Prepare next release.

Author: Ghislain Fourny

README.md

@@ -338,6 +338,10 @@ Even more queries can be found [here](https://colab.research.google.com/github/R
 
 # Latest updates
 
+## Version 2.0.0 alpha 1
+- When returning a single-column DataFrame with atomic values, the name is now __value and not value to avoid collisions with user-defined columns.
+- Improved schema inferrence: DataFrames can be returned in a wider range of cases.
+
 ## Version 0.2.0 alpha 9
 - Stability improvements.
 

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "jsoniq"
-version = "0.2.0a9"
+version = "2.0.0a1"
 description = "Python edition of RumbleDB, a JSONiq engine"
 requires-python = ">=3.11"
 dependencies = [

src/jsoniq/jars/rumbledb-1.24.0.jar src/jsoniq/jars/rumbledb-2.0.0.jarsrc/jsoniq/jars/rumbledb-1.24.0.jar renamed to src/jsoniq/jars/rumbledb-2.0.0.jar

@@ -54,16 +54,10 @@ def rdd(self):
         return self._rumblesession.lastResult
 
     def df(self):
-        if (not "DataFrame" in self._jsequence.availableOutputs()):
-            sys.stderr.write(self.schema_str)
-            return None
         self._rumblesession.lastResult = DataFrame(self._jsequence.getAsDataFrame(), self._sparksession)
         return self._rumblesession.lastResult
 
     def pdf(self):
-        if (not "DataFrame" in self._jsequence.availableOutputs()):
-            sys.stderr.write(self.schema_str)
-            return None
         self._rumblesession.lastResult = self.df().toPandas()
         return self._rumblesession.lastResult
 

src/jsoniq/sequence.py

@@ -7,7 +7,7 @@
 import pandas as pd
 import importlib.resources as pkg_resources
 
-with pkg_resources.path("jsoniq.jars", "rumbledb-1.24.0.jar") as jar_path:
+with pkg_resources.path("jsoniq.jars", "rumbledb-2.0.0.jar") as jar_path:
     jar_path_str = "file://" + str(jar_path)
 
 def get_spark_version():