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Fix buffering issue caused by decompress flag not to work (#1500)
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127 changes: 127 additions & 0 deletions
127
clickhouse-jdbc/src/test/java/com/clickhouse/jdbc/JdbcIssuesTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,127 @@ | ||
| package com.clickhouse.jdbc; | ||
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| import com.clickhouse.client.ClickHouseLoadBalancingPolicy; | ||
| import com.clickhouse.client.ClickHouseProtocol; | ||
| import com.clickhouse.client.ClickHouseRequest; | ||
| import com.clickhouse.client.config.ClickHouseClientOption; | ||
| import com.clickhouse.client.config.ClickHouseDefaults; | ||
| import org.testcontainers.shaded.org.apache.commons.lang3.StringUtils; | ||
| import org.testng.Assert; | ||
| import org.testng.annotations.Test; | ||
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| import java.sql.Connection; | ||
| import java.sql.DriverManager; | ||
| import java.sql.PreparedStatement; | ||
| import java.sql.SQLException; | ||
| import java.sql.Statement; | ||
| import java.util.Arrays; | ||
| import java.util.Properties; | ||
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| public class JdbcIssuesTest extends JdbcIntegrationTest { | ||
| @Test(groups = "integration") | ||
| public void test01Decompress() throws SQLException { | ||
| String httpEndpoint = "http://" + getServerAddress(ClickHouseProtocol.HTTP) + "/"; | ||
| String TABLE_NAME = "decompress_issue_01"; | ||
| Properties prop = new Properties(); | ||
| prop.setProperty("decompress", "true"); | ||
| prop.setProperty("decompress_algorithm", "lz4"); | ||
| String url = String.format("jdbc:ch:%s", httpEndpoint); | ||
| ClickHouseDataSource dataSource = new ClickHouseDataSource(url, prop); | ||
| String columnNames = "event_id"; | ||
| String columnValues = "('event_id String')"; | ||
| String sql = String.format("INSERT INTO %s (%s) SELECT %s FROM input %s", TABLE_NAME, columnNames, columnNames, columnValues); | ||
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| Connection conn = dataSource.getConnection("default", ""); | ||
| Statement st = conn.createStatement(); | ||
| st.execute(String.format("CREATE TABLE %s (`event_id` String) ENGINE = Log", TABLE_NAME)); | ||
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| int count = 1; | ||
| boolean failed = false; | ||
| while (count <= 100000) { | ||
| String content = StringUtils.repeat("*", count); | ||
| try (PreparedStatement ps = conn.prepareStatement(sql)) { | ||
| ps.setString(1, content); | ||
| ps.addBatch(); | ||
| ps.executeBatch(); | ||
| } catch (SQLException sqlException) { | ||
| sqlException.printStackTrace(); | ||
| failed = true; | ||
| } | ||
| Assert.assertFalse(failed, String.format("Failed when content size %d", count)); | ||
| count *= 2; | ||
| } | ||
| } | ||
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| @Test | ||
| public void test02Decompress() throws SQLException { | ||
| String httpEndpoint = "http://" + getServerAddress(ClickHouseProtocol.HTTP) + "/"; | ||
| String TABLE_NAME = "decompress_issue_02"; | ||
| Properties prop = new Properties(); | ||
| prop.setProperty("decompress", "true"); | ||
| prop.setProperty("decompress_algorithm", "lz4"); | ||
| String url = String.format("jdbc:ch:%s", httpEndpoint); | ||
| ClickHouseDataSource dataSource = new ClickHouseDataSource(url, prop); | ||
| String columnNames = "event_id"; | ||
| String columnValues = "('event_id String')"; | ||
| String sql = String.format("INSERT INTO %s (%s) SELECT %s FROM input %s", TABLE_NAME, columnNames, columnNames, columnValues); | ||
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| Connection conn = dataSource.getConnection("default", ""); | ||
| Statement st = conn.createStatement(); | ||
| st.execute(String.format("CREATE TABLE %s (`event_id` String) ENGINE = Log", TABLE_NAME)); | ||
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| int count = 1; | ||
| boolean failed = false; | ||
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| String content = StringUtils.repeat("*", count); | ||
| try (PreparedStatement ps = conn.prepareStatement(sql)) { | ||
| while (count <= 100000) { | ||
| ps.setString(1, content); | ||
| ps.addBatch(); | ||
| count *= 2; | ||
| } | ||
| ps.executeBatch(); | ||
| } catch (SQLException sqlException) { | ||
| sqlException.printStackTrace(); | ||
| failed = true; | ||
| } | ||
| Assert.assertFalse(failed, String.format("Failed when content size %d", count)); | ||
| } | ||
| @Test | ||
| public void test03Decompress() throws SQLException { | ||
| String httpEndpoint = "http://" + getServerAddress(ClickHouseProtocol.HTTP) + "/"; | ||
| String TABLE_NAME = "decompress_issue_02"; | ||
| Properties prop = new Properties(); | ||
| prop.setProperty("decompress", "true"); | ||
| prop.setProperty("decompress_algorithm", "lz4"); | ||
| String url = String.format("jdbc:ch:%s", httpEndpoint); | ||
| ClickHouseDataSource dataSource = new ClickHouseDataSource(url, prop); | ||
| String columnNames = "event_id, num01,event_id_01 "; | ||
| String columnValues = "('event_id String, num01 Int8, event_id_01 String')"; | ||
| String sql = String.format("INSERT INTO %s (%s) SELECT %s FROM input %s", TABLE_NAME, columnNames, columnNames, columnValues); | ||
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| Connection conn = dataSource.getConnection("default", ""); | ||
| Statement st = conn.createStatement(); | ||
| st.execute(String.format("CREATE TABLE %s (`event_id` String, `num01` Int8, `event_id_01` String) ENGINE = Log", TABLE_NAME)); | ||
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| int count = 1; | ||
| boolean failed = false; | ||
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| String content = StringUtils.repeat("*", 50000); | ||
| try (PreparedStatement ps = conn.prepareStatement(sql)) { | ||
| while (count <= 3) { | ||
| ps.setString(1, content); | ||
| ps.setInt(2, 10); | ||
| ps.setString(3, content); | ||
| ps.addBatch(); | ||
| count += 1; | ||
| } | ||
| ps.executeBatch(); | ||
| } catch (SQLException sqlException) { | ||
| sqlException.printStackTrace(); | ||
| failed = true; | ||
| } | ||
| Assert.assertFalse(failed, String.format("Failed when content size %d", count)); | ||
| } | ||
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| } |