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https://issues.apache.org/jira/browse/PHOENIX-3264?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15533599#comment-15533599
]
ASF GitHub Bot commented on PHOENIX-3264:
-----------------------------------------
Github user maryannxue commented on a diff in the pull request:
https://github.com/apache/phoenix/pull/212#discussion_r81201327
--- Diff:
phoenix-core/src/main/java/org/apache/phoenix/calcite/CalciteUtils.java ---
@@ -1036,4 +1048,40 @@ public Void visitCall(RexCall call) {
return null;
}
}
+
+ public static Object convertLiteral(SqlLiteral literal,
PhoenixRelImplementor implementor) {
+ try {
+ final SchemaPlus rootSchema =
Frameworks.createRootSchema(true);
+ final FrameworkConfig config = Frameworks.newConfigBuilder()
+ .parserConfig(SqlParser.Config.DEFAULT)
+ .defaultSchema(rootSchema).build();
+ Planner planner = Frameworks.getPlanner(config);
+
+ SqlParserPos POS = SqlParserPos.ZERO;
+ final SqlNodeList selectList =
+ new SqlNodeList(
+ Collections.singletonList(literal),
+ SqlParserPos.ZERO);
+
+
+ String sql = new SqlSelect(POS, SqlNodeList.EMPTY, selectList,
null, null, null, null,
--- End diff --
Can we skip making a sql string and parsing again, coz you already have a
SqlSelect node? We can go directly to planner.validate() and planner.rel(),
right?
> Allow TRUE and FALSE to be used as literal constants
> ----------------------------------------------------
>
> Key: PHOENIX-3264
> URL: https://issues.apache.org/jira/browse/PHOENIX-3264
> Project: Phoenix
> Issue Type: Sub-task
> Reporter: James Taylor
> Assignee: Eric Lomore
> Attachments: Sql2RelImplementation.png, SqlLiteral.png,
> SqlNodeToRexConverterImpl.png, SqlOptionNode.png, objectdependencies.png,
> objectdependencies2.png, stacktrace.png
>
>
> Phoenix supports TRUE and FALSE as boolean literals, but perhaps Calcite
> doesn't? Looks like this is leading to a fair number of failures.
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