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| author | Andrew Dunstan <andrew@dunslane.net> | 2013-09-26 17:39:28 -0400 |
|---|---|---|
| committer | Andrew Dunstan <andrew@dunslane.net> | 2013-09-26 17:39:28 -0400 |
| commit | d70f8d5f1b8bfa62a34b79445faae39acdb0363d (patch) | |
| tree | 8ab8e42c9aba1cfef41f148dff4bbb390cdb3acc /doc/src | |
| parent | adaba2751f617c0045f72d2ac2d5402cc184fb29 (diff) | |
| download | postgresql-d70f8d5f1b8bfa62a34b79445faae39acdb0363d.tar.gz postgresql-d70f8d5f1b8bfa62a34b79445faae39acdb0363d.zip | |
Fix erroneous statements about multiply specified JSON columns.
The behaviour in json_populate_record() and json_populate_recordset()
was changed during development but the docs were not.
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/func.sgml | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml index ee1c957c737..7dd1ef2ea15 100644 --- a/doc/src/sgml/func.sgml +++ b/doc/src/sgml/func.sgml @@ -10141,7 +10141,7 @@ table2-mapping Expands the object in <replaceable>from_json</replaceable> to a row whose columns match the record type defined by base. Conversion will be best effort; columns in base with no corresponding key in <replaceable>from_json</replaceable> - will be left null. A column may only be specified once. + will be left null. If a column is specified more than once, the last value is used. </entry> <entry><literal>select * from json_populate_record(null::x, '{"a":1,"b":2}')</literal></entry> <entry> @@ -10164,8 +10164,8 @@ table2-mapping Expands the outermost set of objects in <replaceable>from_json</replaceable> to a set whose columns match the record type defined by base. Conversion will be best effort; columns in base with no - corresponding key in <replaceable>from_json</replaceable> will be left null. A column - may only be specified once. + corresponding key in <replaceable>from_json</replaceable> will be left null. + If a column is specified more than once, the last value is used. </entry> <entry><literal>select * from json_populate_recordset(null::x, '[{"a":1,"b":2},{"a":3,"b":4}]')</literal></entry> <entry> |