diff options
Diffstat (limited to 'doc/src')
| -rw-r--r-- | doc/src/sgml/json.sgml | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/doc/src/sgml/json.sgml b/doc/src/sgml/json.sgml index 8c5df6f0bb0..fae13743984 100644 --- a/doc/src/sgml/json.sgml +++ b/doc/src/sgml/json.sgml @@ -810,6 +810,30 @@ SELECT jdoc->'guid', jdoc->'name' FROM api WHERE jdoc @> '{"tags": ["qu <row> <entry> <para> + <literal>.**{<replaceable>level</replaceable>}</literal> + </para> + <para> + <literal>.**{<replaceable>lower_level</replaceable> to + <replaceable>upper_level</replaceable>}</literal> + </para> + <para> + <literal>.**{<replaceable>lower_level</replaceable> to + last}</literal> + </para> + </entry> + <entry> + <para> + Same as <literal>.**</literal>, but with filter over nesting + level of JSON hierarchy. Levels are specified as integers. + Zero level corresponds to current object. This is a + <productname>PostgreSQL</productname> extension of the SQL/JSON + standard. + </para> + </entry> + </row> + <row> + <entry> + <para> <literal>[<replaceable>subscript</replaceable>, ...]</literal> </para> <para> |