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	<title>Add custom SQL operators to MemCP - Revision history</title>
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	<updated>2026-05-04T14:35:24Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>https://www.memcp.org/index.php?title=Add_custom_SQL_operators_to_MemCP&amp;diff=212&amp;oldid=prev</id>
		<title>Carli: Created page with &quot;Some special applications need user defined custom functions.  You can define them in scheme like:  (sql_builtins &quot;ADD_1&quot; (lambda (x) (+ x 1))) Now you can call the function by:  SELECT ADD_1(4) AS result&quot;</title>
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		<updated>2025-06-15T12:59:44Z</updated>

		<summary type="html">&lt;p&gt;Created page with &amp;quot;Some special applications need user defined custom functions.  You can define them in scheme like:  (sql_builtins &amp;quot;ADD_1&amp;quot; (lambda (x) (+ x 1))) Now you can call the function by:  SELECT ADD_1(4) AS result&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;Some special applications need user defined custom functions.&lt;br /&gt;
&lt;br /&gt;
You can define them in scheme like:&lt;br /&gt;
 (sql_builtins &amp;quot;ADD_1&amp;quot; (lambda (x) (+ x 1)))&lt;br /&gt;
Now you can call the function by:&lt;br /&gt;
 SELECT ADD_1(4) AS result&lt;/div&gt;</summary>
		<author><name>Carli</name></author>
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