Added docs for SET and SHOW CONFIG query

docs/_toc.yml

@@ -47,6 +47,8 @@ parts:
           - file: source/reference/evaql/select
           - file: source/reference/evaql/explain
           - file: source/reference/evaql/show_functions
+          - file: source/reference/evaql/show_config
+          - file: source/reference/evaql/set_config
           - file: source/reference/evaql/create_database
           - file: source/reference/evaql/create_function
           - file: source/reference/evaql/create_index

docs/source/reference/evaql/set_config.rst

@@ -0,0 +1,11 @@
+SET CONFIG
+==============
+
+.. _set_config:
+
+Sets the value of a configuration parameter to the passed value. Both `TO` and `=` are valid assignment operators.
+
+.. code:: sql
+
+    SET OPENAI_KEY TO "abc";
+    SET OPENAI_KEY = "abc";

docs/source/reference/evaql/show_config.rst

@@ -0,0 +1,11 @@
+SHOW CONFIG
+==============
+
+.. _show_config:
+
+Returns the value of a specified configuration parameter.
+
+.. code:: sql
+
+    SHOW <parameter_name>;
+    SHOW OPENAI_KEY;