diff --git a/parser/parser.go b/parser/parser.go
index b5b1acb4a6..894ab18b85 100644
--- a/parser/parser.go
+++ b/parser/parser.go
@@ -1403,7 +1403,7 @@ var (
 		58380: 661,  // SelectStmtFromDualTable (30x)
 		58381: 662,  // SelectStmtFromTable (30x)
 		58170: 663,  // FieldLen (26x)
-		58238: 664,  // Int64Num (25x)
+		58238: 664,  // Int64Num (24x)
 		58314: 665,  // OptWindowingClause (22x)
 		57522: 666,  // sqlCalcFoundRows (22x)
 		58476: 667,  // UnionSelect (22x)
@@ -6890,7 +6890,7 @@ var (
 		// 1345
 		{14, 14, 3: 14, 14, 14, 12: 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 40: 14, 42: 14, 60: 14, 65: 14, 14, 68: 14, 70: 14, 14, 14, 14, 14, 398: 14, 401: 14, 14, 417: 14, 562: 14, 14, 573: 14},
 		{424: 2240, 647: 3454, 664: 3460},
-		{424: 2240, 647: 3454, 664: 3459},
+		{424: 2240, 647: 3459},
 		{12, 12, 3: 12, 12, 12, 12: 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 40: 12, 42: 12, 60: 12, 65: 12, 12, 68: 12, 70: 12, 12, 12, 12, 12, 398: 12, 401: 12, 12, 417: 12, 562: 12, 12, 573: 12},
 		{13, 13, 3: 13, 13, 13, 12: 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 40: 13, 42: 13, 60: 13, 65: 13, 13, 68: 13, 70: 13, 13, 13, 13, 13, 398: 13, 401: 13, 13, 417: 13, 562: 13, 13, 573: 13},
 		// 1350
@@ -18061,7 +18061,16 @@ yynewstate:
 		}
 	case 2099:
 		{
-			parser.yyVAL.item = -yyS[yypt-0].item.(int64)
+			unsigned_num := getUint64FromNUM(yyS[yypt-0].item)
+			if unsigned_num > 9223372036854775808 {
+				yylex.AppendError(yylex.Errorf("the Signed Value should be at the range of [-9223372036854775808, 9223372036854775807]."))
+				return 1
+			} else if unsigned_num == 9223372036854775808 {
+				signed_one := int64(1)
+				parser.yyVAL.item = signed_one << 63
+			} else {
+				parser.yyVAL.item = -int64(unsigned_num)
+			}
 		}
 	case 2100:
 		{
diff --git a/parser/parser.y b/parser/parser.y
index c220897af1..383aaa95d0 100644
--- a/parser/parser.y
+++ b/parser/parser.y
@@ -11452,9 +11452,18 @@ SignedNum:
 	{
 		$$ = $2
 	}
-|	'-' Int64Num
+|	'-' NUM
 	{
-		$$ = -$2.(int64)
+		unsigned_num := getUint64FromNUM($2)
+		if unsigned_num > 9223372036854775808 {
+			yylex.AppendError(yylex.Errorf("the Signed Value should be at the range of [-9223372036854775808, 9223372036854775807]."))
+			return 1
+		} else if unsigned_num == 9223372036854775808 {
+			signed_one := int64(1)
+			$$ = signed_one << 63
+		} else {
+			$$ = -int64(unsigned_num)
+		}
 	}
 
 DropSequenceStmt:
diff --git a/parser/parser_test.go b/parser/parser_test.go
index 3a8278eab7..7f5b7895ae 100644
--- a/parser/parser_test.go
+++ b/parser/parser_test.go
@@ -861,6 +861,13 @@ AAAAAAAAAAAA5gm5Mg==
 		// for alter instance.
 		{"ALTER INSTANCE RELOAD TLS", true, "ALTER INSTANCE RELOAD TLS"},
 		{"ALTER INSTANCE RELOAD TLS NO ROLLBACK ON ERROR", true, "ALTER INSTANCE RELOAD TLS NO ROLLBACK ON ERROR"},
+
+		// for create sequence with signed value especially with Two's Complement Min.
+		// for issue #17948
+		{"CREATE SEQUENCE seq INCREMENT - 9223372036854775807", true, "CREATE SEQUENCE `seq` INCREMENT BY -9223372036854775807"},
+		{"CREATE SEQUENCE seq INCREMENT - 9223372036854775808", true, "CREATE SEQUENCE `seq` INCREMENT BY -9223372036854775808"},
+		{"CREATE SEQUENCE seq INCREMENT -9223372036854775808", true, "CREATE SEQUENCE `seq` INCREMENT BY -9223372036854775808"},
+		{"CREATE SEQUENCE seq INCREMENT -9223372036854775809", false, ""},
 	}
 	s.RunTest(c, table)
 }