Github user lomoree commented on a diff in the pull request: https://github.com/apache/phoenix/pull/212#discussion_r81210093 --- 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 -- I tried desperately to do this, but Calcite has pretty strict enforcement on Sql States. When the node is created its in STATE 1: READY, and it will not allow you to go straight to a validation state. Is there some way of overriding this?
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