[feature](Nereids) support set and use statement syntax only (#33979) (#34409)

pick from master #33979
commit id 65fb7d43b7e838c48502d4e8a69e2541dc73aa88

This PR:
1. add a new Command type: UnsupportedCommand to handle the statement only support parse but could not execute.
2. support syntax about set and use
3. add keyword VAULT to follow legacy planner

TODO
1. support all statment syntax in Nereids
This commit is contained in:
morrySnow
2024-05-06 11:36:01 +08:00
committed by GitHub
parent d4c2f70673
commit 7ae5de316b
7 changed files with 134 additions and 6 deletions

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@ -0,0 +1,27 @@
// 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.nereids.exceptions;
/**
* Exception for unsupported command to run in Nereids.
*/
public class MustFallbackException extends RuntimeException {
public MustFallbackException(String msg) {
super(String.format("Must fallback to legacy planner, because %s", msg));
}
}

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@ -189,6 +189,7 @@ import org.apache.doris.nereids.DorisParser.TimestampaddContext;
import org.apache.doris.nereids.DorisParser.TimestampdiffContext;
import org.apache.doris.nereids.DorisParser.TypeConstructorContext;
import org.apache.doris.nereids.DorisParser.UnitIdentifierContext;
import org.apache.doris.nereids.DorisParser.UnsupportedContext;
import org.apache.doris.nereids.DorisParser.UpdateAssignmentContext;
import org.apache.doris.nereids.DorisParser.UpdateAssignmentSeqContext;
import org.apache.doris.nereids.DorisParser.UpdateContext;
@ -379,6 +380,7 @@ import org.apache.doris.nereids.trees.plans.commands.ResumeMTMVCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowConstraintsCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowCreateProcedureCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowProcedureStatusCommand;
import org.apache.doris.nereids.trees.plans.commands.UnsupportedCommand;
import org.apache.doris.nereids.trees.plans.commands.UpdateCommand;
import org.apache.doris.nereids.trees.plans.commands.info.AlterMTMVInfo;
import org.apache.doris.nereids.trees.plans.commands.info.AlterMTMVPropertyInfo;
@ -3492,4 +3494,9 @@ public class LogicalPlanBuilder extends DorisParserBaseVisitor<Object> {
FuncNameInfo procedureName = new FuncNameInfo(nameParts);
return ParserUtils.withOrigin(ctx, () -> new ShowCreateProcedureCommand(procedureName));
}
@Override
public Object visitUnsupported(UnsupportedContext ctx) {
return UnsupportedCommand.INSTANCE;
}
}

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@ -152,5 +152,7 @@ public enum PlanType {
SHOW_PROCEDURE_COMMAND,
SHOW_CREATE_PROCEDURE_COMMAND,
CREATE_VIEW_COMMAND,
ALTER_VIEW_COMMAND
ALTER_VIEW_COMMAND,
UNSUPPORTED_COMMAND
}

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@ -0,0 +1,46 @@
// 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.nereids.trees.plans.commands;
import org.apache.doris.nereids.exceptions.MustFallbackException;
import org.apache.doris.nereids.trees.plans.PlanType;
import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor;
import org.apache.doris.qe.ConnectContext;
import org.apache.doris.qe.StmtExecutor;
/**
* all Nereids' unsupported command
*/
public class UnsupportedCommand extends Command implements NoForward {
public static UnsupportedCommand INSTANCE = new UnsupportedCommand();
public UnsupportedCommand() {
super(PlanType.UNSUPPORTED_COMMAND);
}
@Override
public void run(ConnectContext ctx, StmtExecutor executor) throws Exception {
throw new MustFallbackException("unsupported command");
}
@Override
public <R, C> R accept(PlanVisitor<R, C> visitor, C context) {
return visitor.visitUnsupportedCommand(this, context);
}
}

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@ -42,6 +42,7 @@ import org.apache.doris.nereids.trees.plans.commands.ResumeMTMVCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowConstraintsCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowCreateProcedureCommand;
import org.apache.doris.nereids.trees.plans.commands.ShowProcedureStatusCommand;
import org.apache.doris.nereids.trees.plans.commands.UnsupportedCommand;
import org.apache.doris.nereids.trees.plans.commands.UpdateCommand;
import org.apache.doris.nereids.trees.plans.commands.insert.BatchInsertIntoTableCommand;
import org.apache.doris.nereids.trees.plans.commands.insert.InsertIntoTableCommand;
@ -166,4 +167,8 @@ public interface CommandVisitor<R, C> {
default R visitAlterViewCommand(AlterViewCommand alterViewCommand, C context) {
return visitCommand(alterViewCommand, context);
}
default R visitUnsupportedCommand(UnsupportedCommand unsupportedCommand, C context) {
return visitCommand(unsupportedCommand, context);
}
}

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@ -129,6 +129,7 @@ import org.apache.doris.mysql.privilege.PrivPredicate;
import org.apache.doris.nereids.NereidsPlanner;
import org.apache.doris.nereids.PlanProcess;
import org.apache.doris.nereids.StatementContext;
import org.apache.doris.nereids.exceptions.MustFallbackException;
import org.apache.doris.nereids.exceptions.ParseException;
import org.apache.doris.nereids.glue.LogicalPlanAdapter;
import org.apache.doris.nereids.minidump.MinidumpUtils;
@ -555,7 +556,9 @@ public class StmtExecutor {
.getLogicalPlan()).isExternalTableSink();
}
boolean forceFallback = isInsertCommand && !isExternalTableInsert && !context.isTxnModel();
if (e instanceof NereidsException && !context.getSessionVariable().enableFallbackToOriginalPlanner
if (e instanceof NereidsException
&& !(((NereidsException) e).getException() instanceof MustFallbackException)
&& !context.getSessionVariable().enableFallbackToOriginalPlanner
&& !forceFallback) {
LOG.warn("Analyze failed. {}", context.getQueryIdentifier(), e);
context.getState().setError(e.getMessage());
@ -674,9 +677,14 @@ public class StmtExecutor {
}
try {
((Command) logicalPlan).run(context, this);
} catch (MustFallbackException e) {
if (LOG.isDebugEnabled()) {
LOG.debug("Command({}) process failed.", originStmt.originStmt, e);
}
throw new NereidsException("Command(" + originStmt.originStmt + ") process failed.", e);
} catch (QueryStateException e) {
if (LOG.isDebugEnabled()) {
LOG.debug("Command(" + originStmt.originStmt + ") process failed.", e);
LOG.debug("Command({}) process failed.", originStmt.originStmt, e);
}
context.setState(e.getQueryState());
throw new NereidsException("Command(" + originStmt.originStmt + ") process failed",
@ -684,7 +692,7 @@ public class StmtExecutor {
} catch (UserException e) {
// Return message to info client what happened.
if (LOG.isDebugEnabled()) {
LOG.debug("Command(" + originStmt.originStmt + ") process failed.", e);
LOG.debug("Command({}) process failed.", originStmt.originStmt, e);
}
context.getState().setError(e.getMysqlErrorCode(), e.getMessage());
throw new NereidsException("Command (" + originStmt.originStmt + ") process failed",
@ -692,7 +700,7 @@ public class StmtExecutor {
} catch (Exception e) {
// Maybe our bug
if (LOG.isDebugEnabled()) {
LOG.debug("Command (" + originStmt.originStmt + ") process failed.", e);
LOG.debug("Command({}) process failed.", originStmt.originStmt, e);
}
context.getState().setError(ErrorCode.ERR_UNKNOWN_ERROR, e.getMessage());
throw new NereidsException("Command (" + originStmt.originStmt + ") process failed.",