(iotdb) branch ty/TableModelGrammar updated: support for explain sql paser

[jackietien]

This is an automated email from the ASF dual-hosted git repository.

jackietien pushed a commit to branch ty/TableModelGrammar
in repository https://gitbox.apache.org/repos/asf/iotdb.git


The following commit(s) were added to refs/heads/ty/TableModelGrammar by this 
push:
     new 30a7b4db9e3 support for explain sql paser
30a7b4db9e3 is described below

commit 30a7b4db9e31eef0a3b4e82f766546848d746495
Author: JackieTien97 <jackietie...@gmail.com>
AuthorDate: Thu Jun 13 19:07:38 2024 +0800

    support for explain sql paser
---
 .../iotdb/db/queryengine/plan/relational/sql/parser/AstBuilder.java   | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/sql/parser/AstBuilder.java
 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/sql/parser/AstBuilder.java
index cadafaad7a6..52fa55f87be 100644
--- 
a/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/sql/parser/AstBuilder.java
+++ 
b/iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/plan/relational/sql/parser/AstBuilder.java
@@ -51,6 +51,7 @@ import 
org.apache.iotdb.db.queryengine.plan.relational.sql.ast.DropIndex;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.DropTable;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.Except;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.ExistsPredicate;
+import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.Explain;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.Expression;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.FunctionCall;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.GenericDataType;
@@ -104,6 +105,7 @@ import 
org.apache.iotdb.db.queryengine.plan.relational.sql.ast.SimpleCaseExpress
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.SimpleGroupBy;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.SingleColumn;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.SortItem;
+import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.Statement;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.StringLiteral;
 import 
org.apache.iotdb.db.queryengine.plan.relational.sql.ast.SubqueryExpression;
 import org.apache.iotdb.db.queryengine.plan.relational.sql.ast.Table;
@@ -507,7 +509,7 @@ public class AstBuilder extends 
RelationalSqlBaseVisitor<Node> {
 
   @Override
   public Node visitExplain(RelationalSqlParser.ExplainContext ctx) {
-    return super.visitExplain(ctx);
+    return new Explain(getLocation(ctx), (Statement) visit(ctx.query()));
   }
 
   @Override