git.postgresql.org Git - postgresql.git/commitdiff

diff --git a/doc/src/sgml/func.sgml b/doc/src/sgml/func.sgml

index dcc9d6f59d7da53be09eb2ceb9bb6ea38324bf79..be2f54c9141dd68ef0ede8be3666379e5901a91b 100644 (file)

--- a/doc/src/sgml/func.sgml

+++ b/doc/src/sgml/func.sgml

<function>json</function> (

<replaceable>expression</replaceable>

<optional> <literal>FORMAT JSON</literal> <optional> <literal>ENCODING UTF8</literal> </optional></optional>

- <optional> { <literal>WITH</literal> | <literal>WITHOUT</literal> } <literal>UNIQUE</literal> <optional> <literal>KEYS</literal> </optional></optional>

+ <optional> { <literal>WITH</literal> | <literal>WITHOUT</literal> } <literal>UNIQUE</literal> <optional> <literal>KEYS</literal> </optional></optional> )

+ <returnvalue>json</returnvalue>

</para>

<para>

Converts a given expression specified as <type>text</type> or

<entry role="func_table_entry">

<para role="func_signature">

<indexterm><primary>json_scalar</primary></indexterm>

- <function>json_scalar</function> (<replaceable>expression</replaceable>)

+ <function>json_scalar</function> ( <replaceable>expression</replaceable> )

</para>

<para>

Converts a given SQL scalar value into a JSON scalar value.

<para role="func_signature">

<function>json_serialize</function> (

<replaceable>expression</replaceable> <optional> <literal>FORMAT JSON</literal> <optional> <literal>ENCODING UTF8</literal> </optional> </optional>

- <optional> <literal>RETURNING</literal> <replaceable>data_type</replaceable> <optional> <literal>FORMAT JSON</literal> <optional> <literal>ENCODING UTF8</literal> </optional> </optional> </optional>)

+ <optional> <literal>RETURNING</literal> <replaceable>data_type</replaceable> <optional> <literal>FORMAT JSON</literal> <optional> <literal>ENCODING UTF8</literal> </optional> </optional> </optional>)

</para>

<para>

Converts an SQL/JSON expression into a character or binary string. The