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<p>pg_lo_read_all
<LINK TITLE="PostgreSQL Functions" HREF="ref.pgsql.html"><LINK TITLE="pg_lo_open" HREF="function.pg-lo-open.html"><LINK TITLE="pg_lo_read" HREF="function.pg-lo-read.html">
<p><a href="function.pg-lo-open.html">Пред.</a>
<p><a href="function.pg-lo-read.html">След.</a>
<p><h1><a name="function.pg-lo-read-all"></a>pg_lo_read_all</h1><div><a name="AEN128432"></a>
<p>(PHP 4 &#62;= 4.2.0, PHP 5)pg_lo_read_all --
<p>Reads an entire large object and send straight to browser
<p></div><div><a name="AEN128435"></a><h2>Описание</h2>int pg_lo_read_all (resource large_object)
<p>- pg_lo_read_all() reads a large object and passes
<p>it straight through to the browser after sending all pending
<p>headers. Mainly intended for sending binary data like images or
<p>sound.
<p>- To use the large object interface, it is necessary to
<p>enclose it within a transaction block.
<p><DIV><BLOCKQUOTE>
<p>Замечание:
<p>This function used to be called pg_loreadall().
<p></BLOCKQUOTE></div></div><div><a name="AEN128449"></a><h2>Список параметров</h2>
<p>-
<p><DIV CLASS="variablelist"><DL><DT><VAR CLASS="parameter">large_object</DT><DD>
<p>- PostgreSQL large object (LOB) resource, returned by <a href="function.pg-lo-open.html">pg_lo_open()</a>.
<p></DD></DL></div>
<p></div><div><a name="AEN128459"></a><h2>Возвращаемые значения</h2>
<p>- Number of bytes read or <TT CLASS="constant">FALSE on error.
<p></div><div><a name="AEN128463"></a><h2>Примеры</h2>
<p>- <table><tr><td><DIV><a name="AEN128466"></a>
<p>Пример 1. pg_lo_read_all() example<table><tr><td><code>
<p>&lt;?php
<p>header('Content-type: image/jpeg');
<p>$image_oid = 189762345;
<p>$database = pg_connect("dbname=jacarta");
<p>pg_query($database, "begin");
<p>$handle = pg_lo_open($database, $image_oid, "r");
<p>pg_lo_read_all($handle);
<p>pg_query($database, "commit");
<p>?>
<p>
<p></code></TABLE></div></TABLE>
<p></div><div><a name="AEN128470"></a><h2>Смотрите также</h2>
<p>-
<p><table><tr><td><a href="function.pg-lo-read.html">pg_lo_read()</a></TABLE>
<p><a href="function.pg-lo-open.html">Пред.</a>
<p><a href="index.html">Начало</a>
<p><a href="function.pg-lo-read.html">След.</a>
<p>pg_lo_open
<p><a href="ref.pgsql.html">Уровень выше</a>
<p>pg_lo_read
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