CCSID 102 â What's a CCSID and why do I care?
CCSID 102 â What's a CCSID and why do I care?
CCSID 102 â What's a CCSID and why do I care?
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Wednesday, March 29, 2006<br />
IBM Software Group | DB2 Information Management Software<br />
CAST – Changing a <strong>CCSID</strong><br />
• If both the length <strong>and</strong> <strong>CCSID</strong> clauses are specified, the data is<br />
first cast to the specified <strong>CCSID</strong>, <strong>and</strong> then the length is applied.<br />
Example:<br />
CAST (‘Jürgen’ as VARCHAR(6) <strong>CCSID</strong> UNICODE)<br />
Returns ‘Jürge’<br />
• If either CODEUNITS32 or CODEUNITS16 is specified, the<br />
specification of length applies to the units specified.<br />
Example:<br />
CAST (‘Jürgen’ as VARCHAR(6 CODEUNITS16) <strong>CCSID</strong> UNICODE)<br />
Returns ‘Jürgen’<br />
When a length is specified as part of a CAST that also specifies a <strong>CCSID</strong>, the<br />
length is applied after the data has been converted to the target <strong>CCSID</strong>, unless<br />
CODEUNITS16 or CODEUNITS32 is specified. If CODEUNITS16 or<br />
CODEUNITES32 is specified, then the length applies in the specified units, then<br />
the data is cast to the final <strong>CCSID</strong>.
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