Commit 28d47542 authored by paul@teton.kitebird.com's avatar paul@teton.kitebird.com
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manual.texi HEAP does allow indexes on NULL columns as of 4.0.2.

parent 48ca28c8

Docs/manual.texi

+2 −1
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@@ -38573,7 +38573,8 @@ to @code{MyISAM} tables where any prefix of the key can be used to find rows. 
@item

@code{HEAP} doesn't support @code{AUTO_INCREMENT} columns.

@item

@code{HEAP} doesn't support an index on a @code{NULL} column.

Prior to MySQL 4.0.2, @code{HEAP} doesn't support an index on a @code{NULL}

column.

@item

You can have non-unique keys in a @code{HEAP} table (this isn't common for

hashed tables).