mirror of https://github.com/apache/lucene.git
Fix license location and CloudSolrClient leak
This commit is contained in:
parent
01a21000ab
commit
e554ae404c
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@ -1,12 +1,3 @@
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package org.apache.solr.handler.sql;
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import java.io.IOException;
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import java.util.List;
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import org.apache.calcite.linq4j.Enumerator;
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import org.apache.solr.client.solrj.io.Tuple;
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import org.apache.solr.client.solrj.io.stream.TupleStream;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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@ -23,6 +14,14 @@ import org.apache.solr.client.solrj.io.stream.TupleStream;
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.io.IOException;
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import java.util.List;
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import org.apache.calcite.linq4j.Enumerator;
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import org.apache.solr.client.solrj.io.Tuple;
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import org.apache.solr.client.solrj.io.stream.TupleStream;
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/** Enumerator that reads from a Solr collection. */
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class SolrEnumerator implements Enumerator<Object> {
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@ -1,3 +1,19 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.util.ArrayList;
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@ -16,23 +32,6 @@ import org.apache.calcite.rex.RexInputRef;
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import org.apache.calcite.rex.RexLiteral;
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import org.apache.calcite.rex.RexNode;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* Implementation of a {@link org.apache.calcite.rel.core.Filter} relational expression in Solr.
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*/
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@ -1,11 +1,3 @@
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package org.apache.solr.handler.sql;
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import java.lang.reflect.Method;
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import java.util.List;
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import com.google.common.collect.ImmutableMap;
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import org.apache.calcite.linq4j.tree.Types;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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@ -22,6 +14,13 @@ import org.apache.calcite.linq4j.tree.Types;
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.lang.reflect.Method;
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import java.util.List;
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import com.google.common.collect.ImmutableMap;
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import org.apache.calcite.linq4j.tree.Types;
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/**
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* Builtin methods in the Solr adapter.
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@ -1,3 +1,19 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.util.HashMap;
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@ -16,23 +32,6 @@ import org.apache.calcite.rel.type.RelDataType;
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import org.apache.calcite.rex.RexNode;
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import org.apache.calcite.util.Pair;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* Implementation of {@link org.apache.calcite.rel.core.Project} relational expression in Solr.
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*/
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@ -1,14 +1,3 @@
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package org.apache.solr.handler.sql;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.apache.calcite.plan.Convention;
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import org.apache.calcite.plan.RelOptTable;
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import org.apache.calcite.rel.RelNode;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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@ -25,6 +14,16 @@ import org.apache.calcite.rel.RelNode;
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import org.apache.calcite.plan.Convention;
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import org.apache.calcite.plan.RelOptTable;
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import org.apache.calcite.rel.RelNode;
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/**
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* Relational expression that uses Solr calling convention.
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@ -32,8 +31,8 @@ import org.apache.calcite.rel.RelNode;
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public interface SolrRel extends RelNode {
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void implement(Implementor implementor);
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/** Calling convention for relational operations that occur in Cassandra. */
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Convention CONVENTION = new Convention.Impl("SOLR", SolrRel.class);
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/** Calling convention for relational operations that occur in Solr. */
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Convention CONVENTION = new Convention.Impl("Solr", SolrRel.class);
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/** Callback for the implementation process that converts a tree of {@link SolrRel} nodes into a Solr query. */
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class Implementor {
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@ -1,3 +1,19 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.util.AbstractList;
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@ -19,23 +35,6 @@ import org.apache.calcite.rex.RexNode;
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import org.apache.calcite.rex.RexVisitorImpl;
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import org.apache.calcite.sql.validate.SqlValidatorUtil;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/**
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* Rules and relational operators for
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* {@link SolrRel#CONVENTION}
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@ -1,3 +1,19 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.io.IOException;
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@ -20,53 +36,40 @@ import org.apache.solr.client.solrj.request.LukeRequest;
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import org.apache.solr.client.solrj.response.LukeResponse;
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import org.apache.solr.common.luke.FieldFlag;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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class SolrSchema extends AbstractSchema {
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final CloudSolrClient cloudSolrClient;
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final String zk;
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SolrSchema(String zk) {
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super();
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this.cloudSolrClient = new CloudSolrClient(zk);
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this.cloudSolrClient.connect();
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this.zk = zk;
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}
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@Override
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protected Map<String, Table> getTableMap() {
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this.cloudSolrClient.connect();
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Set<String> collections = this.cloudSolrClient.getZkStateReader().getClusterState().getCollections();
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try(CloudSolrClient cloudSolrClient = new CloudSolrClient.Builder().withZkHost(zk).build()) {
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cloudSolrClient.connect();
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Set<String> collections = cloudSolrClient.getZkStateReader().getClusterState().getCollections();
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final ImmutableMap.Builder<String, Table> builder = ImmutableMap.builder();
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for (String collection : collections) {
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builder.put(collection, new SolrTable(this, collection));
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}
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return builder.build();
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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private Map<String, LukeResponse.FieldInfo> getFieldInfo(String collection) {
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try(CloudSolrClient cloudSolrClient = new CloudSolrClient.Builder().withZkHost(zk).build()) {
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cloudSolrClient.connect();
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LukeRequest lukeRequest = new LukeRequest();
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lukeRequest.setNumTerms(0);
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LukeResponse lukeResponse;
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try {
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lukeResponse = lukeRequest.process(cloudSolrClient, collection);
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LukeResponse lukeResponse = lukeRequest.process(cloudSolrClient, collection);
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return lukeResponse.getFieldInfo();
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} catch (SolrServerException | IOException e) {
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throw new RuntimeException(e);
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}
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return lukeResponse.getFieldInfo();
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}
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RelProtoDataType getRelDataType(String collection) {
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@ -1,11 +1,3 @@
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package org.apache.solr.handler.sql;
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import java.util.Map;
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import org.apache.calcite.schema.Schema;
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import org.apache.calcite.schema.SchemaFactory;
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import org.apache.calcite.schema.SchemaPlus;
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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@ -22,6 +14,13 @@ import org.apache.calcite.schema.SchemaPlus;
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.solr.handler.sql;
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import java.util.Map;
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import org.apache.calcite.schema.Schema;
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import org.apache.calcite.schema.SchemaFactory;
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import org.apache.calcite.schema.SchemaPlus;
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@SuppressWarnings("UnusedDeclaration")
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public class SolrSchemaFactory implements SchemaFactory {
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@ -1,3 +1,19 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
|
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* contributor license agreements. See the NOTICE file distributed with
|
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* this work for additional information regarding copyright ownership.
|
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* The ASF licenses this file to You under the Apache License, Version 2.0
|
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* (the "License"); you may not use this file except in compliance with
|
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* the License. You may obtain a copy of the License at
|
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*
|
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* http://www.apache.org/licenses/LICENSE-2.0
|
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*
|
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* Unless required by applicable law or agreed to in writing, software
|
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* distributed under the License is distributed on an "AS IS" BASIS,
|
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
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* See the License for the specific language governing permissions and
|
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* limitations under the License.
|
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*/
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package org.apache.solr.handler.sql;
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import java.util.ArrayList;
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@ -16,23 +32,6 @@ import org.apache.calcite.rel.type.RelDataTypeField;
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import org.apache.calcite.rex.RexLiteral;
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import org.apache.calcite.rex.RexNode;
|
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|
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/*
|
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* 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
|
||||
*
|
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* 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.
|
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*/
|
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|
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/**
|
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* Implementation of {@link org.apache.calcite.rel.core.Sort} relational expression in Solr.
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*/
|
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|
|
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@ -1,3 +1,19 @@
|
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/*
|
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* 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.
|
||||
*/
|
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package org.apache.solr.handler.sql;
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import java.io.IOException;
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@ -26,23 +42,6 @@ import org.apache.solr.client.solrj.io.stream.CloudSolrStream;
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import org.apache.solr.client.solrj.io.stream.TupleStream;
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import org.apache.solr.common.params.CommonParams;
|
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|
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/*
|
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* 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.
|
||||
*/
|
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|
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/**
|
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* Table based on a Solr collection
|
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*/
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@ -70,18 +69,18 @@ public class SolrTable extends AbstractQueryableTable implements TranslatableTab
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return protoRowType.apply(typeFactory);
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}
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|
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public Enumerable<Object> query(final CloudSolrClient cloudSolrClient) {
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return query(cloudSolrClient, Collections.emptyList(), Collections.emptyList(), Collections.emptyList(), null);
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public Enumerable<Object> query(final String zk) {
|
||||
return query(zk, Collections.emptyList(), Collections.emptyList(), Collections.emptyList(), null);
|
||||
}
|
||||
|
||||
/** Executes a Solr query on the underlying table.
|
||||
*
|
||||
* @param cloudSolrClient Solr CloudSolrClient
|
||||
* @param zk Solr ZooKeeper connection string
|
||||
* @param fields List of fields to project
|
||||
* @param filterQueries A list of filterQueries which should be used in the query
|
||||
* @return Enumerator of results
|
||||
*/
|
||||
public Enumerable<Object> query(final CloudSolrClient cloudSolrClient, List<String> fields,
|
||||
public Enumerable<Object> query(final String zk, List<String> fields,
|
||||
List<String> filterQueries, List<String> order, String limit) {
|
||||
Map<String, String> solrParams = new HashMap<>();
|
||||
solrParams.put(CommonParams.Q, "*:*");
|
||||
|
@ -117,7 +116,7 @@ public class SolrTable extends AbstractQueryableTable implements TranslatableTab
|
|||
public Enumerator<Object> enumerator() {
|
||||
TupleStream cloudSolrStream;
|
||||
try {
|
||||
cloudSolrStream = new CloudSolrStream(cloudSolrClient.getZkHost(), collection, solrParams);
|
||||
cloudSolrStream = new CloudSolrStream(zk, collection, solrParams);
|
||||
cloudSolrStream.open();
|
||||
} catch (IOException e) {
|
||||
throw new RuntimeException(e);
|
||||
|
@ -144,7 +143,7 @@ public class SolrTable extends AbstractQueryableTable implements TranslatableTab
|
|||
|
||||
public Enumerator<T> enumerator() {
|
||||
//noinspection unchecked
|
||||
final Enumerable<T> enumerable = (Enumerable<T>) getTable().query(getCloudSolrClient());
|
||||
final Enumerable<T> enumerable = (Enumerable<T>) getTable().query(getZK());
|
||||
return enumerable.enumerator();
|
||||
}
|
||||
|
||||
|
@ -152,8 +151,8 @@ public class SolrTable extends AbstractQueryableTable implements TranslatableTab
|
|||
return (SolrTable) table;
|
||||
}
|
||||
|
||||
private CloudSolrClient getCloudSolrClient() {
|
||||
return schema.unwrap(SolrSchema.class).cloudSolrClient;
|
||||
private String getZK() {
|
||||
return schema.unwrap(SolrSchema.class).zk;
|
||||
}
|
||||
|
||||
/** Called via code-generation.
|
||||
|
@ -162,7 +161,7 @@ public class SolrTable extends AbstractQueryableTable implements TranslatableTab
|
|||
*/
|
||||
@SuppressWarnings("UnusedDeclaration")
|
||||
public Enumerable<Object> query(List<String> fields, List<String> filterQueries, List<String> order, String limit) {
|
||||
return getTable().query(getCloudSolrClient(), fields, filterQueries, order, limit);
|
||||
return getTable().query(getZK(), fields, filterQueries, order, limit);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
@ -1,16 +1,3 @@
|
|||
package org.apache.solr.handler.sql;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import org.apache.calcite.plan.RelOptCluster;
|
||||
import org.apache.calcite.plan.RelOptPlanner;
|
||||
import org.apache.calcite.plan.RelOptRule;
|
||||
import org.apache.calcite.plan.RelOptTable;
|
||||
import org.apache.calcite.plan.RelTraitSet;
|
||||
import org.apache.calcite.rel.RelNode;
|
||||
import org.apache.calcite.rel.core.TableScan;
|
||||
import org.apache.calcite.rel.type.RelDataType;
|
||||
|
||||
/*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
|
@ -27,6 +14,18 @@ import org.apache.calcite.rel.type.RelDataType;
|
|||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.apache.solr.handler.sql;
|
||||
|
||||
import java.util.List;
|
||||
|
||||
import org.apache.calcite.plan.RelOptCluster;
|
||||
import org.apache.calcite.plan.RelOptPlanner;
|
||||
import org.apache.calcite.plan.RelOptRule;
|
||||
import org.apache.calcite.plan.RelOptTable;
|
||||
import org.apache.calcite.plan.RelTraitSet;
|
||||
import org.apache.calcite.rel.RelNode;
|
||||
import org.apache.calcite.rel.core.TableScan;
|
||||
import org.apache.calcite.rel.type.RelDataType;
|
||||
|
||||
/**
|
||||
* Relational expression representing a scan of a Solr collection.
|
||||
|
|
|
@ -1,3 +1,19 @@
|
|||
/*
|
||||
* 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.solr.handler.sql;
|
||||
|
||||
import java.util.ArrayList;
|
||||
|
@ -27,23 +43,6 @@ import org.apache.calcite.rel.type.RelDataType;
|
|||
import org.apache.calcite.runtime.Hook;
|
||||
import org.apache.calcite.util.BuiltInMethod;
|
||||
|
||||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/**
|
||||
* Relational expression representing a scan of a table in Solr
|
||||
*/
|
||||
|
|
|
@ -1,10 +1,3 @@
|
|||
package org.apache.solr.handler.sql;
|
||||
|
||||
import org.apache.calcite.adapter.enumerable.EnumerableConvention;
|
||||
import org.apache.calcite.plan.RelTraitSet;
|
||||
import org.apache.calcite.rel.RelNode;
|
||||
import org.apache.calcite.rel.convert.ConverterRule;
|
||||
|
||||
/*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
|
@ -21,6 +14,12 @@ import org.apache.calcite.rel.convert.ConverterRule;
|
|||
* See the License for the specific language governing permissions and
|
||||
* limitations under the License.
|
||||
*/
|
||||
package org.apache.solr.handler.sql;
|
||||
|
||||
import org.apache.calcite.adapter.enumerable.EnumerableConvention;
|
||||
import org.apache.calcite.plan.RelTraitSet;
|
||||
import org.apache.calcite.rel.RelNode;
|
||||
import org.apache.calcite.rel.convert.ConverterRule;
|
||||
|
||||
/**
|
||||
* Rule to convert a relational expression from {@link SolrRel#CONVENTION} to {@link EnumerableConvention}.
|
||||
|
|
|
@ -1,3 +1,20 @@
|
|||
/*
|
||||
* 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.
|
||||
*/
|
||||
|
||||
/**
|
||||
* Classes related to Apache Calcite implementation in {@link org.apache.solr.handler.SQLHandler}
|
||||
*/
|
||||
|
|
Loading…
Reference in New Issue