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  • Committer: Mark Atwood
  • Date: 2008-10-16 11:33:16 UTC
  • mto: (520.1.13 drizzle)
  • mto: This revision was merged to the branch mainline in revision 530.
  • Revision ID: mark@fallenpegasus.com-20081016113316-ff6jdt31ck90sjdh
an implemention of the errmsg plugin

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drizzled/functions/multiply.cc
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 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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 */
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#include "config.h"
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#include <drizzled/function/math/multiply.h>
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#include <algorithm>
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using namespace std;
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namespace drizzled
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{
 
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#include <drizzled/server_includes.h>
 
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#include CSTDINT_H
 
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#include <drizzled/functions/multiply.h>
 
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double Item_func_mul::real_op()
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{
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    unsigned_flag= args[0]->unsigned_flag | args[1]->unsigned_flag;
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  else
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    unsigned_flag= args[0]->unsigned_flag & args[1]->unsigned_flag;
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  decimals= min(args[0]->decimals + args[1]->decimals, DECIMAL_MAX_SCALE);
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  int precision= min(args[0]->decimal_precision() + args[1]->decimal_precision(),
 
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  decimals= cmin(args[0]->decimals + args[1]->decimals, DECIMAL_MAX_SCALE);
 
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  int precision= cmin(args[0]->decimal_precision() + args[1]->decimal_precision(),
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                     (unsigned int)DECIMAL_MAX_PRECISION);
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  max_length= my_decimal_precision_to_length(precision, decimals,unsigned_flag);
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}
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} /* namespace drizzled */
 
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