reference/oci8/ocilob/read.xml
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665c1d6da54067f8dcd5eb1a292aa03f5bc0e2d4
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<refsect1 role="description">
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&reftitle.description;
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<methodsynopsis role="oop">
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<methodsynopsis role="OCILob">
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<modifier>public</modifier> <type class="union"><type>string</type><type>false</type></type><methodname>OCILob::read</methodname>
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<methodparam><type>int</type><parameter>length</parameter></methodparam>
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</methodsynopsis>
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<para>
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Reads <parameter>length</parameter> bytes from the current position of
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LOB's internal pointer.
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Reads <parameter>length</parameter> of bytes (BLOB) or characters (CLOB)
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from the current position of LOB's internal pointer.
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</para>
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<para>
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Reading stops when <parameter>length</parameter> bytes have been read or
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end of the large object is reached. Internal pointer of the large object
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will be shifted on the amount of bytes read.
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Reading stops when <parameter>length</parameter> of bytes have been read for a BLOB,
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when <parameter>length</parameter> of characters have been read for a CLOB,
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or when the end of the large object is reached. Internal pointer of the large object
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will be shifted on the amount of bytes/characters read.
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</para>
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</refsect1>
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<term><parameter>length</parameter></term>
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<listitem>
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<para>
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The length of data to read, in bytes. Large values will be rounded down to 1 MB.
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The length of data to read, in bytes (BLOB) or characters (CLOB).
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Large values will be rounded down to 1 MB.
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</para>
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</listitem>
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</varlistentry>
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