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doc: Fix typo in example query of SQL/JSON 

Author: Erik Rijkers
Discussion: https://postgr.es/m/1219476687.20432.1617452918468@webmailclassic.xs4all.nl
Backpatch-through: 12
This commit is contained in:
Michael Paquier 2021-04-16 16:56:12 +09:00
parent f5fc2f5b23
commit 254a2164e5
1 changed files with 1 additions and 1 deletions
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doc/src/sgml/json.sgml
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@ -489,7 +489,7 @@ CREATE INDEX idxgintags ON api USING GIN ((jdoc -> 'tags'));
SELECT jdoc->'guid', jdoc->'name' FROM api WHERE jdoc @@ '$.tags[*] == "qui"';
</programlisting>
<programlisting>
SELECT jdoc->'guid', jdoc->'name' FROM api WHERE jdoc @@ '$.tags[*] ? (@ == "qui")';
SELECT jdoc->'guid', jdoc->'name' FROM api WHERE jdoc @? '$.tags[*] ? (@ == "qui")';
</programlisting>
GIN index extracts statements of following form out of
<literal>jsonpath</literal>: <replaceable>accessors_chain</replaceable> = <replaceable>const</replaceable>.