _23(NULL), _24(NULL), _25("pg_ts_parser_is_visible"), _26(NULL), _27(NULL), _28(NULL), _29(0), _30(false), _31(NULL), _32(false), _33("is text search parser visible in search path?"), _34('f'), _35(NULL),  _36(0), _37(false), _38(NULL), _39(NULL), _40(0))
     ),
diff --git a/src/common/backend/utils/adt/bool.cpp b/src/common/backend/utils/adt/bool.cpp
index 9b9038b38..4e0034399 100644
--- a/src/common/backend/utils/adt/bool.cpp
+++ b/src/common/backend/utils/adt/bool.cpp
@@ -277,3 +277,8 @@ Datum boolor_statefunc(PG_FUNCTION_ARGS)
 {
     PG_RETURN_BOOL(PG_GETARG_BOOL(0) || PG_GETARG_BOOL(1));
 }
+
+Datum boolum(PG_FUNCTION_ARGS)
+{
+    PG_RETURN_BOOL(PG_GETARG_BOOL(0));
+}
diff --git a/src/common/backend/utils/init/globals.cpp b/src/common/backend/utils/init/globals.cpp
index 47a2fc4b6..8d2baa9d2 100644
--- a/src/common/backend/utils/init/globals.cpp
+++ b/src/common/backend/utils/init/globals.cpp
@@ -59,7 +59,7 @@ bool open_join_children = true;
 bool will_shutdown = false;
 
 /* hard-wired binary version number */
-const uint32 GRAND_VERSION_NUM = 92834;
+const uint32 GRAND_VERSION_NUM = 92835;
 
 const uint32 SELECT_INTO_VAR_VERSION_NUM = 92834;
 const uint32 DOLPHIN_ENABLE_DROP_NUM = 92830;
@@ -162,6 +162,8 @@ const uint32 ON_UPDATE_TIMESTAMP_VERSION_NUM = 92664;
 const uint32 STANDBY_STMTHIST_VERSION_NUM = 92827;
 const uint32 MAT_VIEW_RECURSIVE_VERSION_NUM = 92833;
 
+const uint32 NEGETIVE_BOOL_VERSION_NUM = 92835;
+
 #ifdef PGXC
 bool useLocalXid = false;
 #endif
diff --git a/src/include/catalog/pg_operator.data b/src/include/catalog/pg_operator.data
index d9df4f699..ce5638f1c 100644
--- a/src/include/catalog/pg_operator.data
+++ b/src/include/catalog/pg_operator.data
@@ -1909,6 +1909,8 @@ DATA(insert OID = 6563 ("<="      PGNSP PGUID b f f 25 3272 16 6558 6562 textset
 DESCR("less than or equal");
 DATA(insert OID = 6564 (">="      PGNSP PGUID b f f 25 3272 16 6557 6561 textsetge scalargtsel scalargtjoinsel));
 DESCR("greater than or equal");
+DATA(insert OID = 6565 ("-"       PGNSP PGUID l f f     0    16    16     0     0 boolum - -));
+DESCR("negate");
 
 /*
  * function prototypes
diff --git a/src/include/catalog/upgrade_sql/rollback_catalog_maindb/rollback-post_catalog_maindb_92_835.sql b/src/include/catalog/upgrade_sql/rollback_catalog_maindb/rollback-post_catalog_maindb_92_835.sql
new file mode 100644
index 000000000..91f2d2f31
--- /dev/null
+++ b/src/include/catalog/upgrade_sql/rollback_catalog_maindb/rollback-post_catalog_maindb_92_835.sql
@@ -0,0 +1,2 @@
+DROP FUNCTION IF EXISTS pg_catalog.boolum(bool) CASCADE;
+DROP OPERATOR IF EXISTS pg_catalog.-(none, bool) CASCADE;
\ No newline at end of file
diff --git a/src/include/catalog/upgrade_sql/rollback_catalog_otherdb/rollback-post_catalog_otherdb_92_835.sql b/src/include/catalog/upgrade_sql/rollback_catalog_otherdb/rollback-post_catalog_otherdb_92_835.sql
new file mode 100644
index 000000000..91f2d2f31
--- /dev/null
+++ b/src/include/catalog/upgrade_sql/rollback_catalog_otherdb/rollback-post_catalog_otherdb_92_835.sql
@@ -0,0 +1,2 @@
+DROP FUNCTION IF EXISTS pg_catalog.boolum(bool) CASCADE;
+DROP OPERATOR IF EXISTS pg_catalog.-(none, bool) CASCADE;
\ No newline at end of file
diff --git a/src/include/catalog/upgrade_sql/upgrade_catalog_maindb/upgrade-post_catalog_maindb_92_835.sql b/src/include/catalog/upgrade_sql/upgrade_catalog_maindb/upgrade-post_catalog_maindb_92_835.sql
new file mode 100644
index 000000000..15fcaee2e
--- /dev/null
+++ b/src/include/catalog/upgrade_sql/upgrade_catalog_maindb/upgrade-post_catalog_maindb_92_835.sql
@@ -0,0 +1,10 @@
+DROP FUNCTION IF EXISTS pg_catalog.boolum(bool) CASCADE;
+set LOCAL inplace_upgrade_next_system_object_oids = IUO_PROC, 83;
+CREATE FUNCTION pg_catalog.boolum(bool) RETURNS bool LANGUAGE INTERNAL IMMUTABLE STRICT as 'boolum';
+
+DROP OPERATOR IF EXISTS pg_catalog.-(none, bool) CASCADE;
+SET LOCAL inplace_upgrade_next_system_object_oids = IUO_GENERAL, 6565;
+CREATE OPERATOR pg_catalog.-(
+  RIGHTARG = bool,
+  PROCEDURE = boolum
+);
diff --git a/src/include/catalog/upgrade_sql/upgrade_catalog_otherdb/upgrade-post_catalog_otherdb_92_835.sql b/src/include/catalog/upgrade_sql/upgrade_catalog_otherdb/upgrade-post_catalog_otherdb_92_835.sql
new file mode 100644
index 000000000..15fcaee2e
--- /dev/null
+++ b/src/include/catalog/upgrade_sql/upgrade_catalog_otherdb/upgrade-post_catalog_otherdb_92_835.sql
@@ -0,0 +1,10 @@
+DROP FUNCTION IF EXISTS pg_catalog.boolum(bool) CASCADE;
+set LOCAL inplace_upgrade_next_system_object_oids = IUO_PROC, 83;
+CREATE FUNCTION pg_catalog.boolum(bool) RETURNS bool LANGUAGE INTERNAL IMMUTABLE STRICT as 'boolum';
+
+DROP OPERATOR IF EXISTS pg_catalog.-(none, bool) CASCADE;
+SET LOCAL inplace_upgrade_next_system_object_oids = IUO_GENERAL, 6565;
+CREATE OPERATOR pg_catalog.-(
+  RIGHTARG = bool,
+  PROCEDURE = boolum
+);
diff --git a/src/include/utils/builtins.h b/src/include/utils/builtins.h
index add1a6f3e..abed78d50 100644
--- a/src/include/utils/builtins.h
+++ b/src/include/utils/builtins.h
@@ -408,6 +408,7 @@ extern Datum i1tof8(PG_FUNCTION_ARGS);
 extern Datum f8toi1(PG_FUNCTION_ARGS);
 extern Datum int1_bool(PG_FUNCTION_ARGS);
 extern Datum bool_int1(PG_FUNCTION_ARGS);
+extern Datum boolum(PG_FUNCTION_ARGS);
 extern Datum int4_bpchar(PG_FUNCTION_ARGS);
 extern Datum int1_bpchar(PG_FUNCTION_ARGS);
 extern Datum int2_bpchar(PG_FUNCTION_ARGS);
diff --git a/src/test/regress/expected/boolean.out b/src/test/regress/expected/boolean.out
index 23490fe69..da7bc2f33 100644
--- a/src/test/regress/expected/boolean.out
+++ b/src/test/regress/expected/boolean.out
@@ -458,6 +458,18 @@ SELECT '' AS "Not True", f1
           | f
 (4 rows)
 
+SELECT -2::bool;
+ ?column? 
+----------
+ t
+(1 row)
+
+SELECT 1-2::bool;
+ ?column? 
+----------
+        0
+(1 row)
+
 --
 -- Clean up
 -- Many tables are retained by the regression test, but these do not seem
diff --git a/src/test/regress/sql/boolean.sql b/src/test/regress/sql/boolean.sql
index 35cfac6d3..4be3f3f24 100644
--- a/src/test/regress/sql/boolean.sql
+++ b/src/test/regress/sql/boolean.sql
@@ -202,6 +202,10 @@ SELECT '' AS "Not True", f1
    FROM BOOLTBL2
    WHERE f1 IS NOT TRUE;
 
+SELECT -2::bool;
+
+SELECT 1-2::bool;
+
 --
 -- Clean up
 -- Many tables are retained by the regression test, but these do not seem