This is an automated email from the ASF dual-hosted git repository.
morningman pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/doris.git
The following commit(s) were added to refs/heads/master by this push:
new d3a6cab716 [Fix](MySQLLoad) Fix load a big local file bug since
bytebuffer from mysql packet using the same byte array (#16901)
d3a6cab716 is described below
commit d3a6cab716b3b1bc8e62d2071d9ec752e336d7cc
Author: huangzhaowei <[email protected]>
AuthorDate: Tue Feb 28 00:06:44 2023 +0800
[Fix](MySQLLoad) Fix load a big local file bug since bytebuffer from mysql
packet using the same byte array (#16901)
Loading a big local file will cause `INTERNAL_ERROR]too many filtered rows`
issue since the bytebuffer from mysql client always use the same byte array.
And the later bytes will overwrite the previous one and make wrong bytes
order among the network.
Copy the byte array and then fill it into network.
---
.../common/io/ByteBufferNetworkInputStream.java | 8 +-
.../apache/doris/load/loadv2/MysqlLoadManager.java | 6 +-
.../mysql_load/test_mysql_load_big_file.csv | 416 +++++++++++++++++++++
.../mysql_load/test_mysql_load_big_file.out | 7 +
.../mysql_load/test_mysql_load_big_file.groovy | 53 +++
5 files changed, 486 insertions(+), 4 deletions(-)
diff --git
a/fe/fe-common/src/main/java/org/apache/doris/common/io/ByteBufferNetworkInputStream.java
b/fe/fe-common/src/main/java/org/apache/doris/common/io/ByteBufferNetworkInputStream.java
index 41bac05329..15d61cdd1a 100644
---
a/fe/fe-common/src/main/java/org/apache/doris/common/io/ByteBufferNetworkInputStream.java
+++
b/fe/fe-common/src/main/java/org/apache/doris/common/io/ByteBufferNetworkInputStream.java
@@ -42,10 +42,16 @@ public class ByteBufferNetworkInputStream extends
InputStream {
if (closed) {
throw new IOException("Stream is already closed.");
}
- ByteArrayInputStream inputStream = new
ByteArrayInputStream(buffer.array(), buffer.position(), buffer.limit());
+ ByteArrayInputStream inputStream = new
ByteArrayInputStream(bytesCopy(buffer));
queue.offer(inputStream, 300, TimeUnit.SECONDS);
}
+ public byte[] bytesCopy(ByteBuffer buffer) {
+ byte[] result = new byte[buffer.limit() - buffer.position()];
+ System.arraycopy(buffer.array(), buffer.position(), result, 0,
result.length);
+ return result;
+ }
+
public void markFinished() {
this.finished = true;
}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/load/loadv2/MysqlLoadManager.java
b/fe/fe-core/src/main/java/org/apache/doris/load/loadv2/MysqlLoadManager.java
index c0bef652f2..30a25cbeb6 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/load/loadv2/MysqlLoadManager.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/load/loadv2/MysqlLoadManager.java
@@ -81,10 +81,10 @@ public class MysqlLoadManager {
InputStreamEntity entity = getInputStreamEntity(context,
dataDesc.isClientLocal(), file);
HttpPut request = generateRequestForMySqlLoad(entity,
dataDesc, database, table, token);
try (final CloseableHttpResponse response =
httpclient.execute(request)) {
- JsonObject result =
JsonParser.parseString(EntityUtils.toString(response.getEntity()))
- .getAsJsonObject();
+ String body = EntityUtils.toString(response.getEntity());
+ JsonObject result =
JsonParser.parseString(body).getAsJsonObject();
if
(!result.get("Status").getAsString().equalsIgnoreCase("Success")) {
- LOG.warn("Execute stream load for mysql data load
failed with message: " + request);
+ LOG.warn("Execute mysql data load failed with request:
{} and response: {}", request, body);
throw new
LoadException(result.get("Message").getAsString());
}
loadResult.incRecords(result.get("NumberLoadedRows").getAsLong());
diff --git
a/regression-test/data/load_p0/mysql_load/test_mysql_load_big_file.csv
b/regression-test/data/load_p0/mysql_load/test_mysql_load_big_file.csv
new file mode 100644
index 0000000000..3bdc7c1aef
--- /dev/null
+++ b/regression-test/data/load_p0/mysql_load/test_mysql_load_big_file.csv
@@ -0,0 +1,416 @@
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diff --git
a/regression-test/data/load_p0/mysql_load/test_mysql_load_big_file.out
b/regression-test/data/load_p0/mysql_load/test_mysql_load_big_file.out
new file mode 100644
index 0000000000..7805ad6982
--- /dev/null
+++ b/regression-test/data/load_p0/mysql_load/test_mysql_load_big_file.out
@@ -0,0 +1,7 @@
+-- This file is automatically generated. You should know what you did if you
want to edit this
+-- !sql --
+1 2 104
+2 3 104
+3 4 104
+4 5 104
+
diff --git
a/regression-test/suites/load_p0/mysql_load/test_mysql_load_big_file.groovy
b/regression-test/suites/load_p0/mysql_load/test_mysql_load_big_file.groovy
new file mode 100644
index 0000000000..2017326bda
--- /dev/null
+++ b/regression-test/suites/load_p0/mysql_load/test_mysql_load_big_file.groovy
@@ -0,0 +1,53 @@
+// Licensed to the Apache Software Foundation (ASF) 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.
+
+suite("test_mysql_load_big_file", "p0") {
+ sql "show tables"
+
+ def tableName = "test_mysql_load_big_file"
+
+ sql """ DROP TABLE IF EXISTS ${tableName} """
+ sql """
+ CREATE TABLE IF NOT EXISTS ${tableName} (
+ `k1` int(20) NULL,
+ `k2` bigint(20) NULL,
+ `v1` tinyint(4) NULL,
+ `v2` string NULL,
+ `v3` date NULL,
+ `v4` datetime NULL
+ ) ENGINE=OLAP
+ DUPLICATE KEY(`k1`, `k2`)
+ COMMENT 'OLAP'
+ DISTRIBUTED BY HASH(`k1`, `k2`) BUCKETS 3
+ PROPERTIES ("replication_allocation" = "tag.location.default: 1");
+ """
+ // If file size is bigger than 16384(16 * 1024), mysql client will spilt
it into two packets. In this test, the file size is 17056.
+ def mysql_load_skip_lines = getLoalFilePath "test_mysql_load_big_file.csv"
+
+ // no any skip
+ sql """
+ LOAD DATA
+ LOCAL
+ INFILE '${mysql_load_skip_lines}'
+ INTO TABLE ${tableName}
+ COLUMNS TERMINATED BY ',';
+ """
+
+ sql "sync"
+ qt_sql "select k1,k2,count(*) from ${tableName} group by k1, k2 order by
k1, k2"
+}
+
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