SQL/JSON: Fix a paragraph in JSON_TABLE documentation

Using text inside parantheses is not a
common or good style, so rephrase a sentence to avoid that style.
Also rephrase the text in that paragraph a bit while at it.

Reported-by: Marcos Pegoraro 
Author: Jian He 
Reviewed-by: Daniel Gustafsson 
Reviewed-by: Peter Eisentraut 
Discussion: https://postgr.es/m/CAB-JLwZqH3Yec6Kz-4-+pa0ZG9QJBsxjJZwYcMZYzEDR_fXnKw@mail.gmail.com

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml
index a1de889172ca53a6a66d7f079e027161427bb069..9a20a7421726a193c66a22f8f9096e0fbf0d7c8a 100644 (file)
--- a/doc/src/sgml/func.sgml
+++ b/doc/src/sgml/func.sgml
@@ -19038,14 +19038,15 @@ where json_table_column is:
     
     
     
-     The input data to query (context_item),
-     the JSON path expression defining the query (path_expression)
-     with an optional name (json_path_name), and an
-     optional PASSING clause, which can provide data values
-     to the path_expression.  The result of the input
-     data evaluation using the aforementioned elements is called the
-     row pattern, which is used as the source for row
-     values in the constructed view.
+     The context_item specifies the input document
+     to query, the path_expression is an SQL/JSON
+     path expression defining the query, and json_path_name
+     is an optional name for the path_expression.
+     The optional PASSING clause provides data values for
+     the variables mentioned in the path_expression.
+     The result of the input data evaluation using the aforementioned elements
+     is called the row pattern, which is used as the
+     source for row values in the constructed view.