diff --git a/go-api/commonpb/common.pb.go b/go-api/commonpb/common.pb.go
index 79fc241..6060530 100644
--- a/go-api/commonpb/common.pb.go
+++ b/go-api/commonpb/common.pb.go
@@ -440,6 +440,7 @@ const (
 	PlaceholderType_Float16Vector     PlaceholderType = 102
 	PlaceholderType_BFloat16Vector    PlaceholderType = 103
 	PlaceholderType_SparseFloatVector PlaceholderType = 104
+	PlaceholderType_Int8Vector        PlaceholderType = 105
 	PlaceholderType_Int64             PlaceholderType = 5
 	PlaceholderType_VarChar           PlaceholderType = 21
 )
@@ -453,6 +454,7 @@ var (
 		102: "Float16Vector",
 		103: "BFloat16Vector",
 		104: "SparseFloatVector",
+		105: "Int8Vector",
 		5:   "Int64",
 		21:  "VarChar",
 	}
@@ -463,6 +465,7 @@ var (
 		"Float16Vector":     102,
 		"BFloat16Vector":    103,
 		"SparseFloatVector": 104,
+		"Int8Vector":        105,
 		"Int64":             5,
 		"VarChar":           21,
 	}
@@ -2828,7 +2831,7 @@ var file_common_proto_rawDesc = []byte{
 	0x6e, 0x67, 0x10, 0x07, 0x2a, 0x32, 0x0a, 0x0c, 0x53, 0x65, 0x67, 0x6d, 0x65, 0x6e, 0x74, 0x4c,
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+	0x12, 0x06, 0x0a, 0x02, 0x4c, 0x32, 0x10, 0x03, 0x2a, 0xa4, 0x01, 0x0a, 0x0f, 0x50, 0x6c, 0x61,
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@@ -2836,7 +2839,8 @@ var file_common_proto_rawDesc = []byte{
 	0x61, 0x74, 0x31, 0x36, 0x56, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x10, 0x66, 0x12, 0x12, 0x0a, 0x0e,
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+	0x65, 0x63, 0x74, 0x6f, 0x72, 0x10, 0x69, 0x12, 0x09, 0x0a, 0x05, 0x49, 0x6e, 0x74, 0x36, 0x34,
 	0x10, 0x05, 0x12, 0x0b, 0x0a, 0x07, 0x56, 0x61, 0x72, 0x43, 0x68, 0x61, 0x72, 0x10, 0x15, 0x2a,
 	0xd8, 0x12, 0x0a, 0x07, 0x4d, 0x73, 0x67, 0x54, 0x79, 0x70, 0x65, 0x12, 0x0d, 0x0a, 0x09, 0x55,
 	0x6e, 0x64, 0x65, 0x66, 0x69, 0x6e, 0x65, 0x64, 0x10, 0x00, 0x12, 0x14, 0x0a, 0x10, 0x43, 0x72,
diff --git a/go-api/schemapb/schema.pb.go b/go-api/schemapb/schema.pb.go
index 5ca3a0e..b5c5c68 100644
--- a/go-api/schemapb/schema.pb.go
+++ b/go-api/schemapb/schema.pb.go
@@ -45,6 +45,7 @@ const (
 	DataType_Float16Vector     DataType = 102
 	DataType_BFloat16Vector    DataType = 103
 	DataType_SparseFloatVector DataType = 104
+	DataType_Int8Vector        DataType = 105
 )
 
 // Enum value maps for DataType.
@@ -68,6 +69,7 @@ var (
 		102: "Float16Vector",
 		103: "BFloat16Vector",
 		104: "SparseFloatVector",
+		105: "Int8Vector",
 	}
 	DataType_value = map[string]int32{
 		"None":              0,
@@ -88,6 +90,7 @@ var (
 		"Float16Vector":     102,
 		"BFloat16Vector":    103,
 		"SparseFloatVector": 104,
+		"Int8Vector":        105,
 	}
 )
 
@@ -2831,7 +2834,7 @@ var file_schema_proto_rawDesc = []byte{
 	0x03, 0x28, 0x0b, 0x32, 0x27, 0x2e, 0x6d, 0x69, 0x6c, 0x76, 0x75, 0x73, 0x2e, 0x70, 0x72, 0x6f,
 	0x74, 0x6f, 0x2e, 0x73, 0x63, 0x68, 0x65, 0x6d, 0x61, 0x2e, 0x54, 0x65, 0x6d, 0x70, 0x6c, 0x61,
 	0x74, 0x65, 0x41, 0x72, 0x72, 0x61, 0x79, 0x56, 0x61, 0x6c, 0x75, 0x65, 0x52, 0x04, 0x64, 0x61,
-	0x74, 0x61, 0x2a, 0xfd, 0x01, 0x0a, 0x08, 0x44, 0x61, 0x74, 0x61, 0x54, 0x79, 0x70, 0x65, 0x12,
+	0x74, 0x61, 0x2a, 0x8d, 0x02, 0x0a, 0x08, 0x44, 0x61, 0x74, 0x61, 0x54, 0x79, 0x70, 0x65, 0x12,
 	0x08, 0x0a, 0x04, 0x4e, 0x6f, 0x6e, 0x65, 0x10, 0x00, 0x12, 0x08, 0x0a, 0x04, 0x42, 0x6f, 0x6f,
 	0x6c, 0x10, 0x01, 0x12, 0x08, 0x0a, 0x04, 0x49, 0x6e, 0x74, 0x38, 0x10, 0x02, 0x12, 0x09, 0x0a,
 	0x05, 0x49, 0x6e, 0x74, 0x31, 0x36, 0x10, 0x03, 0x12, 0x09, 0x0a, 0x05, 0x49, 0x6e, 0x74, 0x33,
@@ -2847,7 +2850,8 @@ var file_schema_proto_rawDesc = []byte{
 	0x65, 0x63, 0x74, 0x6f, 0x72, 0x10, 0x66, 0x12, 0x12, 0x0a, 0x0e, 0x42, 0x46, 0x6c, 0x6f, 0x61,
 	0x74, 0x31, 0x36, 0x56, 0x65, 0x63, 0x74, 0x6f, 0x72, 0x10, 0x67, 0x12, 0x15, 0x0a, 0x11, 0x53,
 	0x70, 0x61, 0x72, 0x73, 0x65, 0x46, 0x6c, 0x6f, 0x61, 0x74, 0x56, 0x65, 0x63, 0x74, 0x6f, 0x72,
-	0x10, 0x68, 0x2a, 0x38, 0x0a, 0x0c, 0x46, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x54, 0x79,
+	0x10, 0x68, 0x12, 0x0e, 0x0a, 0x0a, 0x49, 0x6e, 0x74, 0x38, 0x56, 0x65, 0x63, 0x74, 0x6f, 0x72,
+	0x10, 0x69, 0x2a, 0x38, 0x0a, 0x0c, 0x46, 0x75, 0x6e, 0x63, 0x74, 0x69, 0x6f, 0x6e, 0x54, 0x79,
 	0x70, 0x65, 0x12, 0x0b, 0x0a, 0x07, 0x55, 0x6e, 0x6b, 0x6e, 0x6f, 0x77, 0x6e, 0x10, 0x00, 0x12,
 	0x08, 0x0a, 0x04, 0x42, 0x4d, 0x32, 0x35, 0x10, 0x01, 0x12, 0x11, 0x0a, 0x0d, 0x54, 0x65, 0x78,
 	0x74, 0x45, 0x6d, 0x62, 0x65, 0x64, 0x64, 0x69, 0x6e, 0x67, 0x10, 0x02, 0x2a, 0x56, 0x0a, 0x0a,
diff --git a/proto/common.proto b/proto/common.proto
index bbc2357..c972946 100644
--- a/proto/common.proto
+++ b/proto/common.proto
@@ -143,6 +143,7 @@ enum PlaceholderType {
     Float16Vector = 102;
     BFloat16Vector = 103;
     SparseFloatVector = 104;
+    Int8Vector = 105;
     Int64 = 5;
     VarChar = 21;
 }
diff --git a/proto/schema.proto b/proto/schema.proto
index 74579b7..29b55f0 100644
--- a/proto/schema.proto
+++ b/proto/schema.proto
@@ -38,6 +38,7 @@ enum DataType {
   Float16Vector = 102;
   BFloat16Vector = 103;
   SparseFloatVector = 104;
+  Int8Vector = 105;
 }
 
 enum FunctionType{