Merge branch 'pr-872' into pr-878

Signed-off-by: “EricZequan” <[email protected]>

pkg/expression/integration_test/integration_test.go

@@ -106,9 +106,9 @@ func TestVectorColumnInfo(t *testing.T) {
 		"vector<float> vector<float>(3)",
 	))
 
-	// Vector dimension MUST be equal or less than 16000.
+	// Vector dimension MUST be equal or less than 16383.
 	tk.MustExec("drop table if exists t;")
-	tk.MustGetErrMsg("create table t(embedding VECTOR<FLOAT>(16001))", "vector cannot have more than 16000 dimensions")
+	tk.MustGetErrMsg("create table t(embedding VECTOR<FLOAT>(16384))", "vector cannot have more than 16383 dimensions")
 }
 
 func TestFixedVector(t *testing.T) {
@@ -137,8 +137,8 @@ func TestFixedVector(t *testing.T) {
 	tk.MustExec("alter table t modify column embedding VECTOR")
 	tk.MustExec("insert into t values ('[1,2,3,4]')")
 
-	// Vector dimension MUST be equal or less than 16000.
-	tk.MustGetErrMsg("alter table t modify column embedding VECTOR(16001)", "vector cannot have more than 16000 dimensions")
+	// Vector dimension MUST be equal or less than 16383.
+	tk.MustGetErrMsg("alter table t modify column embedding VECTOR(16384)", "vector cannot have more than 16383 dimensions")
 }
 
 func TestVector(t *testing.T) {

pkg/types/vector.go

@@ -60,7 +60,7 @@ func InitVectorFloat32(dims int) VectorFloat32 {
 // CheckVectorDimValid checks if the vector's dimension is valid.
 func CheckVectorDimValid(dim int) error {
 	const (
-		maxVectorDimension = 16000
+		maxVectorDimension = 16383
 	)
 	if dim < 0 {
 		return errors.Errorf("dimensions for type vector must be at least 0")