Github user wuchong commented on a diff in the pull request:
https://github.com/apache/flink/pull/2758#discussion_r86661449
--- Diff:
flink-libraries/flink-table/src/test/java/org/apache/flink/api/java/batch/sql/SqlITCase.java
---
@@ -118,4 +119,39 @@ public void testJoin() throws Exception {
String expected = "Hi,Hallo\n" + "Hello,Hallo Welt\n" + "Hello
world,Hallo Welt\n";
compareResultAsText(results, expected);
}
+
+
+ @Test
+ public void testLikeWithEscapeFromDataSet() throws Exception {
+ ExecutionEnvironment env =
ExecutionEnvironment.getExecutionEnvironment();
+ BatchTableEnvironment tableEnv =
TableEnvironment.getTableEnvironment(env, config());
+
+ DataSet<Tuple1<String>> ds =
CollectionDataSets.getTupleDateSet(env);
+ tableEnv.registerDataSet("DataSetTable", ds, "x");
+
+ String sqlQuery = "SELECT x FROM DataSetTable WHERE x LIKE
'&%%' ESCAPE '&'";
+ Table result = tableEnv.sql(sqlQuery);
+
+ DataSet<Row> resultSet = tableEnv.toDataSet(result, Row.class);
+ List<Row> results = resultSet.collect();
+ String expected = "%leo*\n" + "%deng*\n" + "%hello*\n";;
+ compareResultAsText(results, expected);
+ }
+
+ @Test
+ public void testSimilarWithEscapeFromDataSet() throws Exception {
--- End diff --
remove this too.
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