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26
#include <drizzled/session.h>
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unsigned char *null_ptr_arg,
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const char *field_name_arg,
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const CHARSET_INFO * const charset_arg)
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:Field(ptr_arg, len_arg, null_ptr_arg, null_bit_arg,
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field_charset= charset_arg;
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if (charset_arg->state & MY_CS_BINSORT)
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field_derivation= DERIVATION_IMPLICIT;