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new fa10bdde5d9 [feat](nereids)support switch command in nereids (#45561)
fa10bdde5d9 is described below
commit fa10bdde5d9e4d105cf4d43c6298c9f712a46b53
Author: Petrichor <xiaowe...@selectdb.com>
AuthorDate: Wed Dec 18 11:29:49 2024 +0800
[feat](nereids)support switch command in nereids (#45561)
Issue Number: close https://github.com/apache/doris/issues/42525
---
.../antlr4/org/apache/doris/nereids/DorisParser.g4 | 6 +-
.../doris/nereids/parser/LogicalPlanBuilder.java | 11 +++
.../apache/doris/nereids/trees/plans/PlanType.java | 3 +-
.../trees/plans/commands/use/SwitchCommand.java | 94 ++++++++++++++++++++++
.../trees/plans/visitor/CommandVisitor.java | 5 ++
.../ddl/use/switch_command_nereids.groovy | 22 +++++
6 files changed, 139 insertions(+), 2 deletions(-)
diff --git a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
index 11796c5df3b..64ff9209bfe 100644
--- a/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
+++ b/fe/fe-core/src/main/antlr4/org/apache/doris/nereids/DorisParser.g4
@@ -62,6 +62,7 @@ statementBase
| supportedCancelStatement #supportedCancelStatementAlias
| supportedRecoverStatement #supportedRecoverStatementAlias
| supportedAdminStatement #supportedAdminStatementAlias
+ | supportedUseStatement #supportedUseStatementAlias
| unsupportedStatement #unsupported
;
@@ -867,10 +868,13 @@ supportedUnsetStatement
| UNSET DEFAULT STORAGE VAULT
;
+supportedUseStatement
+ : SWITCH catalog=identifier
#switchCatalog
+ ;
+
unsupportedUseStatement
: USE (catalog=identifier DOT)? database=identifier
#useDatabase
| USE ((catalog=identifier DOT)? database=identifier)? ATSIGN
cluster=identifier #useCloudCluster
- | SWITCH catalog=identifier
#switchCatalog
;
unsupportedDmlStatement
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
index 085ad4458d0..951c8b342d5 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/parser/LogicalPlanBuilder.java
@@ -302,6 +302,7 @@ import
org.apache.doris.nereids.DorisParser.StructLiteralContext;
import org.apache.doris.nereids.DorisParser.SubqueryContext;
import org.apache.doris.nereids.DorisParser.SubqueryExpressionContext;
import org.apache.doris.nereids.DorisParser.SupportedUnsetStatementContext;
+import org.apache.doris.nereids.DorisParser.SwitchCatalogContext;
import org.apache.doris.nereids.DorisParser.SyncContext;
import org.apache.doris.nereids.DorisParser.SystemVariableContext;
import org.apache.doris.nereids.DorisParser.TableAliasContext;
@@ -669,6 +670,7 @@ import
org.apache.doris.nereids.trees.plans.commands.load.LoadSequenceClause;
import org.apache.doris.nereids.trees.plans.commands.load.LoadWhereClause;
import
org.apache.doris.nereids.trees.plans.commands.refresh.RefreshCatalogCommand;
import
org.apache.doris.nereids.trees.plans.commands.refresh.RefreshDatabaseCommand;
+import org.apache.doris.nereids.trees.plans.commands.use.SwitchCommand;
import org.apache.doris.nereids.trees.plans.logical.LogicalAggregate;
import org.apache.doris.nereids.trees.plans.logical.LogicalCTE;
import org.apache.doris.nereids.trees.plans.logical.LogicalExcept;
@@ -5105,5 +5107,14 @@ public class LogicalPlanBuilder extends
DorisParserBaseVisitor<Object> {
String queryIdPath = stripQuotes(ctx.queryIdPath.getText());
return new ShowQueryProfileCommand(queryIdPath);
}
+
+ @Override
+ public Object visitSwitchCatalog(SwitchCatalogContext ctx) {
+ String catalogName = ctx.catalog.getText();
+ if (catalogName != null) {
+ return new SwitchCommand(catalogName);
+ }
+ throw new AnalysisException("catalog name can not be null");
+ }
}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
index e9488239b8a..9ed408dfe05 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/PlanType.java
@@ -259,5 +259,6 @@ public enum PlanType {
CREATE_FILE_COMMAND,
CREATE_ROUTINE_LOAD_COMMAND,
SHOW_TABLE_CREATION_COMMAND,
- SHOW_QUERY_PROFILE_COMMAND
+ SHOW_QUERY_PROFILE_COMMAND,
+ SWITCH_COMMAND
}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/use/SwitchCommand.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/use/SwitchCommand.java
new file mode 100644
index 00000000000..61e822e8c58
--- /dev/null
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/commands/use/SwitchCommand.java
@@ -0,0 +1,94 @@
+// 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.use;
+
+import org.apache.doris.analysis.StmtType;
+import org.apache.doris.catalog.Env;
+import org.apache.doris.common.AnalysisException;
+import org.apache.doris.common.DdlException;
+import org.apache.doris.common.ErrorCode;
+import org.apache.doris.common.ErrorReport;
+import org.apache.doris.common.util.Util;
+import org.apache.doris.mysql.privilege.PrivPredicate;
+import org.apache.doris.nereids.trees.plans.PlanType;
+import org.apache.doris.nereids.trees.plans.commands.Command;
+import org.apache.doris.nereids.trees.plans.commands.NoForward;
+import org.apache.doris.nereids.trees.plans.visitor.PlanVisitor;
+import org.apache.doris.qe.ConnectContext;
+import org.apache.doris.qe.StmtExecutor;
+
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+
+/**
+ * switch command.
+ */
+public class SwitchCommand extends Command implements NoForward {
+ private static final Logger LOG =
LogManager.getLogger(SwitchCommand.class);
+ private final String catalogName;
+
+ public SwitchCommand(String catalogName) {
+ super(PlanType.SWITCH_COMMAND);
+ this.catalogName = catalogName;
+ }
+
+ @Override
+ public void run(ConnectContext ctx, StmtExecutor executor) throws
Exception {
+ // validate catalog access
+ validate(ctx);
+ handleSwitchStmt(ctx);
+ }
+
+ @Override
+ public <R, C> R accept(PlanVisitor<R, C> visitor, C context) {
+ return visitor.visitSwitchCommand(this, context);
+ }
+
+ @Override
+ public StmtType stmtType() {
+ return StmtType.SWITCH;
+ }
+
+ public String toSql() {
+ return "SWITCH `" + catalogName + "`";
+ }
+
+ private void validate(ConnectContext context) throws AnalysisException {
+ Util.checkCatalogAllRules(catalogName);
+
+ if (!Env.getCurrentEnv().getAccessManager().checkCtlPriv(
+ ConnectContext.get(), catalogName, PrivPredicate.SHOW)) {
+ ErrorReport.reportAnalysisException(
+ ErrorCode.ERR_CATALOG_ACCESS_DENIED,
context.getQualifiedUser(), catalogName);
+ }
+ }
+
+ /**
+ * Process switch catalog.
+ */
+ private void handleSwitchStmt(ConnectContext context) {
+ try {
+ context.getEnv().changeCatalog(context, catalogName);
+ } catch (DdlException e) {
+ LOG.warn("handle switch command failed! ", e);
+ context.getState().setError(e.getMysqlErrorCode(), e.getMessage());
+ return;
+ }
+ context.getState().setOk();
+ }
+}
diff --git
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/visitor/CommandVisitor.java
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/visitor/CommandVisitor.java
index ff71331b7af..eb764be57c0 100644
---
a/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/visitor/CommandVisitor.java
+++
b/fe/fe-core/src/main/java/org/apache/doris/nereids/trees/plans/visitor/CommandVisitor.java
@@ -144,6 +144,7 @@ import
org.apache.doris.nereids.trees.plans.commands.insert.InsertOverwriteTable
import
org.apache.doris.nereids.trees.plans.commands.load.CreateRoutineLoadCommand;
import
org.apache.doris.nereids.trees.plans.commands.refresh.RefreshCatalogCommand;
import
org.apache.doris.nereids.trees.plans.commands.refresh.RefreshDatabaseCommand;
+import org.apache.doris.nereids.trees.plans.commands.use.SwitchCommand;
/** CommandVisitor. */
public interface CommandVisitor<R, C> {
@@ -662,4 +663,8 @@ public interface CommandVisitor<R, C> {
C context) {
return visitCommand(showQueryProfileCommand, context);
}
+
+ default R visitSwitchCommand(SwitchCommand switchCommand, C context) {
+ return visitCommand(switchCommand, context);
+ }
}
diff --git
a/regression-test/suites/nereids_p0/ddl/use/switch_command_nereids.groovy
b/regression-test/suites/nereids_p0/ddl/use/switch_command_nereids.groovy
new file mode 100644
index 00000000000..c7658983c61
--- /dev/null
+++ b/regression-test/suites/nereids_p0/ddl/use/switch_command_nereids.groovy
@@ -0,0 +1,22 @@
+// 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("switch_command_nereids") {
+ // switch internal;
+ checkNereidsExecute("""switch internal;""")
+ checkNereidsExecute("""switch internal;""")
+}
\ No newline at end of file
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