[
https://issues.apache.org/jira/browse/DRILL-4465?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15178153#comment-15178153
]
ASF GitHub Bot commented on DRILL-4465:
---------------------------------------
Github user jinfengni commented on a diff in the pull request:
https://github.com/apache/drill/pull/401#discussion_r54912350
--- Diff:
exec/java-exec/src/main/java/org/apache/drill/exec/planner/sql/DrillSqlParser.java
---
@@ -0,0 +1,349 @@
+/**
+ * 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.drill.exec.planner.sql;
+
+import java.util.Arrays;
+import java.util.List;
+
+import org.apache.calcite.adapter.java.JavaTypeFactory;
+import org.apache.calcite.avatica.util.Casing;
+import org.apache.calcite.avatica.util.Quoting;
+import org.apache.calcite.jdbc.CalciteSchemaImpl;
+import org.apache.calcite.jdbc.JavaTypeFactoryImpl;
+import org.apache.calcite.plan.ConventionTraitDef;
+import org.apache.calcite.plan.RelOptCluster;
+import org.apache.calcite.plan.RelOptCostFactory;
+import org.apache.calcite.plan.RelOptTable;
+import org.apache.calcite.plan.volcano.VolcanoPlanner;
+import org.apache.calcite.prepare.CalciteCatalogReader;
+import org.apache.calcite.rel.RelCollationTraitDef;
+import org.apache.calcite.rel.RelNode;
+import org.apache.calcite.rel.type.RelDataType;
+import org.apache.calcite.rel.type.RelDataTypeFactory;
+import org.apache.calcite.rel.type.RelDataTypeSystemImpl;
+import org.apache.calcite.rex.RexBuilder;
+import org.apache.calcite.schema.SchemaPlus;
+import org.apache.calcite.sql.SqlNode;
+import org.apache.calcite.sql.SqlOperatorTable;
+import org.apache.calcite.sql.parser.SqlParseException;
+import org.apache.calcite.sql.parser.SqlParser;
+import org.apache.calcite.sql.parser.SqlParserImplFactory;
+import org.apache.calcite.sql.parser.SqlParserPos;
+import org.apache.calcite.sql.type.SqlTypeName;
+import org.apache.calcite.sql.util.ChainedSqlOperatorTable;
+import org.apache.calcite.sql.validate.SqlConformance;
+import org.apache.calcite.sql.validate.SqlValidatorCatalogReader;
+import org.apache.calcite.sql.validate.SqlValidatorImpl;
+import org.apache.calcite.sql2rel.RelDecorrelator;
+import org.apache.calcite.sql2rel.SqlToRelConverter;
+import org.apache.drill.common.exceptions.UserException;
+import org.apache.drill.exec.expr.fn.FunctionImplementationRegistry;
+import org.apache.drill.exec.ops.UdfUtilities;
+import org.apache.drill.exec.planner.cost.DrillCostBase;
+import org.apache.drill.exec.planner.logical.DrillConstExecutor;
+import org.apache.drill.exec.planner.physical.DrillDistributionTraitDef;
+import org.apache.drill.exec.planner.physical.PlannerSettings;
+import
org.apache.drill.exec.planner.sql.parser.impl.DrillParserWithCompoundIdConverter;
+
+/**
+ * Class responsible for managing parsing, validation and toRel conversion
for sql statements.
+ */
+public class DrillSqlParser {
--- End diff --
SqlConverter seems fine to me.
> Refactor Parsing and Planning to canonicalize planning and parsing
> ------------------------------------------------------------------
>
> Key: DRILL-4465
> URL: https://issues.apache.org/jira/browse/DRILL-4465
> Project: Apache Drill
> Issue Type: Sub-task
> Components: Query Planning & Optimization
> Reporter: Jacques Nadeau
> Assignee: Jinfeng Ni
> Fix For: 1.6.0
>
>
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