diff options
Diffstat (limited to 'lib/stdlib/doc/src')
| -rw-r--r-- | lib/stdlib/doc/src/ets.xml | 22 |
1 files changed, 14 insertions, 8 deletions
diff --git a/lib/stdlib/doc/src/ets.xml b/lib/stdlib/doc/src/ets.xml index dd4a289c61..702e1b928e 100644 --- a/lib/stdlib/doc/src/ets.xml +++ b/lib/stdlib/doc/src/ets.xml @@ -56,8 +56,8 @@ Even if there are no references to a table from any process, it will not automatically be destroyed unless the owner process terminates. It can be destroyed explicitly by using - <c>delete/1</c>.</p> - <p>Since R13B01, table ownership can be transferred at process termination + <c>delete/1</c>. The default owner is the process that created the + table. Table ownership can be transferred at process termination by using the <seealso marker="#heir">heir</seealso> option or explicitly by calling <seealso marker="#give_away/3">give_away/3</seealso>.</p> <p>Some implementation details:</p> @@ -82,11 +82,15 @@ <c>float()</c> that extends to the same value, hence the key <c>1</c> and the key <c>1.0</c> are regarded as equal in an <c>ordered_set</c> table.</p> - <p>In general, the functions below will exit with reason - <c>badarg</c> if any argument is of the wrong format, or if the - table identifier is invalid.</p> </description> - + <section> + <title>Failure</title> + <p>In general, the functions below will exit with reason + <c>badarg</c> if any argument is of the wrong format, if the + table identifier is invalid or if the operation is denied due to + table access rights (<seealso marker="#protected">protected</seealso> + or <seealso marker="#private">private</seealso>).</p> + </section> <section><marker id="concurrency"></marker> <title>Concurrency</title> <p>This module provides some limited support for concurrent access. @@ -947,7 +951,7 @@ ets:select(Table,MatchSpec),</code> <type> <v>Name = atom()</v> <v>Options = [Option]</v> - <v> Option = Type | Access | named_table | {keypos,Pos} | {heir,pid(),HeirData} | {heir,none} | {write_concurrency,bool()}</v> + <v> Option = Type | Access | named_table | {keypos,Pos} | {heir,pid(),HeirData} | {heir,none} | {write_concurrency,bool()} | {read_concurrency,bool()}</v> <v> Type = set | ordered_set | bag | duplicate_bag</v> <v> Access = public | protected | private</v> <v> Pos = int()</v> @@ -963,7 +967,7 @@ ets:select(Table,MatchSpec),</code> table is named or not. If one or more options are left out, the default values are used. This means that not specifying any options (<c>[]</c>) is the same as specifying - <c>[set,protected,{keypos,1},{heir,none},{write_concurrency,false}]</c>.</p> + <c>[set,protected,{keypos,1},{heir,none},{write_concurrency,false},{read_concurrency,false}]</c>.</p> <list type="bulleted"> <item> <p><c>set</c> @@ -1002,12 +1006,14 @@ ets:select(Table,MatchSpec),</code> Any process may read or write to the table.</p> </item> <item> + <marker id="protected"></marker> <p><c>protected</c> The owner process can read and write to the table. Other processes can only read the table. This is the default setting for the access rights.</p> </item> <item> + <marker id="private"></marker> <p><c>private</c> Only the owner process can read or write to the table.</p> </item> |