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388
int compare_key(key_range *range);
384
389
virtual int rnd_next(unsigned char *)=0;
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390
virtual int rnd_pos(unsigned char *, unsigned char *)=0;
393
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virtual int read_first_row(unsigned char *buf, uint32_t primary_key);
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virtual int rnd_same(unsigned char *, uint32_t)
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{ return HA_ERR_WRONG_COMMAND; }