Addresses Issue #3138 - ESO - Enable Table Access Protocol (TAP) queries

CHANGES.rst

@@ -33,6 +33,11 @@ esa.hubble
 - Removal of the deprecated ``query_hst_tap`` method, use ``query_tap`` instead.
   [#3367]
 
+eso
+^^^
+
+- Deprecated ``open_form`` and ``cache`` in query functions [#3339]
+
 gaia
 ^^^^
 
@@ -71,6 +76,15 @@ esa.hubble
 
 - Internal refactor of the module to use to PyVO. [#3367]
 
+eso
+^^^
+
+- Switch querying interface from WDB to TAP in querying functions. [#3339]
+- Allow plain ADQL queries via ``query_tap_service`` (with authentication as well). [#3339]
+- Cone search using ``cone_ra`, ``cone_dec`, ``cone_radius`` arguments. [#3339]
+- Retrieve record count before querying the archive, via ``count_only`` argument. [#3339]
+- Ask query functions to print the underlying ADQL queries without issuing them. [#3339]
+
 gaia
 ^^^^
 

astroquery/eso/__init__.py

@@ -10,15 +10,15 @@ class Conf(_config.ConfigNamespace):
     Configuration parameters for `astroquery.eso`.
     """
 
-    row_limit = _config.ConfigItem(
-        50,
+    ROW_LIMIT = _config.ConfigItem(
+        1000,
         'Maximum number of rows returned (set to -1 for unlimited).')
     username = _config.ConfigItem(
         "",
         'Optional default username for ESO archive.')
-    query_instrument_url = _config.ConfigItem(
-        "http://archive.eso.org/wdb/wdb/eso",
-        'Root query URL for main and instrument queries.')
+    tap_url = _config.ConfigItem(
+        "https://archive.eso.org/tap_obs",
+        'URL for TAP queries.')
 
 
 conf = Conf()