mirror of https://github.com/milvus-io/milvus.git
74 lines
2.4 KiB
Go
74 lines
2.4 KiB
Go
// Licensed to the LF AI & Data foundation under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package common
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import (
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"fmt"
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"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
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"github.com/milvus-io/milvus/pkg/v2/util/typeutil"
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)
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func CheckVarcharLength(str string, maxLength int64, field *schemapb.FieldSchema) error {
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if (int64)(len(str)) > maxLength {
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return fmt.Errorf("value length(%d) for field %s exceeds max_length(%d)", len(str), field.GetName(), maxLength)
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}
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return nil
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}
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func CheckArrayCapacity(arrLength int, maxCapacity int64, field *schemapb.FieldSchema) error {
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if (int64)(arrLength) > maxCapacity {
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return fmt.Errorf("array capacity(%d) for field %s exceeds max_capacity(%d)", arrLength, field.GetName(), maxCapacity)
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}
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return nil
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}
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func EstimateReadCountPerBatch(bufferSize int, schema *schemapb.CollectionSchema) (int64, error) {
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sizePerRecord, err := typeutil.EstimateMaxSizePerRecord(schema)
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if err != nil {
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return 0, err
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}
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if sizePerRecord <= 0 || bufferSize <= 0 {
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return 0, fmt.Errorf("invalid size, sizePerRecord=%d, bufferSize=%d", sizePerRecord, bufferSize)
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}
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if 1000*sizePerRecord <= bufferSize {
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return 1000, nil
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}
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ret := int64(bufferSize) / int64(sizePerRecord)
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if ret <= 0 {
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return 1, nil
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}
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return ret, nil
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}
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func CheckValidUTF8(s string, field *schemapb.FieldSchema) error {
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if !typeutil.IsUTF8(s) {
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return fmt.Errorf("field %s contains invalid UTF-8 data, value=%s", field.GetName(), s)
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}
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return nil
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}
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func CheckValidString(s string, maxLength int64, field *schemapb.FieldSchema) error {
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if err := CheckValidUTF8(s, field); err != nil {
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return err
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}
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if err := CheckVarcharLength(s, maxLength, field); err != nil {
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return err
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}
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return nil
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}
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