From f1da77b1386abdf9e44e083ac8cddcc580d6d05b Mon Sep 17 00:00:00 2001 From: gccgdb1234 Date: Fri, 22 Apr 2022 15:49:03 +0800 Subject: [PATCH] docs: replace code with #include --- docs-cn/08-advance-feature/04-udf.md | 240 +-------------------------- 1 file changed, 3 insertions(+), 237 deletions(-) diff --git a/docs-cn/08-advance-feature/04-udf.md b/docs-cn/08-advance-feature/04-udf.md index 41088f97c1..9fd81c30a5 100644 --- a/docs-cn/08-advance-feature/04-udf.md +++ b/docs-cn/08-advance-feature/04-udf.md @@ -179,37 +179,7 @@ SELECT X(c) FROM table/stable; add_one.c ```c -#include -#include -#include - -typedef struct SUdfInit{ - int maybe_null; /* 1 if function can return NULL */ - int decimals; /* for real functions */ - long long length; /* For string functions */ - char *ptr; /* free pointer for function data */ - int const_item; /* 0 if result is independent of arguments */ -} SUdfInit; - -void add_one(char* data, short itype, short ibytes, int numOfRows, long long* ts, char* dataOutput, char* interBUf, char* tsOutput, - int* numOfOutput, short otype, short obytes, SUdfInit* buf) { - int i; - int r = 0; - // printf("add_one input data:%p, type:%d, rows:%d, ts:%p,%lld, dataoutput:%p, tsOutput:%p, numOfOutput:%p, buf:%p\n", data, itype, numOfRows, ts, *ts, dataOutput, tsOutput, numOfOutput, buf); - if (itype == 4) { - for(i=0;i @@ -220,101 +190,7 @@ void add_one(char* data, short itype, short ibytes, int numOfRows, long long* ts abs_max.c ```c -#include -#include -#include -#include - -typedef struct SUdfInit{ - int maybe_null; /* 1 if function can return NULL */ - int decimals; /* for real functions */ - int64_t length; /* For string functions */ - char *ptr; /* free pointer for function data */ - int const_item; /* 0 if result is independent of arguments */ -} SUdfInit; - - -#define TSDB_DATA_INT_NULL 0x80000000L -#define TSDB_DATA_BIGINT_NULL 0x8000000000000000L - -void abs_max(char* data, short itype, short ibytes, int numOfRows, int64_t* ts, char* dataOutput, char* interBuf, char* tsOutput, - int* numOfOutput, short otype, short obytes, SUdfInit* buf) { - int i; - int64_t r = 0; - // printf("abs_max input data:%p, type:%d, rows:%d, ts:%p, %" PRId64 ", dataoutput:%p, tsOutput:%p, numOfOutput:%p, buf:%p\n", data, itype, numOfRows, ts, *ts, dataOutput, tsOutput, numOfOutput, buf); - if (itype == 5) { - r=*(int64_t *)dataOutput; - *numOfOutput=0; - - for(i=0;i r) { - r = v; - } - } - - *(int64_t *)dataOutput=r; - - // printf("abs_max out, dataoutput:%" PRId64", numOfOutput:%d\n", *(int64_t *)dataOutput, *numOfOutput); - }else { - *numOfOutput=0; - } -} - - - -void abs_max_finalize(char* dataOutput, char* interBuf, int* numOfOutput, SUdfInit* buf) { - int i; - //int64_t r = 0; - // printf("abs_max_finalize dataoutput:%p:%d, numOfOutput:%d, buf:%p\n", dataOutput, *dataOutput, *numOfOutput, buf); - // *numOfOutput=1; - // printf("abs_max finalize, dataoutput:%" PRId64", numOfOutput:%d\n", *(int64_t *)dataOutput, *numOfOutput); -} - -void abs_max_merge(char* data, int32_t numOfRows, char* dataOutput, int32_t* numOfOutput, SUdfInit* buf) { - int64_t r = 0; - - if (numOfRows > 0) { - r = *((int64_t *)data); - } - // printf("abs_max_merge numOfRows:%d, dataoutput:%p, buf:%p\n", numOfRows, dataOutput, buf); - for (int i = 1; i < numOfRows; ++i) { - // printf("abs_max_merge %d - %" PRId64"\n", i, *((int64_t *)data + i)); - if (*((int64_t*)data + i) > r) { - r= *((int64_t*)data + i); - } - } - - *(int64_t*)dataOutput=r; - if (numOfRows > 0) { - *numOfOutput=1; - } else { - *numOfOutput=0; - } - - // printf("abs_max_merge, dataoutput:%" PRId64", numOfOutput:%d\n", *(int64_t *)dataOutput, *numOfOutput); -} - - -int abs_max_init(SUdfInit* buf) { - // printf("abs_max init\n"); - return 0; -} - - -void abs_max_destroy(SUdfInit* buf) { - // printf("abs_max destroy\n"); -} +{{#include tests/script/sh/abs_max.c}} ``` @@ -325,117 +201,7 @@ void abs_max_destroy(SUdfInit* buf) { demo.c ```c -#include -#include -#include - -typedef struct SUdfInit{ - int maybe_null; /* 1 if function can return NULL */ - int decimals; /* for real functions */ - long long length; /* For string functions */ - char *ptr; /* free pointer for function data */ - int const_item; /* 0 if result is independent of arguments */ -} SUdfInit; - -typedef struct SDemo{ - double sum; - int num; - short otype; -}SDemo; - -#define FLOAT_NULL 0x7FF00000 // it is an NAN -#define DOUBLE_NULL 0x7FFFFF0000000000L // it is an NAN - - -void demo(char* data, short itype, short ibytes, int numOfRows, long long* ts, char* dataOutput, char* interBuf, char* tsOutput, - int* numOfOutput, short otype, short obytes, SUdfInit* buf) { - int i; - double r = 0; - SDemo *p = (SDemo *)interBuf; - SDemo *q = (SDemo *)dataOutput; - printf("demo input data:%p, type:%d, rows:%d, ts:%p,%lld, dataoutput:%p, interBUf:%p, tsOutput:%p, numOfOutput:%p, buf:%p\n", data, itype, numOfRows, ts, *ts, dataOutput, interBuf, tsOutput, numOfOutput, buf); - - for(i=0;isum += r*r; - } - - p->otype = otype; - p->num += numOfRows; - - q->sum = p->sum; - q->num = p->num; - q->otype = p->otype; - - *numOfOutput=1; - - printf("demo out, sum:%f, num:%d, numOfOutput:%d\n", p->sum, p->num, *numOfOutput); -} - - -void demo_merge(char* data, int32_t numOfRows, char* dataOutput, int32_t* numOfOutput, SUdfInit* buf) { - int i; - SDemo *p = (SDemo *)data; - SDemo res = {0}; - printf("demo_merge input data:%p, rows:%d, dataoutput:%p, numOfOutput:%p, buf:%p\n", data, numOfRows, dataOutput, numOfOutput, buf); - - for(i=0;isum * p->sum; - res.num += p->num; - p++; - } - - p->sum = res.sum; - p->num = res.num; - - *numOfOutput=1; - - printf("demo out, sum:%f, num:%d, numOfOutput:%d\n", p->sum, p->num, *numOfOutput); -} - - - -void demo_finalize(char* dataOutput, char* interBuf, int* numOfOutput, SUdfInit* buf) { - SDemo *p = (SDemo *)interBuf; - printf("demo_finalize interbuf:%p, numOfOutput:%p, buf:%p, sum:%f, num:%d\n", interBuf, numOfOutput, buf, p->sum, p->num); - if (p->otype == 6) { - if (p->num != 30000) { - *(unsigned int *)dataOutput = FLOAT_NULL; - } else { - *(float *)dataOutput = (float)(p->sum / p->num); - } - printf("finalize values:%f\n", *(float *)dataOutput); - } else if (p->otype == 7) { - if (p->num != 30000) { - *(unsigned long long *)dataOutput = DOUBLE_NULL; - } else { - *(double *)dataOutput = (double)(p->sum / p->num); - } - printf("finalize values:%f\n", *(double *)dataOutput); - } - - *numOfOutput=1; - - printf("demo finalize, numOfOutput:%d\n", *numOfOutput); -} - - -int demo_init(SUdfInit* buf) { - printf("demo init\n"); - return 0; -} - - -void demo_destroy(SUdfInit* buf) { - printf("demo destroy\n"); -} +{{#include tests/script/sh/demo.c}} ``` -- GitLab