163 lines
13 KiB
HTML
163 lines
13 KiB
HTML
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<meta name="DC.Title" content="DBCS field mapping considerations" />
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<meta name="abstract" content="This topic shows what types of data mapping are valid between physical and logical files for double-byte character set (DBCS) fields" />
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<meta name="description" content="This topic shows what types of data mapping are valid between physical and logical files for double-byte character set (DBCS) fields" />
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<meta name="DC.subject" content="double-byte character set (DBCS), field, mapping, DBCS (double-byte character set), mapping, DBCS" />
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<title>DBCS field mapping considerations</title>
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<body id="rbafodbcsmap"><a name="rbafodbcsmap"><!-- --></a>
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<!-- Java sync-link --><script language="Javascript" src="../rzahg/synch.js" type="text/javascript"></script>
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<h1 class="topictitle1">DBCS field mapping considerations</h1>
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<div><p>This topic shows what types of data mapping are valid between physical
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and logical files for double-byte character set (DBCS) fields</p>
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<div class="tablenoborder"><table cellpadding="4" cellspacing="0" summary="" width="100%" frame="border" border="1" rules="all"><thead align="left"><tr><th rowspan="2" align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e43">Physical file data type</th>
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<th colspan="9" align="center" valign="bottom" id="d0e45">Logical
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file data type</th>
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</tr>
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<tr><th align="left" valign="bottom" width="10.490463215258854%" id="d0e48">Character</th>
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<th align="left" valign="bottom" width="9.809264305177113%" id="d0e50">Hexa- decimal</th>
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<th align="left" valign="bottom" width="10.08174386920981%" id="d0e52">DBCS- open</th>
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<th align="left" valign="bottom" width="9.264305177111716%" id="d0e54">DBCS-either</th>
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<th align="left" valign="bottom" width="9.673024523160763%" id="d0e56">DBCS- only</th>
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<th align="left" valign="bottom" width="8.991825613079019%" id="d0e58">DBCS-graphic</th>
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<th align="left" valign="bottom" width="10.08174386920981%" id="d0e60">UCS2- graphic</th>
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<th align="left" valign="bottom" width="10.08174386920981%" id="d0e62">UTF-8</th>
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<th align="left" valign="bottom" width="10.08174386920981%" id="d0e64">UTF-16</th>
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</tr>
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</thead>
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<tbody><tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e68" headers="d0e43 ">Character</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e68 d0e45 d0e48 ">Valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e68 d0e45 d0e50 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e68 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e68 d0e45 d0e54 ">Not valid</td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e68 d0e45 d0e56 ">Not valid</td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e68 d0e45 d0e58 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e68 d0e45 d0e60 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e68 d0e45 d0e62 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e68 d0e45 d0e64 ">Valid</td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e89" headers="d0e43 ">Hexadecimal</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e89 d0e45 d0e48 ">Valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e89 d0e45 d0e50 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e89 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e89 d0e45 d0e54 ">Not valid</td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e89 d0e45 d0e56 ">Not valid</td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e89 d0e45 d0e58 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e89 d0e45 d0e60 ">Not valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e89 d0e45 d0e62 ">Not valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e89 d0e45 d0e64 ">Not valid</td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e110" headers="d0e43 ">DBCS-open</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e110 d0e45 d0e48 ">Not valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e110 d0e45 d0e50 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e110 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e110 d0e45 d0e54 ">Not valid</td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e110 d0e45 d0e56 ">Not valid</td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e110 d0e45 d0e58 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e110 d0e45 d0e60 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e110 d0e45 d0e62 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e110 d0e45 d0e64 ">Valid</td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e131" headers="d0e43 ">DBCS-either</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e131 d0e45 d0e48 ">Not valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e131 d0e45 d0e50 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e131 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e131 d0e45 d0e54 ">Valid</td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e131 d0e45 d0e56 ">Not valid</td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e131 d0e45 d0e58 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e131 d0e45 d0e60 ">Not valid<sup>1</sup></td>
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<td valign="top" width="10.08174386920981%" headers="d0e131 d0e45 d0e62 ">Not valid<sup>1</sup></td>
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<td valign="top" width="10.08174386920981%" headers="d0e131 d0e45 d0e64 ">Not valid<sup>1</sup></td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e158" headers="d0e43 ">DBCS-only</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e158 d0e45 d0e48 ">Valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e158 d0e45 d0e50 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e158 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e158 d0e45 d0e54 ">Valid</td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e158 d0e45 d0e56 ">Valid</td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e158 d0e45 d0e58 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e158 d0e45 d0e60 ">Not valid<sup>1</sup></td>
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<td valign="top" width="10.08174386920981%" headers="d0e158 d0e45 d0e62 ">Not valid<sup>1</sup></td>
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<td valign="top" width="10.08174386920981%" headers="d0e158 d0e45 d0e64 ">Not valid<sup>1</sup></td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e185" headers="d0e43 ">DBCS-graphic</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e185 d0e45 d0e48 ">Not valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e185 d0e45 d0e50 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e185 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e185 d0e45 d0e54 ">Valid</td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e185 d0e45 d0e56 ">Valid</td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e185 d0e45 d0e58 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e185 d0e45 d0e60 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e185 d0e45 d0e62 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e185 d0e45 d0e64 ">Valid</td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e206" headers="d0e43 ">UCS2-graphic</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e206 d0e45 d0e48 ">Valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e206 d0e45 d0e50 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e206 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e206 d0e45 d0e54 ">Not valid<sup>1</sup></td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e206 d0e45 d0e56 ">Not valid<sup>1</sup></td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e206 d0e45 d0e58 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e206 d0e45 d0e60 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e206 d0e45 d0e62 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e206 d0e45 d0e64 ">Valid</td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e231" headers="d0e43 ">UTF-8</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e231 d0e45 d0e48 ">Valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e231 d0e45 d0e50 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e231 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e231 d0e45 d0e54 ">Not valid<sup>1</sup></td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e231 d0e45 d0e56 ">Not valid<sup>1</sup></td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e231 d0e45 d0e58 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e231 d0e45 d0e60 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e231 d0e45 d0e62 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e231 d0e45 d0e64 ">Valid</td>
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</tr>
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<tr><th align="left" valign="top" width="11.444141689373296%" class="firstcol" id="d0e256" headers="d0e43 ">UTF-16</th>
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<td align="left" valign="top" width="10.490463215258854%" headers="d0e256 d0e45 d0e48 ">Valid</td>
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<td align="left" valign="top" width="9.809264305177113%" headers="d0e256 d0e45 d0e50 ">Not valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e256 d0e45 d0e52 ">Valid</td>
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<td align="left" valign="top" width="9.264305177111716%" headers="d0e256 d0e45 d0e54 ">Not valid<sup>1</sup></td>
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<td align="left" valign="top" width="9.673024523160763%" headers="d0e256 d0e45 d0e56 ">Not valid<sup>1</sup></td>
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<td align="left" valign="top" width="8.991825613079019%" headers="d0e256 d0e45 d0e58 ">Valid</td>
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<td align="left" valign="top" width="10.08174386920981%" headers="d0e256 d0e45 d0e60 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e256 d0e45 d0e62 ">Valid</td>
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<td valign="top" width="10.08174386920981%" headers="d0e256 d0e45 d0e64 ">Valid</td>
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</tr>
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</tbody>
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</table>
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</div>
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<div class="note"><span class="notetitle">Note:</span> In the table, <sup>1</sup> indicates that these mappings are not supported
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because of the possibility of substitution characters appearing
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after conversion.</div>
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</div>
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<div>
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<div class="familylinks">
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<div class="parentlink"><strong>Parent topic:</strong> <a href="rbafoappdbcs.htm" title="These topics describe double-byte character set (DBCS) considerations as they apply to the database on the iSeries system.">Double-byte character set considerations</a></div>
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</div>
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</div>
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</body>
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