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#ifndef __TXTIDX_STAT_H__
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#define __TXTIDX_STAT_H__
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#include "postgres.h"
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#include "access/gist.h"
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#include "access/itup.h"
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#include "utils/builtins.h"
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#include "storage/bufpage.h"
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typedef struct
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{
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uint32 len;
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uint32 pos;
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uint32 ndoc;
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uint32 nentry;
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} StatEntry;
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typedef struct
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{
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int4 len;
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int4 size;
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int4 weight;
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char data[1];
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} tsstat;
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#define STATHDRSIZE (sizeof(int4) * 4)
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#define CALCSTATSIZE(x, lenstr) ( (x) * sizeof(StatEntry) + STATHDRSIZE + (lenstr) )
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#define STATPTR(x) ( (StatEntry*) ( (char*)(x) + STATHDRSIZE ) )
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#define STATSTRPTR(x) ( (char*)(x) + STATHDRSIZE + ( sizeof(StatEntry) * ((tsvector*)(x))->size ) )
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#define STATSTRSIZE(x) ( ((tsvector*)(x))->len - STATHDRSIZE - ( sizeof(StatEntry) * ((tsvector*)(x))->size ) )
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#endif
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