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222 lines
10 KiB
Java
222 lines
10 KiB
Java
package com;
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import io.milvus.client.*;
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import org.apache.commons.lang3.RandomStringUtils;
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import org.testng.Assert;
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import org.testng.annotations.Test;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Random;
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import java.util.concurrent.ForkJoinPool;
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import java.util.concurrent.TimeUnit;
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import java.util.stream.Collectors;
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public class TestMix {
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private int dimension = 128;
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private int nb = 100000;
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int n_list = 8192;
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int n_probe = 20;
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int top_k = 10;
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double epsilon = 0.001;
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int index_file_size = 20;
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public List<Float> normalize(List<Float> w2v){
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float squareSum = w2v.stream().map(x -> x * x).reduce((float) 0, Float::sum);
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final float norm = (float) Math.sqrt(squareSum);
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w2v = w2v.stream().map(x -> x / norm).collect(Collectors.toList());
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return w2v;
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}
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public List<List<Float>> gen_vectors(int nb, boolean norm) {
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List<List<Float>> xb = new ArrayList<>();
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Random random = new Random();
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for (int i = 0; i < nb; ++i) {
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List<Float> vector = new ArrayList<>();
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for (int j = 0; j < dimension; j++) {
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vector.add(random.nextFloat());
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}
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if (norm == true) {
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vector = normalize(vector);
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}
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xb.add(vector);
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}
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return xb;
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}
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@Test(dataProvider = "Table", dataProviderClass = MainClass.class)
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public void test_search_vectors_threads(MilvusClient client, String tableName) throws InterruptedException {
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int thread_num = 10;
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int nq = 5;
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List<List<Float>> vectors = gen_vectors(nb, false);
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List<List<Float>> queryVectors = vectors.subList(0,nq);
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InsertParam insertParam = new InsertParam.Builder(tableName, vectors).build();
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client.insert(insertParam);
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Index index = new Index.Builder().withIndexType(IndexType.IVF_SQ8)
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.withNList(n_list)
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.build();
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CreateIndexParam createIndexParam = new CreateIndexParam.Builder(tableName).withIndex(index).build();
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client.createIndex(createIndexParam);
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ForkJoinPool executor = new ForkJoinPool();
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for (int i = 0; i < thread_num; i++) {
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executor.execute(
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() -> {
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SearchParam searchParam = new SearchParam.Builder(tableName, queryVectors).withNProbe(n_probe).withTopK(top_k).build();
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SearchResponse res_search = client.search(searchParam);
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assert (res_search.getResponse().ok());
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});
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}
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executor.awaitQuiescence(100, TimeUnit.SECONDS);
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executor.shutdown();
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}
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@Test(dataProvider = "DefaultConnectArgs", dataProviderClass = MainClass.class)
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public void test_connect_threads(String host, String port) throws InterruptedException {
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int thread_num = 100;
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ForkJoinPool executor = new ForkJoinPool();
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for (int i = 0; i < thread_num; i++) {
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executor.execute(
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() -> {
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MilvusClient client = new MilvusGrpcClient();
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ConnectParam connectParam = new ConnectParam.Builder()
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.withHost(host)
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.withPort(port)
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.build();
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client.connect(connectParam);
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assert(client.connected());
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try {
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client.disconnect();
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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});
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}
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executor.awaitQuiescence(100, TimeUnit.SECONDS);
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executor.shutdown();
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}
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@Test(dataProvider = "Table", dataProviderClass = MainClass.class)
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public void test_add_vectors_threads(MilvusClient client, String tableName) throws InterruptedException {
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int thread_num = 10;
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List<List<Float>> vectors = gen_vectors(nb,false);
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InsertParam insertParam = new InsertParam.Builder(tableName, vectors).build();
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ForkJoinPool executor = new ForkJoinPool();
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for (int i = 0; i < thread_num; i++) {
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executor.execute(
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() -> {
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InsertResponse res_insert = client.insert(insertParam);
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assert (res_insert.getResponse().ok());
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});
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}
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executor.awaitQuiescence(100, TimeUnit.SECONDS);
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executor.shutdown();
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Thread.sleep(2000);
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TableParam tableParam = new TableParam.Builder(tableName).build();
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GetTableRowCountResponse getTableRowCountResponse = client.getTableRowCount(tableParam);
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Assert.assertEquals(getTableRowCountResponse.getTableRowCount(), thread_num * nb);
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}
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@Test(dataProvider = "Table", dataProviderClass = MainClass.class)
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public void test_add_index_vectors_threads(MilvusClient client, String tableName) throws InterruptedException {
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int thread_num = 50;
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List<List<Float>> vectors = gen_vectors(nb,false);
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InsertParam insertParam = new InsertParam.Builder(tableName, vectors).build();
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ForkJoinPool executor = new ForkJoinPool();
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for (int i = 0; i < thread_num; i++) {
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executor.execute(
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() -> {
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InsertResponse res_insert = client.insert(insertParam);
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Index index = new Index.Builder().withIndexType(IndexType.IVF_SQ8)
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.withNList(n_list)
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.build();
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CreateIndexParam createIndexParam = new CreateIndexParam.Builder(tableName).withIndex(index).build();
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client.createIndex(createIndexParam);
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assert (res_insert.getResponse().ok());
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});
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}
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executor.awaitQuiescence(300, TimeUnit.SECONDS);
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executor.shutdown();
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Thread.sleep(2000);
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TableParam tableParam = new TableParam.Builder(tableName).build();
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GetTableRowCountResponse getTableRowCountResponse = client.getTableRowCount(tableParam);
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Assert.assertEquals(getTableRowCountResponse.getTableRowCount(), thread_num * nb);
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}
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@Test(dataProvider = "Table", dataProviderClass = MainClass.class)
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public void test_add_search_vectors_threads(MilvusClient client, String tableName) throws InterruptedException {
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int thread_num = 50;
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int nq = 5;
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List<List<Float>> vectors = gen_vectors(nb, true);
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List<List<Float>> queryVectors = vectors.subList(0,nq);
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InsertParam insertParam = new InsertParam.Builder(tableName, vectors).build();
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ForkJoinPool executor = new ForkJoinPool();
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for (int i = 0; i < thread_num; i++) {
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executor.execute(
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() -> {
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InsertResponse res_insert = client.insert(insertParam);
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assert (res_insert.getResponse().ok());
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try {
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TimeUnit.SECONDS.sleep(1);
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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SearchParam searchParam = new SearchParam.Builder(tableName, queryVectors).withNProbe(n_probe).withTopK(top_k).build();
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SearchResponse res_search = client.search(searchParam);
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assert (res_search.getResponse().ok());
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List<List<SearchResponse.QueryResult>> res = client.search(searchParam).getQueryResultsList();
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double distance = res.get(0).get(0).getDistance();
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if (tableName.startsWith("L2")) {
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Assert.assertEquals(distance, 0.0, epsilon);
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}else if (tableName.startsWith("IP")) {
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Assert.assertEquals(distance, 1.0, epsilon);
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}
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});
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}
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executor.awaitQuiescence(300, TimeUnit.SECONDS);
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executor.shutdown();
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Thread.sleep(2000);
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TableParam tableParam = new TableParam.Builder(tableName).build();
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GetTableRowCountResponse getTableRowCountResponse = client.getTableRowCount(tableParam);
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Assert.assertEquals(getTableRowCountResponse.getTableRowCount(), thread_num * nb);
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}
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@Test(dataProvider = "DefaultConnectArgs", dataProviderClass = MainClass.class)
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public void test_create_insert_delete_threads(String host, String port) throws InterruptedException {
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int thread_num = 100;
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List<List<Float>> vectors = gen_vectors(nb,false);
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ForkJoinPool executor = new ForkJoinPool();
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for (int i = 0; i < thread_num; i++) {
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executor.execute(
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() -> {
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MilvusClient client = new MilvusGrpcClient();
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ConnectParam connectParam = new ConnectParam.Builder()
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.withHost(host)
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.withPort(port)
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.build();
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client.connect(connectParam);
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String tableName = RandomStringUtils.randomAlphabetic(10);
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TableSchema tableSchema = new TableSchema.Builder(tableName, dimension)
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.withIndexFileSize(index_file_size)
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.withMetricType(MetricType.IP)
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.build();
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TableSchemaParam tableSchemaParam = new TableSchemaParam.Builder(tableSchema).build();
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client.createTable(tableSchemaParam);
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InsertParam insertParam = new InsertParam.Builder(tableName, vectors).build();
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client.insert(insertParam);
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TableParam tableParam = new TableParam.Builder(tableName).build();
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Response response = client.dropTable(tableParam);
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Assert.assertTrue(response.ok());
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try {
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client.disconnect();
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} catch (InterruptedException e) {
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e.printStackTrace();
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}
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});
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}
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executor.awaitQuiescence(100, TimeUnit.SECONDS);
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executor.shutdown();
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}
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}
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