diff options
Diffstat (limited to 'doc/src/sgml/ref/create_operator.sgml')
| -rw-r--r-- | doc/src/sgml/ref/create_operator.sgml | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/doc/src/sgml/ref/create_operator.sgml b/doc/src/sgml/ref/create_operator.sgml index 818e3a2315a..73ccac7fecf 100644 --- a/doc/src/sgml/ref/create_operator.sgml +++ b/doc/src/sgml/ref/create_operator.sgml @@ -87,11 +87,18 @@ CREATE OPERATOR <replaceable>name</replaceable> ( <para> At least one of <literal>LEFTARG</> and <literal>RIGHTARG</> must be defined. For - binary operators, both must be defined. For right unary + binary operators, both must be defined. For right unary operators, only <literal>LEFTARG</> should be defined, while for left unary operators only <literal>RIGHTARG</> should be defined. </para> + <note> + <para> + Right unary, also called postfix, operators are deprecated and will be + removed in <productname>PostgreSQL</productname> version 14. + </para> + </note> + <para> The <replaceable class="parameter">function_name</replaceable> procedure must have been previously defined using <command>CREATE |