Github user hornn commented on a diff in the pull request:
https://github.com/apache/incubator-hawq/pull/1344#discussion_r171118770
--- Diff:
pxf/pxf-ignite/src/main/java/org/apache/hawq/pxf/plugins/ignite/WhereSQLBuilder.java
---
@@ -0,0 +1,140 @@
+package org.apache.hawq.pxf.plugins.ignite;
+/*
+ * 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.
+ */
+
+import org.apache.hawq.pxf.api.LogicalFilter;
+import org.apache.hawq.pxf.api.BasicFilter;
+import org.apache.hawq.pxf.api.FilterParser;
+import org.apache.hawq.pxf.api.io.DataType;
+import org.apache.hawq.pxf.api.utilities.ColumnDescriptor;
+import org.apache.hawq.pxf.api.utilities.InputData;
+
+import java.util.ArrayList;
+import java.util.List;
+
+
+/**
+ * Parse filter object generated by parent class {@link
org.apache.hawq.pxf.plugins.ignite.IgniteFilterBuilder},
+ * and build WHERE statement.
+ * For Multiple filters , currently only support HDOP_AND .
+ * The unsupported Filter operation and LogicalOperation ,will return
null statement.
+ *
+ */
+public class WhereSQLBuilder extends IgniteFilterBuilder {
+ private InputData inputData;
+
+ public WhereSQLBuilder(InputData input) {
+ inputData = input;
+ }
+
+ /**
+ * 1.check for LogicalOperator, Jdbc currently only support HDOP_AND.
--- End diff --
typo jdbc?
---
