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docs: add results for JSON operator examples

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Patch by Sehrope Sarkuni
This commit is contained in:
Bruce Momjian
2014-04-22 18:19:07 -04:00
parent 19fa6161dd
commit 26cd1d7d95
1 changed files with 11 additions and 4 deletions
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15
doc/src/sgml/func.sgml
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@@ -10099,6 +10099,7 @@ table2-mapping
<entry>Right Operand Type</entry>
<entry>Description</entry>
<entry>Example</entry>
<entry>Example Result</entry>
</row>
</thead>
<tbody>
@@ -10106,37 +10107,43 @@ table2-mapping
<entry><literal>-&gt;</literal></entry>
<entry>int</entry>
<entry>Get JSON array element</entry>
<entry><literal>'[1,2,3]'::json-&gt;2</literal></entry>
<entry><literal>'[{"a":"foo"},{"a":"bar"},{"a":"baz"}]'::json-&gt;2</literal></entry>
<entry><literal>{"a":"baz"}</literal></entry>
</row>
<row>
<entry><literal>-&gt;</literal></entry>
<entry>text</entry>
<entry>Get JSON object field</entry>
<entry><literal>'{"a":1,"b":2}'::json-&gt;'b'</literal></entry>
<entry><literal>'{"a": {"b":"foo"}}'::json-&gt;'a'</literal></entry>
<entry><literal>{"b":"foo"}</literal></entry>
</row>
<row>
<entry><literal>-&gt;&gt;</literal></entry>
<entry>int</entry>
<entry>Get JSON array element as text</entry>
<entry><literal>'[1,2,3]'::json-&gt;&gt;2</literal></entry>
<entry><literal>3</literal></entry>
</row>
<row>
<entry><literal>-&gt;&gt;</literal></entry>
<entry>text</entry>
<entry>Get JSON object field as text</entry>
<entry><literal>'{"a":1,"b":2}'::json-&gt;&gt;'b'</literal></entry>
<entry><literal>2</literal></entry>
</row>
<row>
<entry><literal>#&gt;</literal></entry>
<entry>text[]</entry>
<entry>Get JSON object at specified path</entry>
<entry><literal>'{"a":[1,2,3],"b":[4,5,6]}'::json#&gt;'{a,2}'</literal></entry>
<entry>Get JSON object at specified path</entry>
<entry><literal>'{"a": {"b":{"c": "foo"}}}'::json#&gt;'{a,b}'</literal></entry>
<entry><literal>{"c": "foo"}</literal></entry>
</row>
<row>
<entry><literal>#&gt;&gt;</literal></entry>
<entry>text[]</entry>
<entry>Get JSON object at specified path as text</entry>
<entry><literal>'{"a":[1,2,3],"b":[4,5,6]}'::json#&gt;&gt;'{a,2}'</literal></entry>
<entry><literal>3</literal></entry>
</row>
</tbody>
</tgroup>