diff --git a/client/index/ann_param.go b/client/index/ann_param.go
new file mode 100644
index 0000000000000..766f84b9017f3
--- /dev/null
+++ b/client/index/ann_param.go
@@ -0,0 +1,45 @@
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package index
+
+type AnnParam interface {
+	Params() map[string]any
+}
+
+type baseAnnParam struct {
+	params map[string]any
+}
+
+func (b baseAnnParam) WithExtraParam(key string, value any) {
+	b.params[key] = value
+}
+
+func (b baseAnnParam) Params() map[string]any {
+	return b.params
+}
+
+type CustomAnnParam struct {
+	baseAnnParam
+}
+
+func NewCustomAnnParam() CustomAnnParam {
+	return CustomAnnParam{
+		baseAnnParam: baseAnnParam{
+			params: make(map[string]any),
+		},
+	}
+}
diff --git a/client/index/ann_param_test.go b/client/index/ann_param_test.go
new file mode 100644
index 0000000000000..73b4ddfaff2b2
--- /dev/null
+++ b/client/index/ann_param_test.go
@@ -0,0 +1,52 @@
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package index
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestAnnParams(t *testing.T) {
+	ivfAP := NewIvfAnnParam(16)
+	result := ivfAP.Params()
+	v, ok := result[ivfNprobeKey]
+	assert.True(t, ok)
+	assert.Equal(t, 16, v)
+
+	hnswAP := NewHNSWAnnParam(16)
+	result = hnswAP.Params()
+	v, ok = result[hnswEfKey]
+	assert.True(t, ok)
+	assert.Equal(t, 16, v)
+
+	diskAP := NewDiskAnnParam(10)
+	result = diskAP.Params()
+	v, ok = result[diskANNSearchListKey]
+	assert.True(t, ok)
+	assert.Equal(t, 10, v)
+
+	scannAP := NewSCANNAnnParam(32, 50)
+	result = scannAP.Params()
+	v, ok = result[scannNProbeKey]
+	assert.True(t, ok)
+	assert.Equal(t, 32, v)
+	v, ok = result[scannReorderKKey]
+	assert.True(t, ok)
+	assert.Equal(t, 50, v)
+}
diff --git a/client/index/auto.go b/client/index/auto.go
index 8490ffa8d4d13..3859ba69b9c81 100644
--- a/client/index/auto.go
+++ b/client/index/auto.go
@@ -16,6 +16,10 @@
 
 package index
 
+const (
+	autoLevelKey = `level`
+)
+
 var _ Index = autoIndex{}
 
 type autoIndex struct {
@@ -37,3 +41,23 @@ func NewAutoIndex(metricType MetricType) Index {
 		},
 	}
 }
+
+type autoAnnParam struct {
+	baseAnnParam
+	level int
+}
+
+func NewAutoAnnParam(level int) autoAnnParam {
+	return autoAnnParam{
+		baseAnnParam: baseAnnParam{
+			params: make(map[string]any),
+		},
+		level: level,
+	}
+}
+
+func (ap autoAnnParam) Params() map[string]any {
+	result := ap.baseAnnParam.params
+	result[autoLevelKey] = ap.level
+	return result
+}
diff --git a/client/index/disk_ann.go b/client/index/disk_ann.go
index a3648d5a678a2..0696e09cf9595 100644
--- a/client/index/disk_ann.go
+++ b/client/index/disk_ann.go
@@ -16,6 +16,10 @@
 
 package index
 
+const (
+	diskANNSearchListKey = `search_list`
+)
+
 var _ Index = diskANNIndex{}
 
 type diskANNIndex struct {
@@ -37,3 +41,23 @@ func NewDiskANNIndex(metricType MetricType) Index {
 		},
 	}
 }
+
+type diskANNParam struct {
+	baseAnnParam
+	searchList int
+}
+
+func NewDiskAnnParam(searchList int) diskANNParam {
+	return diskANNParam{
+		baseAnnParam: baseAnnParam{
+			params: make(map[string]any),
+		},
+		searchList: searchList,
+	}
+}
+
+func (ap diskANNParam) Params() map[string]any {
+	result := ap.baseAnnParam.params
+	result[diskANNSearchListKey] = ap.searchList
+	return result
+}
diff --git a/client/index/hnsw.go b/client/index/hnsw.go
index 56ec5c0a86957..ca11dc76c4e9e 100644
--- a/client/index/hnsw.go
+++ b/client/index/hnsw.go
@@ -16,11 +16,14 @@
 
 package index
 
-import "strconv"
+import (
+	"strconv"
+)
 
 const (
 	hnswMKey           = `M`
 	hsnwEfConstruction = `efConstruction`
+	hnswEfKey          = `ef`
 )
 
 var _ Index = hnswIndex{}
@@ -51,3 +54,23 @@ func NewHNSWIndex(metricType MetricType, m int, efConstruction int) Index {
 		efConstruction: efConstruction,
 	}
 }
+
+type hsnwAnnParam struct {
+	baseAnnParam
+	ef int
+}
+
+func NewHNSWAnnParam(ef int) hsnwAnnParam {
+	return hsnwAnnParam{
+		baseAnnParam: baseAnnParam{
+			params: make(map[string]any),
+		},
+		ef: ef,
+	}
+}
+
+func (ap hsnwAnnParam) Params() map[string]any {
+	result := ap.baseAnnParam.params
+	result[hnswEfKey] = ap.ef
+	return result
+}
diff --git a/client/index/ivf.go b/client/index/ivf.go
index fb49f75ddd67a..8f2d28c8435b3 100644
--- a/client/index/ivf.go
+++ b/client/index/ivf.go
@@ -19,9 +19,10 @@ package index
 import "strconv"
 
 const (
-	ivfNlistKey = `nlist`
-	ivfPQMKey   = `m`
-	ivfPQNbits  = `nbits`
+	ivfNlistKey  = `nlist`
+	ivfPQMKey    = `m`
+	ivfPQNbits   = `nbits`
+	ivfNprobeKey = `nprobe`
 )
 
 var _ Index = ivfFlatIndex{}
@@ -137,3 +138,23 @@ func NewBinIvfFlatIndex(metricType MetricType, nlist int) Index {
 		nlist: nlist,
 	}
 }
+
+type ivfAnnParam struct {
+	baseAnnParam
+	nprobe int
+}
+
+func (ap ivfAnnParam) Params() map[string]any {
+	result := ap.baseAnnParam.Params()
+	result[ivfNprobeKey] = ap.nprobe
+	return result
+}
+
+func NewIvfAnnParam(nprobe int) ivfAnnParam {
+	return ivfAnnParam{
+		baseAnnParam: baseAnnParam{
+			params: make(map[string]any),
+		},
+		nprobe: nprobe,
+	}
+}
diff --git a/client/index/scann.go b/client/index/scann.go
index c897593b1356a..737dfca59b410 100644
--- a/client/index/scann.go
+++ b/client/index/scann.go
@@ -21,6 +21,8 @@ import "strconv"
 const (
 	scannNlistKey       = `nlist`
 	scannWithRawDataKey = `with_raw_data`
+	scannNProbeKey      = `nprobe`
+	scannReorderKKey    = `reorder_k`
 )
 
 type scannIndex struct {
@@ -49,3 +51,26 @@ func NewSCANNIndex(metricType MetricType, nlist int, withRawData bool) Index {
 		withRawData: withRawData,
 	}
 }
+
+type scannAnnParam struct {
+	baseAnnParam
+	nprobe   int
+	reorderK int
+}
+
+func NewSCANNAnnParam(nprobe int, reorderK int) scannAnnParam {
+	return scannAnnParam{
+		baseAnnParam: baseAnnParam{
+			params: make(map[string]any),
+		},
+		nprobe:   nprobe,
+		reorderK: reorderK,
+	}
+}
+
+func (ap scannAnnParam) Params() map[string]any {
+	result := ap.baseAnnParam.params
+	result[scannNProbeKey] = ap.nprobe
+	result[scannReorderKKey] = ap.reorderK
+	return result
+}
diff --git a/client/milvusclient/alias_example_test.go b/client/milvusclient/alias_example_test.go
new file mode 100644
index 0000000000000..ecae394041b24
--- /dev/null
+++ b/client/milvusclient/alias_example_test.go
@@ -0,0 +1,139 @@
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// nolint
+package milvusclient_test
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/milvus-io/milvus/client/v2/milvusclient"
+)
+
+func ExampleClient_CreateAlias() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	err = cli.CreateAlias(ctx, milvusclient.NewCreateAliasOption("customized_setup_2", "bob"))
+	if err != nil {
+		// handle error
+	}
+
+	err = cli.CreateAlias(ctx, milvusclient.NewCreateAliasOption("customized_setup_2", "alice"))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_ListAliases() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	aliases, err := cli.ListAliases(ctx, milvusclient.NewListAliasesOption("customized_setup_2"))
+	if err != nil {
+		// handle error
+	}
+	fmt.Println(aliases)
+}
+
+func ExampleClient_DescribeAlias() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	alias, err := cli.DescribeAlias(ctx, milvusclient.NewDescribeAliasOption("bob"))
+	if err != nil {
+		// handle error
+	}
+	fmt.Println(alias)
+}
+
+func ExampleClient_AlterAlias() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	err = cli.AlterAlias(ctx, milvusclient.NewAlterAliasOption("alice", "customized_setup_1"))
+	if err != nil {
+		// handle error
+	}
+
+	aliases, err := cli.ListAliases(ctx, milvusclient.NewListAliasesOption("customized_setup_1"))
+	if err != nil {
+		// handle error
+	}
+	fmt.Println(aliases)
+
+	aliases, err = cli.ListAliases(ctx, milvusclient.NewListAliasesOption("customized_setup_2"))
+	if err != nil {
+		// handle error
+	}
+	fmt.Println(aliases)
+}
+
+func ExampleClient_DropAlias() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	err = cli.DropAlias(ctx, milvusclient.NewDropAliasOption("alice"))
+	if err != nil {
+		// handle error
+	}
+}
diff --git a/client/milvusclient/collection_example_test.go b/client/milvusclient/collection_example_test.go
new file mode 100644
index 0000000000000..612335cff816f
--- /dev/null
+++ b/client/milvusclient/collection_example_test.go
@@ -0,0 +1,336 @@
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// nolint
+package milvusclient_test
+
+import (
+	"context"
+	"fmt"
+	"log"
+
+	"github.com/milvus-io/milvus/client/v2/entity"
+	"github.com/milvus-io/milvus/client/v2/index"
+	"github.com/milvus-io/milvus/client/v2/milvusclient"
+	"github.com/milvus-io/milvus/pkg/common"
+)
+
+const (
+	milvusAddr = `127.0.0.1:19530`
+)
+
+func ExampleClient_CreateCollection_normal() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	collectionName := `customized_setup_1`
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle err
+	}
+
+	indexOptions := []milvusclient.CreateIndexOption{
+		milvusclient.NewCreateIndexOption(collectionName, "my_vector", index.NewAutoIndex(entity.COSINE)).WithIndexName("my_vector"),
+		milvusclient.NewCreateIndexOption(collectionName, "my_id", index.NewSortedIndex()).WithIndexName("my_id"),
+	}
+
+	schema := entity.NewSchema().WithDynamicFieldEnabled(true).
+		WithField(entity.NewField().WithName("my_id").WithIsAutoID(true).WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)).
+		WithField(entity.NewField().WithName("my_vector").WithDataType(entity.FieldTypeFloatVector).WithDim(5)).
+		WithField(entity.NewField().WithName("my_varchar").WithDataType(entity.FieldTypeVarChar).WithMaxLength(512))
+
+	err = cli.CreateCollection(ctx, milvusclient.NewCreateCollectionOption(collectionName, schema).
+		WithIndexOptions(indexOptions...),
+	)
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_CreateCollection_quick() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	collectionName := `quick_setup`
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle err
+	}
+
+	err = cli.CreateCollection(ctx, milvusclient.SimpleCreateCollectionOptions(collectionName, 5))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_CreateCollection_shardNum() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	collectionName := `customized_setup_3`
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle err
+	}
+
+	schema := entity.NewSchema().WithDynamicFieldEnabled(true).
+		WithField(entity.NewField().WithName("my_id").WithIsAutoID(true).WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)).
+		WithField(entity.NewField().WithName("my_vector").WithDataType(entity.FieldTypeFloatVector).WithDim(5)).
+		WithField(entity.NewField().WithName("my_varchar").WithDataType(entity.FieldTypeVarChar).WithMaxLength(512))
+
+	err = cli.CreateCollection(ctx, milvusclient.NewCreateCollectionOption(collectionName, schema).WithShardNum(1))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_CreateCollection_enableMmap() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	collectionName := `customized_setup_4`
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle err
+	}
+
+	schema := entity.NewSchema().WithDynamicFieldEnabled(true).
+		WithField(entity.NewField().WithName("my_id").WithIsAutoID(true).WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)).
+		WithField(entity.NewField().WithName("my_vector").WithDataType(entity.FieldTypeFloatVector).WithDim(5)).
+		WithField(entity.NewField().WithName("my_varchar").WithDataType(entity.FieldTypeVarChar).WithMaxLength(512))
+
+	err = cli.CreateCollection(ctx, milvusclient.NewCreateCollectionOption(collectionName, schema).WithProperty(common.MmapEnabledKey, true))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_CreateCollection_ttl() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	collectionName := `customized_setup_5`
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle err
+	}
+
+	schema := entity.NewSchema().WithDynamicFieldEnabled(true).
+		WithField(entity.NewField().WithName("my_id").WithIsAutoID(true).WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)).
+		WithField(entity.NewField().WithName("my_vector").WithDataType(entity.FieldTypeFloatVector).WithDim(5)).
+		WithField(entity.NewField().WithName("my_varchar").WithDataType(entity.FieldTypeVarChar).WithMaxLength(512))
+
+	err = cli.CreateCollection(ctx, milvusclient.NewCreateCollectionOption(collectionName, schema).WithProperty(common.CollectionTTLConfigKey, 86400))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_CreateCollection_consistencyLevel() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	collectionName := `customized_setup_5`
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle err
+	}
+
+	schema := entity.NewSchema().WithDynamicFieldEnabled(true).
+		WithField(entity.NewField().WithName("my_id").WithIsAutoID(true).WithDataType(entity.FieldTypeInt64).WithIsPrimaryKey(true)).
+		WithField(entity.NewField().WithName("my_vector").WithDataType(entity.FieldTypeFloatVector).WithDim(5)).
+		WithField(entity.NewField().WithName("my_varchar").WithDataType(entity.FieldTypeVarChar).WithMaxLength(512))
+
+	err = cli.CreateCollection(ctx, milvusclient.NewCreateCollectionOption(collectionName, schema).WithConsistencyLevel(entity.ClBounded))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_ListCollections() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	collectionNames, err := cli.ListCollections(ctx, milvusclient.NewListCollectionOption())
+	if err != nil {
+		// handle error
+	}
+
+	fmt.Println(collectionNames)
+}
+
+func ExampleClient_DescribeCollection() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	collection, err := cli.DescribeCollection(ctx, milvusclient.NewDescribeCollectionOption("quick_setup"))
+	if err != nil {
+		// handle error
+	}
+
+	fmt.Println(collection)
+}
+
+func ExampleClient_RenameCollection() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	err = cli.RenameCollection(ctx, milvusclient.NewRenameCollectionOption("my_collection", "my_new_collection"))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_AlterCollection_setTTL() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	err = cli.AlterCollection(ctx, milvusclient.NewAlterCollectionOption("my_collection").WithProperty(common.CollectionTTLConfigKey, 60))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_LoadCollection() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	loadTask, err := cli.LoadCollection(ctx, milvusclient.NewLoadCollectionOption("customized_setup_1"))
+	if err != nil {
+		// handle error
+	}
+
+	// sync wait collection to be loaded
+	err = loadTask.Await(ctx)
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_ReleaseCollection() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	err = cli.ReleaseCollection(ctx, milvusclient.NewReleaseCollectionOption("custom_quick_setup"))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_DropCollection() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	err = cli.DropCollection(ctx, milvusclient.NewDropCollectionOption("customized_setup_2"))
+	if err != nil {
+		// handle err
+	}
+}
diff --git a/client/milvusclient/partition_example_test.go b/client/milvusclient/partition_example_test.go
new file mode 100644
index 0000000000000..9ef370322e5f0
--- /dev/null
+++ b/client/milvusclient/partition_example_test.go
@@ -0,0 +1,164 @@
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// nolint
+package milvusclient_test
+
+import (
+	"context"
+	"fmt"
+
+	"github.com/milvus-io/milvus/client/v2/milvusclient"
+)
+
+func ExampleClient_ListPartitions() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	defer cli.Close(ctx)
+
+	partitionNames, err := cli.ListPartitions(ctx, milvusclient.NewListPartitionOption("quick_setup"))
+	if err != nil {
+		// handle error
+	}
+
+	fmt.Println(partitionNames)
+}
+
+func ExampleClient_CreatePartition() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	defer cli.Close(ctx)
+
+	err = cli.CreatePartition(ctx, milvusclient.NewCreatePartitionOption("quick_setup", "partitionA"))
+	if err != nil {
+		// handle error
+	}
+
+	partitionNames, err := cli.ListPartitions(ctx, milvusclient.NewListPartitionOption("quick_setup"))
+	if err != nil {
+		// handle error
+	}
+
+	fmt.Println(partitionNames)
+}
+
+func ExampleClient_HasPartition() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	defer cli.Close(ctx)
+	result, err := cli.HasPartition(ctx, milvusclient.NewHasPartitionOption("quick_setup", "partitionA"))
+	if err != nil {
+		// handle error
+	}
+
+	fmt.Println(result)
+}
+
+func ExampleClient_LoadPartitions() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	defer cli.Close(ctx)
+
+	task, err := cli.LoadPartitions(ctx, milvusclient.NewLoadPartitionsOption("quick_setup", "partitionA"))
+
+	// sync wait collection to be loaded
+	err = task.Await(ctx)
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_ReleasePartitions() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	defer cli.Close(ctx)
+
+	err = cli.ReleasePartitions(ctx, milvusclient.NewReleasePartitionsOptions("quick_setup", "partitionA"))
+	if err != nil {
+		// handle error
+	}
+}
+
+func ExampleClient_DropPartition() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+	})
+	if err != nil {
+		// handle error
+	}
+
+	defer cli.Close(ctx)
+
+	err = cli.DropPartition(ctx, milvusclient.NewDropPartitionOption("quick_setup", "partitionA"))
+	if err != nil {
+		// handle error
+	}
+}
diff --git a/client/milvusclient/read.go b/client/milvusclient/read.go
index 48a76fc6f6400..8839728c22e06 100644
--- a/client/milvusclient/read.go
+++ b/client/milvusclient/read.go
@@ -49,7 +49,7 @@ func (c *Client) Search(ctx context.Context, option SearchOption, callOptions ..
 		if err != nil {
 			return err
 		}
-		resultSets, err = c.handleSearchResult(collection.Schema, req.GetOutputFields(), int(req.GetNq()), resp)
+		resultSets, err = c.handleSearchResult(collection.Schema, req.GetOutputFields(), int(resp.GetResults().GetNumQueries()), resp)
 
 		return err
 	})
@@ -189,6 +189,33 @@ func (c *Client) Query(ctx context.Context, option QueryOption, callOptions ...g
 	return resultSet, err
 }
 
+func (c *Client) HybridSearch(ctx context.Context, option HybridSearchOption, callOptions ...grpc.CallOption) ([]ResultSet, error) {
+	req, err := option.HybridRequest()
+	if err != nil {
+		return nil, err
+	}
+
+	collection, err := c.getCollection(ctx, req.GetCollectionName())
+	if err != nil {
+		return nil, err
+	}
+
+	var resultSets []ResultSet
+
+	err = c.callService(func(milvusService milvuspb.MilvusServiceClient) error {
+		resp, err := milvusService.HybridSearch(ctx, req, callOptions...)
+		err = merr.CheckRPCCall(resp, err)
+		if err != nil {
+			return err
+		}
+
+		resultSets, err = c.handleSearchResult(collection.Schema, req.GetOutputFields(), int(resp.GetResults().GetNumQueries()), resp)
+
+		return err
+	})
+	return resultSets, err
+}
+
 func expandWildcard(schema *entity.Schema, outputFields []string) ([]string, bool) {
 	wildcard := false
 	for _, outputField := range outputFields {
diff --git a/client/milvusclient/read_example_test.go b/client/milvusclient/read_example_test.go
new file mode 100644
index 0000000000000..2ca6a04eb517a
--- /dev/null
+++ b/client/milvusclient/read_example_test.go
@@ -0,0 +1,204 @@
+// Licensed to the LF AI & Data foundation under one
+// or more contributor license agreements. See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership. The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License. You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// nolint
+package milvusclient_test
+
+import (
+	"context"
+	"log"
+
+	"github.com/milvus-io/milvus/client/v2/entity"
+	"github.com/milvus-io/milvus/client/v2/milvusclient"
+)
+
+func ExampleClient_Search_basic() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+	token := "root:Milvus"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+		APIKey:  token,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	queryVector := []float32{0.3580376395471989, -0.6023495712049978, 0.18414012509913835, -0.26286205330961354, 0.9029438446296592}
+
+	resultSets, err := cli.Search(ctx, milvusclient.NewSearchOption(
+		"quick_setup", // collectionName
+		3,             // limit
+		[]entity.Vector{entity.FloatVector(queryVector)},
+	))
+	if err != nil {
+		log.Fatal("failed to perform basic ANN search collection: ", err.Error())
+	}
+
+	for _, resultSet := range resultSets {
+		log.Println("IDs: ", resultSet.IDs)
+		log.Println("Scores: ", resultSet.Scores)
+	}
+}
+
+func ExampleClient_Search_multivectors() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+	token := "root:Milvus"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+		APIKey:  token,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	queryVectors := []entity.Vector{
+		entity.FloatVector([]float32{0.3580376395471989, -0.6023495712049978, 0.18414012509913835, -0.26286205330961354, 0.9029438446296592}),
+		entity.FloatVector([]float32{0.19886812562848388, 0.06023560599112088, 0.6976963061752597, 0.2614474506242501, 0.838729485096104}),
+	}
+
+	resultSets, err := cli.Search(ctx, milvusclient.NewSearchOption(
+		"quick_setup", // collectionName
+		3,             // limit
+		queryVectors,
+	))
+	if err != nil {
+		log.Fatal("failed to perform basic ANN search collection: ", err.Error())
+	}
+
+	for _, resultSet := range resultSets {
+		log.Println("IDs: ", resultSet.IDs)
+		log.Println("Scores: ", resultSet.Scores)
+	}
+}
+
+func ExampleClient_Search_partition() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+	token := "root:Milvus"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+		APIKey:  token,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	queryVector := []float32{0.3580376395471989, -0.6023495712049978, 0.18414012509913835, -0.26286205330961354, 0.9029438446296592}
+
+	resultSets, err := cli.Search(ctx, milvusclient.NewSearchOption(
+		"quick_setup", // collectionName
+		3,             // limit
+		[]entity.Vector{entity.FloatVector(queryVector)},
+	).WithPartitions("partitionA"))
+	if err != nil {
+		log.Fatal("failed to perform basic ANN search collection: ", err.Error())
+	}
+
+	for _, resultSet := range resultSets {
+		log.Println("IDs: ", resultSet.IDs)
+		log.Println("Scores: ", resultSet.Scores)
+	}
+}
+
+func ExampleClient_Search_outputFields() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+	token := "root:Milvus"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+		APIKey:  token,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	queryVector := []float32{0.3580376395471989, -0.6023495712049978, 0.18414012509913835, -0.26286205330961354, 0.9029438446296592}
+
+	resultSets, err := cli.Search(ctx, milvusclient.NewSearchOption(
+		"quick_setup", // collectionName
+		3,             // limit
+		[]entity.Vector{entity.FloatVector(queryVector)},
+	).WithOutputFields("color"))
+	if err != nil {
+		log.Fatal("failed to perform basic ANN search collection: ", err.Error())
+	}
+
+	for _, resultSet := range resultSets {
+		log.Println("IDs: ", resultSet.IDs)
+		log.Println("Scores: ", resultSet.Scores)
+		log.Println("Colors: ", resultSet.GetColumn("color"))
+	}
+}
+
+func ExampleClient_Search_offsetLimit() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	milvusAddr := "127.0.0.1:19530"
+	token := "root:Milvus"
+
+	cli, err := milvusclient.New(ctx, &milvusclient.ClientConfig{
+		Address: milvusAddr,
+		APIKey:  token,
+	})
+	if err != nil {
+		log.Fatal("failed to connect to milvus server: ", err.Error())
+	}
+
+	defer cli.Close(ctx)
+
+	queryVector := []float32{0.3580376395471989, -0.6023495712049978, 0.18414012509913835, -0.26286205330961354, 0.9029438446296592}
+
+	resultSets, err := cli.Search(ctx, milvusclient.NewSearchOption(
+		"quick_setup", // collectionName
+		3,             // limit
+		[]entity.Vector{entity.FloatVector(queryVector)},
+	).WithOffset(10))
+	if err != nil {
+		log.Fatal("failed to perform basic ANN search collection: ", err.Error())
+	}
+
+	for _, resultSet := range resultSets {
+		log.Println("IDs: ", resultSet.IDs)
+		log.Println("Scores: ", resultSet.Scores)
+	}
+}
+
+// func ExampleClient_Search_useLevel() {
+
+// }
diff --git a/client/milvusclient/read_options.go b/client/milvusclient/read_options.go
index 9f03d9a0487eb..fc7eeb3435dab 100644
--- a/client/milvusclient/read_options.go
+++ b/client/milvusclient/read_options.go
@@ -26,6 +26,7 @@ import (
 	"github.com/milvus-io/milvus-proto/go-api/v2/commonpb"
 	"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
 	"github.com/milvus-io/milvus/client/v2/entity"
+	"github.com/milvus-io/milvus/client/v2/index"
 )
 
 const (
@@ -47,82 +48,137 @@ type SearchOption interface {
 var _ SearchOption = (*searchOption)(nil)
 
 type searchOption struct {
+	annRequest                 *annRequest
 	collectionName             string
 	partitionNames             []string
-	topK                       int
-	offset                     int
 	outputFields               []string
 	consistencyLevel           entity.ConsistencyLevel
 	useDefaultConsistencyLevel bool
-	ignoreGrowing              bool
-	expr                       string
-
-	// normal search request
-	request *annRequest
-	// TODO add sub request when support hybrid search
 }
 
 type annRequest struct {
 	vectors []entity.Vector
 
-	annField     string
-	metricsType  entity.MetricType
-	searchParam  map[string]string
-	groupByField string
+	annField      string
+	metricsType   entity.MetricType
+	searchParam   map[string]string
+	groupByField  string
+	annParam      index.AnnParam
+	ignoreGrowing bool
+	expr          string
+	topK          int
+	offset        int
 }
 
-func (opt *searchOption) Request() (*milvuspb.SearchRequest, error) {
-	// TODO check whether search is hybrid after logic merged
-	return opt.prepareSearchRequest(opt.request)
+func NewAnnRequest(annField string, limit int, vectors ...entity.Vector) *annRequest {
+	return &annRequest{
+		annField: annField,
+		vectors:  vectors,
+		topK:     limit,
+	}
 }
 
-func (opt *searchOption) prepareSearchRequest(annRequest *annRequest) (*milvuspb.SearchRequest, error) {
+func (r *annRequest) searchRequest() (*milvuspb.SearchRequest, error) {
 	request := &milvuspb.SearchRequest{
-		CollectionName:   opt.collectionName,
-		PartitionNames:   opt.partitionNames,
-		Dsl:              opt.expr,
-		DslType:          commonpb.DslType_BoolExprV1,
-		ConsistencyLevel: commonpb.ConsistencyLevel(opt.consistencyLevel),
-		OutputFields:     opt.outputFields,
+		Nq:      int64(len(r.vectors)),
+		Dsl:     r.expr,
+		DslType: commonpb.DslType_BoolExprV1,
 	}
-	if annRequest != nil {
-		// nq
-		request.Nq = int64(len(annRequest.vectors))
-
-		// search param
-		bs, _ := json.Marshal(annRequest.searchParam)
-		params := map[string]string{
-			spAnnsField:     annRequest.annField,
-			spTopK:          strconv.Itoa(opt.topK),
-			spOffset:        strconv.Itoa(opt.offset),
-			spParams:        string(bs),
-			spMetricsType:   string(annRequest.metricsType),
-			spRoundDecimal:  "-1",
-			spIgnoreGrowing: strconv.FormatBool(opt.ignoreGrowing),
-		}
-		if annRequest.groupByField != "" {
-			params[spGroupBy] = annRequest.groupByField
-		}
-		request.SearchParams = entity.MapKvPairs(params)
 
-		var err error
-		// placeholder group
-		request.PlaceholderGroup, err = vector2PlaceholderGroupBytes(annRequest.vectors)
-		if err != nil {
-			return nil, err
-		}
+	var err error
+	// placeholder group
+	request.PlaceholderGroup, err = vector2PlaceholderGroupBytes(r.vectors)
+	if err != nil {
+		return nil, err
+	}
+
+	params := map[string]string{
+		spAnnsField:     r.annField,
+		spTopK:          strconv.Itoa(r.topK),
+		spOffset:        strconv.Itoa(r.offset),
+		spMetricsType:   string(r.metricsType),
+		spRoundDecimal:  "-1",
+		spIgnoreGrowing: strconv.FormatBool(r.ignoreGrowing),
+	}
+	if r.groupByField != "" {
+		params[spGroupBy] = r.groupByField
+	}
+	// ann param
+	if r.annParam != nil {
+		bs, _ := json.Marshal(r.annParam.Params())
+		params[spParams] = string(bs)
+	}
+	// use custom search param to overwrite
+	for k, v := range r.searchParam {
+		params[k] = v
+	}
+	request.SearchParams = entity.MapKvPairs(params)
+
+	return request, nil
+}
+
+func (r *annRequest) WithANNSField(annsField string) *annRequest {
+	r.annField = annsField
+	return r
+}
+
+func (r *annRequest) WithGroupByField(groupByField string) *annRequest {
+	r.groupByField = groupByField
+	return r
+}
+
+func (r *annRequest) WithSearchParam(key, value string) *annRequest {
+	r.searchParam[key] = value
+	return r
+}
+
+func (r *annRequest) WithAnnParam(ap index.AnnParam) *annRequest {
+	r.annParam = ap
+	return r
+}
+
+func (r *annRequest) WithFilter(expr string) *annRequest {
+	r.expr = expr
+	return r
+}
+
+func (r *annRequest) WithOffset(offset int) *annRequest {
+	r.offset = offset
+	return r
+}
+
+func (r *annRequest) WithIgnoreGrowing(ignoreGrowing bool) *annRequest {
+	r.ignoreGrowing = ignoreGrowing
+	return r
+}
+
+func (opt *searchOption) Request() (*milvuspb.SearchRequest, error) {
+	request, err := opt.annRequest.searchRequest()
+	if err != nil {
+		return nil, err
 	}
 
+	request.CollectionName = opt.collectionName
+	request.PartitionNames = opt.partitionNames
+	request.ConsistencyLevel = commonpb.ConsistencyLevel(opt.consistencyLevel)
+	request.UseDefaultConsistency = opt.useDefaultConsistencyLevel
+	request.OutputFields = opt.outputFields
+
 	return request, nil
 }
 
+func (opt *searchOption) WithPartitions(partitionNames ...string) *searchOption {
+	opt.partitionNames = partitionNames
+	return opt
+}
+
 func (opt *searchOption) WithFilter(expr string) *searchOption {
-	opt.expr = expr
+	opt.annRequest.WithFilter(expr)
 	return opt
 }
 
 func (opt *searchOption) WithOffset(offset int) *searchOption {
-	opt.offset = offset
+	opt.annRequest.WithOffset(offset)
 	return opt
 }
 
@@ -138,27 +194,38 @@ func (opt *searchOption) WithConsistencyLevel(consistencyLevel entity.Consistenc
 }
 
 func (opt *searchOption) WithANNSField(annsField string) *searchOption {
-	opt.request.annField = annsField
+	opt.annRequest.WithANNSField(annsField)
 	return opt
 }
 
-func (opt *searchOption) WithPartitions(partitionNames ...string) *searchOption {
-	opt.partitionNames = partitionNames
+func (opt *searchOption) WithGroupByField(groupByField string) *searchOption {
+	opt.annRequest.WithGroupByField(groupByField)
 	return opt
 }
 
-func (opt *searchOption) WithGroupByField(groupByField string) *searchOption {
-	opt.request.groupByField = groupByField
+func (opt *searchOption) WithIgnoreGrowing(ignoreGrowing bool) *searchOption {
+	opt.annRequest.WithIgnoreGrowing(ignoreGrowing)
+	return opt
+}
+
+func (opt *searchOption) WithAnnParam(ap index.AnnParam) *searchOption {
+	opt.annRequest.WithAnnParam(ap)
+	return opt
+}
+
+func (opt *searchOption) WithSearchParam(key, value string) *searchOption {
+	opt.annRequest.WithSearchParam(key, value)
 	return opt
 }
 
 func NewSearchOption(collectionName string, limit int, vectors []entity.Vector) *searchOption {
 	return &searchOption{
-		collectionName: collectionName,
-		topK:           limit,
-		request: &annRequest{
-			vectors: vectors,
+		annRequest: &annRequest{
+			vectors:     vectors,
+			searchParam: make(map[string]string),
+			topK:        limit,
 		},
+		collectionName:             collectionName,
 		useDefaultConsistencyLevel: true,
 		consistencyLevel:           entity.ClBounded,
 	}
@@ -211,6 +278,66 @@ func vector2Placeholder(vectors []entity.Vector) (*commonpb.PlaceholderValue, er
 	return ph, nil
 }
 
+type HybridSearchOption interface {
+	HybridRequest() (*milvuspb.HybridSearchRequest, error)
+}
+
+type hybridSearchOption struct {
+	collectionName string
+	partitionNames []string
+
+	reqs []*annRequest
+
+	outputFields          []string
+	useDefaultConsistency bool
+	consistencyLevel      entity.ConsistencyLevel
+}
+
+func (opt *hybridSearchOption) WithConsistencyLevel(cl entity.ConsistencyLevel) *hybridSearchOption {
+	opt.consistencyLevel = cl
+	opt.useDefaultConsistency = false
+	return opt
+}
+
+func (opt *hybridSearchOption) WithPartitons(partitions ...string) *hybridSearchOption {
+	opt.partitionNames = partitions
+	return opt
+}
+
+func (opt *hybridSearchOption) WithOutputFields(outputFields ...string) *hybridSearchOption {
+	opt.outputFields = outputFields
+	return opt
+}
+
+func (opt *hybridSearchOption) HybridRequest() (*milvuspb.HybridSearchRequest, error) {
+	requests := make([]*milvuspb.SearchRequest, 0, len(opt.reqs))
+	for _, annRequest := range opt.reqs {
+		req, err := annRequest.searchRequest()
+		if err != nil {
+			return nil, err
+		}
+		requests = append(requests, req)
+	}
+
+	return &milvuspb.HybridSearchRequest{
+		CollectionName:        opt.collectionName,
+		PartitionNames:        opt.partitionNames,
+		Requests:              requests,
+		UseDefaultConsistency: opt.useDefaultConsistency,
+		ConsistencyLevel:      commonpb.ConsistencyLevel(opt.consistencyLevel),
+		OutputFields:          opt.outputFields,
+	}, nil
+}
+
+func NewHybridSearchOption(collectionName string, annRequests ...*annRequest) *hybridSearchOption {
+	return &hybridSearchOption{
+		collectionName: collectionName,
+
+		reqs:                  annRequests,
+		useDefaultConsistency: true,
+	}
+}
+
 type QueryOption interface {
 	Request() *milvuspb.QueryRequest
 }
diff --git a/client/milvusclient/read_test.go b/client/milvusclient/read_test.go
index b9840a92493e1..9c73b2e68b8db 100644
--- a/client/milvusclient/read_test.go
+++ b/client/milvusclient/read_test.go
@@ -13,6 +13,7 @@ import (
 	"github.com/milvus-io/milvus-proto/go-api/v2/milvuspb"
 	"github.com/milvus-io/milvus-proto/go-api/v2/schemapb"
 	"github.com/milvus-io/milvus/client/v2/entity"
+	"github.com/milvus-io/milvus/client/v2/index"
 	"github.com/milvus-io/milvus/pkg/util/merr"
 )
 
@@ -45,7 +46,6 @@ func (s *ReadSuite) TestSearch() {
 		s.mock.EXPECT().Search(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, sr *milvuspb.SearchRequest) (*milvuspb.SearchResults, error) {
 			s.Equal(collectionName, sr.GetCollectionName())
 			s.ElementsMatch([]string{partitionName}, sr.GetPartitionNames())
-			// s.Equal(s)
 
 			return &milvuspb.SearchResults{
 				Status: merr.Success(),
@@ -68,11 +68,17 @@ func (s *ReadSuite) TestSearch() {
 			}, nil
 		}).Once()
 
+		ap := index.NewCustomAnnParam()
+		ap.WithExtraParam("custom_level", 1)
 		_, err := s.client.Search(ctx, NewSearchOption(collectionName, 10, []entity.Vector{
 			entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
 				return rand.Float32()
 			})),
-		}).WithPartitions(partitionName).WithGroupByField("group_by"))
+		}).WithPartitions(partitionName).
+			WithGroupByField("group_by").
+			WithSearchParam("ignore_growing", "true").
+			WithAnnParam(ap),
+		)
 		s.NoError(err)
 	})
 
@@ -134,6 +140,72 @@ func (s *ReadSuite) TestSearch() {
 	})
 }
 
+func (s *ReadSuite) TestHybridSearch() {
+	ctx, cancel := context.WithCancel(context.Background())
+	defer cancel()
+
+	s.Run("success", func() {
+		collectionName := fmt.Sprintf("coll_%s", s.randString(6))
+		partitionName := fmt.Sprintf("part_%s", s.randString(6))
+		s.setupCache(collectionName, s.schema)
+
+		s.mock.EXPECT().HybridSearch(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, hsr *milvuspb.HybridSearchRequest) (*milvuspb.SearchResults, error) {
+			s.Equal(collectionName, hsr.GetCollectionName())
+			s.ElementsMatch([]string{partitionName}, hsr.GetPartitionNames())
+			s.ElementsMatch([]string{"*"}, hsr.GetOutputFields())
+			return &milvuspb.SearchResults{
+				Status: merr.Success(),
+				Results: &schemapb.SearchResultData{
+					NumQueries: 1,
+					TopK:       2,
+					FieldsData: []*schemapb.FieldData{
+						s.getInt64FieldData("ID", []int64{1, 2}),
+						s.getJSONBytesFieldData("$meta", [][]byte{
+							[]byte(`{"A": 123, "B": "456"}`),
+							[]byte(`{"B": "abc", "A": 456}`),
+						}, true),
+					},
+					Ids: &schemapb.IDs{
+						IdField: &schemapb.IDs_IntId{
+							IntId: &schemapb.LongArray{
+								Data: []int64{1, 2},
+							},
+						},
+					},
+					Scores: make([]float32, 2),
+					Topks:  []int64{2},
+				},
+			}, nil
+		}).Once()
+
+		_, err := s.client.HybridSearch(ctx, NewHybridSearchOption(collectionName, NewAnnRequest("vector", 10, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
+			return rand.Float32()
+		}))).WithFilter("ID > 100"), NewAnnRequest("vector", 10, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
+			return rand.Float32()
+		})))).WithConsistencyLevel(entity.ClStrong).WithPartitons(partitionName).WithOutputFields("*"))
+		s.NoError(err)
+	})
+
+	s.Run("failure", func() {
+		collectionName := fmt.Sprintf("coll_%s", s.randString(6))
+		s.setupCache(collectionName, s.schemaDyn)
+
+		_, err := s.client.HybridSearch(ctx, NewHybridSearchOption(collectionName, NewAnnRequest("vector", 10, nonSupportData{})))
+		s.Error(err)
+
+		s.mock.EXPECT().HybridSearch(mock.Anything, mock.Anything).RunAndReturn(func(ctx context.Context, hsr *milvuspb.HybridSearchRequest) (*milvuspb.SearchResults, error) {
+			return nil, merr.WrapErrServiceInternal("mocked")
+		}).Once()
+
+		_, err = s.client.HybridSearch(ctx, NewHybridSearchOption(collectionName, NewAnnRequest("vector", 10, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
+			return rand.Float32()
+		}))).WithFilter("ID > 100"), NewAnnRequest("vector", 10, entity.FloatVector(lo.RepeatBy(128, func(_ int) float32 {
+			return rand.Float32()
+		})))))
+		s.Error(err)
+	})
+}
+
 func (s *ReadSuite) TestQuery() {
 	ctx, cancel := context.WithCancel(context.Background())
 	defer cancel()