morningman commented on code in PR #15511:
URL: https://github.com/apache/doris/pull/15511#discussion_r1084074726
##########
fe/fe-core/src/main/cup/sql_parser.cup:
##########
@@ -618,9 +618,13 @@ terminal String
KW_MTMV,
KW_TYPECAST,
KW_HISTOGRAM,
+<<<<<<< HEAD
Review Comment:
conflict
##########
fe/fe-core/src/main/java/org/apache/doris/load/loadv2/LoadManager.java:
##########
@@ -151,6 +181,183 @@ public void createLoadJobV1FromMultiStart(String
fullDbName, String label) throw
}
}
+ public LoadJobRowResult executeMySqlLoadJobFromStmt(ConnectContext
context, LoadStmt stmt)
+ throws IOException, LoadException {
+ LoadJobRowResult loadResult = new LoadJobRowResult();
Review Comment:
How about moving these methods to a separate class to make LoadManager
simple?
##########
fe/fe-common/src/main/java/org/apache/doris/common/io/ByteBufferNetworkInputStream.java:
##########
@@ -0,0 +1,105 @@
+// 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.
+
+package org.apache.doris.common.io;
+
+import java.io.ByteArrayInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.nio.ByteBuffer;
+import java.util.concurrent.ArrayBlockingQueue;
+import java.util.concurrent.TimeUnit;
+
+public class ByteBufferNetworkInputStream extends InputStream {
+ private ArrayBlockingQueue<ByteArrayInputStream> queue;
+ private ByteArrayInputStream currentInputStream;
+ private volatile boolean finished = false;
+ private volatile boolean closed = false;
+
+ public ByteBufferNetworkInputStream() {
+ this(32);
+ }
+
+ public ByteBufferNetworkInputStream(int capacity) {
+ this.queue = new ArrayBlockingQueue<>(capacity);
+ }
+
+ public void fillByteBuffer(ByteBuffer buffer) throws IOException,
InterruptedException {
+ if (closed) {
+ throw new IOException("Stream is already closed.");
+ }
+ ByteArrayInputStream inputStream = new
ByteArrayInputStream(buffer.array(), buffer.position(), buffer.limit());
+ queue.offer(inputStream, 300, TimeUnit.SECONDS);
Review Comment:
Is there any reason to set timeout to 300s?
##########
fe/fe-core/src/main/java/org/apache/doris/load/loadv2/LoadManager.java:
##########
@@ -151,6 +181,183 @@ public void createLoadJobV1FromMultiStart(String
fullDbName, String label) throw
}
}
+ public LoadJobRowResult executeMySqlLoadJobFromStmt(ConnectContext
context, LoadStmt stmt)
+ throws IOException, LoadException {
+ LoadJobRowResult loadResult = new LoadJobRowResult();
+ // Mysql data load only have one data desc
+ DataDescription dataDesc = stmt.getDataDescriptions().get(0);
+ String database = dataDesc.getDbName();
+ String table = dataDesc.getTableName();
+ List<String> filePaths = dataDesc.getFilePaths();
+ try (final CloseableHttpClient httpclient =
HttpClients.createDefault()) {
+ for (String file : filePaths) {
+ InputStreamEntity entity = getInputStreamEntity(context,
dataDesc.isClientLocal(), file);
+ HttpPut request = generateRequestForMySqlLoad(entity,
dataDesc, database, table);
+ try (final CloseableHttpResponse response =
httpclient.execute(request)) {
+ JSONObject result =
JSON.parseObject(EntityUtils.toString(response.getEntity()));
+ if
(!result.getString("Status").equalsIgnoreCase("Success")) {
+ LOG.warn("Execute stream load for mysql data load
failed with message: " + request);
+ throw new LoadException(result.getString("Message"));
+ }
+ loadResult.incRecords(result.getLong("NumberLoadedRows"));
+
loadResult.incSkipped(result.getIntValue("NumberFilteredRows"));
+ }
+ }
+ }
+ return loadResult;
+ }
+
+ private InputStreamEntity getInputStreamEntity(ConnectContext context,
boolean isClintLocal, String file)
+ throws IOException {
+ InputStream inputStream;
+ if (isClintLocal) {
Review Comment:
```suggestion
if (isClientLocal) {
```
##########
fe/fe-core/src/main/java/org/apache/doris/qe/StmtExecutor.java:
##########
@@ -1836,6 +1841,41 @@ private void handleExplainStmt(String result) throws
IOException {
context.getState().setEof();
}
+ private void handleLoadStmt() {
+ try {
+ LoadStmt loadStmt = (LoadStmt) parsedStmt;
+ EtlJobType jobType = loadStmt.getEtlJobType();
+ if (jobType == EtlJobType.UNKNOWN) {
+ throw new DdlException("Unknown load job type");
+ }
+ if (jobType == EtlJobType.HADOOP) {
+ throw new DdlException("Load job by hadoop cluster is
disabled."
+ + " Try using broker load. See 'help broker load;'");
+ }
+ LoadManager loadManager = context.getEnv().getLoadManager();
+ if (jobType == EtlJobType.LOCAL_FILE) {
+ if (!context.getCapability().isClientLocalFile()) {
+ throw new DdlException("Doris server does not support load
local file from mysql client.");
Review Comment:
The error msg is confusing.
The `if` says `not a client local file`, but err msg says "not support local
file from client"?
##########
fe/fe-core/src/main/jflex/sql_scanner.flex:
##########
@@ -479,9 +479,13 @@ import org.apache.doris.qe.SqlModeHelper;
keywordMap.put("year", new Integer(SqlParserSymbols.KW_YEAR));
keywordMap.put("mtmv", new Integer(SqlParserSymbols.KW_MTMV));
keywordMap.put("histogram", new
Integer(SqlParserSymbols.KW_HISTOGRAM));
+<<<<<<< HEAD
keywordMap.put("auto", new Integer(SqlParserSymbols.KW_AUTO));
keywordMap.put("prepare", new Integer(SqlParserSymbols.KW_PREPARE));
keywordMap.put("execute", new Integer(SqlParserSymbols.KW_EXECUTE));
+=======
Review Comment:
Conflict
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