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taosdata / TDengine / #5038

29 Apr 2026 11:44AM UTC coverage: 73.151% (-0.008%) from 73.159%
#5038

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travis-ci

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feat(statewindow): support multi columns (#35136)

1554 of 1828 new or added lines in 18 files covered. (85.01%)

7333 existing lines in 152 files now uncovered.

277490 of 379338 relevant lines covered (73.15%)

134410214.73 hits per line

Source File
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82.92
/source/libs/function/src/functionMgt.c
1
/*
2
 * Copyright (c) 2019 TAOS Data, Inc. <jhtao@taosdata.com>
3
 *
4
 * This program is free software: you can use, redistribute, and/or modify
5
 * it under the terms of the GNU Affero General Public License, version 3
6
 * or later ("AGPL"), as published by the Free Software Foundation.
7
 *
8
 * This program is distributed in the hope that it will be useful, but WITHOUT
9
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10
 * FITNESS FOR A PARTICULAR PURPOSE.
11
 *
12
 * You should have received a copy of the GNU Affero General Public License
13
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
14
 */
15

16
#include "functionMgt.h"
17

18
#include "builtins.h"
19
#include "builtinsimpl.h"
20
#include "functionMgtInt.h"
21
#include "nodes.h"
22
#include "querynodes.h"
23
#include "taos.h"
24
#include "taoserror.h"
25
#include "thash.h"
26
#include "tudf.h"
27

28
typedef struct SFuncMgtService {
29
  SHashObj* pFuncNameHashTable;
30
} SFuncMgtService;
31

32
static SFuncMgtService gFunMgtService;
33
static TdThreadOnce    functionHashTableInit = PTHREAD_ONCE_INIT;
34
static int32_t         initFunctionCode = 0;
35

36
static void InitSpecialFuncId() {
1,546,142✔
37
  // just to make sure the funcId of these functions are initialized before used.
38
  (void)fmGetTwstartFuncId();
1,546,142✔
39
  (void)fmGetTwendFuncId();
1,546,142✔
40
  (void)fmGetTwdurationFuncId();
1,546,142✔
41
  (void)fmGetExternalWindowColumnFuncId();
1,546,142✔
42
}
1,546,142✔
43

44
static void doInitFunctionTable() {
1,546,142✔
45
  gFunMgtService.pFuncNameHashTable =
1,546,142✔
46
      taosHashInit(funcMgtBuiltinsNum, taosGetDefaultHashFunction(TSDB_DATA_TYPE_BINARY), true, HASH_NO_LOCK);
1,546,142✔
47
  if (NULL == gFunMgtService.pFuncNameHashTable) {
1,546,142✔
48
    initFunctionCode = terrno;
×
49
    return;
×
50
  }
51

52
  for (int32_t i = 0; i < funcMgtBuiltinsNum; ++i) {
360,251,086✔
53
    if (TSDB_CODE_SUCCESS != taosHashPut(gFunMgtService.pFuncNameHashTable, funcMgtBuiltins[i].name,
358,704,944✔
54
                                         strlen(funcMgtBuiltins[i].name), &i, sizeof(int32_t))) {
358,704,944✔
55
      initFunctionCode = terrno;
×
56
      return;
×
57
    }
58
  }
59
  InitSpecialFuncId();
1,546,142✔
60
}
61

62
static bool isSpecificClassifyFunc(int32_t funcId, uint64_t classification) {
2,147,483,647✔
63
  if (fmIsUserDefinedFunc(funcId)) {
2,147,483,647✔
64
    return FUNC_MGT_AGG_FUNC == classification
65
               ? FUNC_AGGREGATE_UDF_ID == funcId
66
               : (FUNC_MGT_SCALAR_FUNC == classification ? FUNC_SCALAR_UDF_ID == funcId : false);
9,012,439✔
67
  }
68
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
2,147,483,647✔
69
    return false;
2,147,483,647✔
70
  }
71
  return FUNC_MGT_TEST_MASK(funcMgtBuiltins[funcId].classification, classification);
2,147,483,647✔
72
}
73

74
int32_t fmFuncMgtInit() {
1,546,142✔
75
  (void)taosThreadOnce(&functionHashTableInit, doInitFunctionTable);
1,546,142✔
76
  return initFunctionCode;
1,546,142✔
77
}
78

79
int32_t fmGetFuncInfo(SFunctionNode* pFunc, char* pMsg, int32_t msgLen) {
863,582,171✔
80
  if (NULL != gFunMgtService.pFuncNameHashTable) {
863,582,171✔
81
    void* pVal = taosHashGet(gFunMgtService.pFuncNameHashTable, pFunc->functionName, strlen(pFunc->functionName));
863,419,610✔
82
    if (NULL != pVal) {
863,448,517✔
83
      pFunc->funcId = *(int32_t*)pVal;
863,240,049✔
84
      pFunc->funcType = funcMgtBuiltins[pFunc->funcId].type;
863,238,891✔
85
      return funcMgtBuiltins[pFunc->funcId].translateFunc(pFunc, pMsg, msgLen);
863,237,637✔
86
    }
87
    return TSDB_CODE_FUNC_NOT_BUILTIN_FUNTION;
208,468✔
88
  }
89
  for (int32_t i = 0; i < funcMgtBuiltinsNum; ++i) {
3,309,716✔
90
    if (0 == strcmp(funcMgtBuiltins[i].name, pFunc->functionName)) {
3,309,392✔
91
      pFunc->funcId = i;
177,856✔
92
      pFunc->funcType = funcMgtBuiltins[pFunc->funcId].type;
177,856✔
93
      return funcMgtBuiltins[pFunc->funcId].translateFunc(pFunc, pMsg, msgLen);
177,856✔
94
    }
95
  }
96
  return TSDB_CODE_FUNC_NOT_BUILTIN_FUNTION;
324✔
97
}
98

99
EFuncReturnRows fmGetFuncReturnRows(SFunctionNode* pFunc) {
18,155,693✔
100
  if (NULL != funcMgtBuiltins[pFunc->funcId].estimateReturnRowsFunc) {
18,155,693✔
101
    return funcMgtBuiltins[pFunc->funcId].estimateReturnRowsFunc(pFunc);
12,788,736✔
102
  }
103
  return (fmIsIndefiniteRowsFunc(pFunc->funcId) || fmIsMultiRowsFunc(pFunc->funcId)) ? FUNC_RETURN_ROWS_INDEFINITE
5,366,957✔
104
                                                                                     : FUNC_RETURN_ROWS_NORMAL;
5,366,957✔
105
}
106

107
bool canCoexistIndefiniteRowsFunc(int32_t funcId1, int32_t funcId2) {
183,001✔
108
  if (fmIsUserDefinedFunc(funcId1) || funcId1 < 0 || funcId1 >= funcMgtBuiltinsNum ||
366,002✔
109
      fmIsUserDefinedFunc(funcId2) || funcId2 < 0 || funcId2 >= funcMgtBuiltinsNum) {
366,002✔
110
    return false;
×
111
  }
112
  if (funcId1 == funcId2) {
183,001✔
113
    return true;
167,273✔
114
  }
115
  if ((funcMgtBuiltins[funcId1].type == FUNCTION_TYPE_LAG || funcMgtBuiltins[funcId1].type == FUNCTION_TYPE_LEAD) &&
15,728✔
116
      (funcMgtBuiltins[funcId2].type == FUNCTION_TYPE_LAG || funcMgtBuiltins[funcId2].type == FUNCTION_TYPE_LEAD)) {
15,275✔
117
    return true;
15,275✔
118
  }
119
  return false;
453✔
120
}
121

122
bool fmIsBuiltinFunc(const char* pFunc) {
16,735✔
123
  return NULL != taosHashGet(gFunMgtService.pFuncNameHashTable, pFunc, strlen(pFunc));
16,735✔
124
}
125

126
EFunctionType fmGetFuncType(const char* pFunc) {
626,242,093✔
127
  void* pVal = taosHashGet(gFunMgtService.pFuncNameHashTable, pFunc, strlen(pFunc));
626,242,093✔
128
  if (NULL != pVal) {
626,257,805✔
129
    return funcMgtBuiltins[*(int32_t*)pVal].type;
626,046,476✔
130
  }
131
  return FUNCTION_TYPE_UDF;
211,329✔
132
}
133

134
EFunctionType fmGetFuncTypeFromId(int32_t funcId) {
24,318,367✔
135
  if (funcId >= 0 && funcId < funcMgtBuiltinsNum) {
24,318,367✔
136
    return funcMgtBuiltins[funcId].type;
24,317,595✔
137
  }
138
  return FUNCTION_TYPE_UDF;
772✔
139
}
140

141
EFuncDataRequired fmFuncDataRequired(SFunctionNode* pFunc, STimeWindow* pTimeWindow) {
41,725,744✔
142
  if (fmIsUserDefinedFunc(pFunc->funcId) || pFunc->funcId < 0 || pFunc->funcId >= funcMgtBuiltinsNum) {
41,725,744✔
143
    return FUNC_DATA_REQUIRED_DATA_LOAD;
×
144
  }
145
  if (NULL == funcMgtBuiltins[pFunc->funcId].dataRequiredFunc) {
41,732,635✔
146
    return FUNC_DATA_REQUIRED_DATA_LOAD;
×
147
  }
148
  return funcMgtBuiltins[pFunc->funcId].dataRequiredFunc(pFunc, pTimeWindow);
41,732,355✔
149
}
150

151
EFuncDataRequired fmFuncDynDataRequired(int32_t funcId, void* pRes, SDataBlockInfo* pBlockInfo) {
2,147,483,647✔
152
  if (fmIsUserDefinedFunc(funcId) || funcId < 0 || funcId >= funcMgtBuiltinsNum) {
2,147,483,647✔
153
    return FUNC_DATA_REQUIRED_DATA_LOAD;
150✔
154
  }
155

156
  const char* name = funcMgtBuiltins[funcId].name;
2,147,483,647✔
157
  if ((strcmp(name, "_group_key") == 0) || (strcmp(name, "_select_value") == 0)) {
2,147,483,647✔
158
    return FUNC_DATA_REQUIRED_NOT_LOAD;
607,449✔
159
    ;
160
  }
161

162
  if (funcMgtBuiltins[funcId].dynDataRequiredFunc == NULL) {
2,147,483,647✔
163
    return FUNC_DATA_REQUIRED_DATA_LOAD;
193,290,823✔
164
  } else {
165
    return funcMgtBuiltins[funcId].dynDataRequiredFunc(pRes, pBlockInfo);
2,147,483,647✔
166
  }
167
}
168

169
int32_t fmGetFuncExecFuncs(int32_t funcId, SFuncExecFuncs* pFpSet) {
326,052,060✔
170
  if (fmIsUserDefinedFunc(funcId) || funcId < 0 || funcId >= funcMgtBuiltinsNum) {
326,052,060✔
171
    return TSDB_CODE_FAILED;
46,149✔
172
  }
173
  pFpSet->getEnv = funcMgtBuiltins[funcId].getEnvFunc;
326,007,248✔
174
  pFpSet->init = funcMgtBuiltins[funcId].initFunc;
325,989,975✔
175
  pFpSet->process = funcMgtBuiltins[funcId].processFunc;
326,008,389✔
176
  pFpSet->finalize = funcMgtBuiltins[funcId].finalizeFunc;
325,992,400✔
177
  pFpSet->combine = funcMgtBuiltins[funcId].combineFunc;
325,996,943✔
178
  pFpSet->processFuncByRow = funcMgtBuiltins[funcId].processFuncByRow;
325,999,229✔
179
  pFpSet->cleanup = funcMgtBuiltins[funcId].cleanupFunc;
326,055,381✔
180
  return TSDB_CODE_SUCCESS;
326,014,854✔
181
}
182

183
int32_t fmGetUdafExecFuncs(int32_t funcId, SFuncExecFuncs* pFpSet) {
38,406✔
184
#ifdef USE_UDF
185
  if (!fmIsUserDefinedFunc(funcId)) {
38,406✔
186
    return TSDB_CODE_FAILED;
×
187
  }
188
  pFpSet->getEnv = udfAggGetEnv;
38,406✔
189
  pFpSet->init = udfAggInit;
38,406✔
190
  pFpSet->process = udfAggProcess;
38,406✔
191
  pFpSet->finalize = udfAggFinalize;
38,406✔
192
  return TSDB_CODE_SUCCESS;
38,406✔
193
#else
194
  TAOS_RETURN(TSDB_CODE_OPS_NOT_SUPPORT);
195
#endif
196
}
197

198
int32_t fmGetScalarFuncExecFuncs(int32_t funcId, SScalarFuncExecFuncs* pFpSet) {
1,161,479,667✔
199
  if (fmIsUserDefinedFunc(funcId) || funcId < 0 || funcId >= funcMgtBuiltinsNum) {
1,161,479,667✔
200
    return TSDB_CODE_FAILED;
91,673✔
201
  }
202
  pFpSet->process = funcMgtBuiltins[funcId].sprocessFunc;
1,161,636,430✔
203
  pFpSet->getEnv = funcMgtBuiltins[funcId].getEnvFunc;
1,161,710,433✔
204
  return TSDB_CODE_SUCCESS;
1,161,777,588✔
205
}
206

207
bool fmIsAggFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_AGG_FUNC); }
2,147,483,647✔
208

209
bool fmIsScalarFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_SCALAR_FUNC); }
2,147,483,647✔
210

211
bool fmIsVectorFunc(int32_t funcId) { return !fmIsScalarFunc(funcId) && !fmIsPseudoColumnFunc(funcId); }
1,337,551,202✔
212

213
bool fmIsSelectColsFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_SELECT_COLS_FUNC); }
156,550,546✔
214

215
bool fmIsSelectFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_SELECT_FUNC); }
1,994,991,212✔
216

217
bool fmIsTimelineFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_TIMELINE_FUNC); }
1,206,052,222✔
218

219
bool fmIsDateTimeFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_DATETIME_FUNC); }
609,942,484✔
220

221
bool fmIsPseudoColumnFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_PSEUDO_COLUMN_FUNC); }
2,147,483,647✔
222

223
bool fmIsScanPseudoColumnFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_SCAN_PC_FUNC); }
2,147,483,647✔
224

225
bool fmIsWindowPseudoColumnFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_WINDOW_PC_FUNC); }
1,512,661,171✔
226

227
bool fmIsWindowClauseFunc(int32_t funcId) { return fmIsAggFunc(funcId) || fmIsWindowPseudoColumnFunc(funcId); }
61,822,385✔
228

229
bool fmIsWindowIndefRowsFunc(int32_t funcId) { return fmIsVectorFunc(funcId) || fmIsWindowPseudoColumnFunc(funcId); }
405,394✔
230

231
bool fmIsStreamWindowClauseFunc(int32_t funcId) { return fmIsWindowClauseFunc(funcId) || fmIsPlaceHolderFunc(funcId); }
1,140,435✔
232

233
bool fmIsStreamVectorFunc(int32_t funcId) { return fmIsVectorFunc(funcId) || fmIsPlaceHolderFunc(funcId); }
10,811✔
234

235
bool fmIsIndefiniteRowsFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_INDEFINITE_ROWS_FUNC); }
1,643,219,562✔
236

237
bool fmIsSpecialDataRequiredFunc(int32_t funcId) {
94,625,037✔
238
  return isSpecificClassifyFunc(funcId, FUNC_MGT_SPECIAL_DATA_REQUIRED);
94,625,037✔
239
}
240

241
bool fmIsDynamicScanOptimizedFunc(int32_t funcId) {
45,452,025✔
242
  return isSpecificClassifyFunc(funcId, FUNC_MGT_DYNAMIC_SCAN_OPTIMIZED);
45,452,025✔
243
}
244

245
bool fmIsMultiResFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_MULTI_RES_FUNC); }
1,242,430,184✔
246

247
bool fmIsRepeatScanFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_REPEAT_SCAN_FUNC); }
1,219,183,569✔
248

249
bool fmIsUserDefinedFunc(int32_t funcId) { return funcId > FUNC_UDF_ID_START; }
2,147,483,647✔
250

251
bool fmIsForbidFillFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_FORBID_FILL_FUNC); }
610,231,628✔
252

253
bool fmIsIntervalInterpoFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_INTERVAL_INTERPO_FUNC); }
65,839,935✔
254

255
bool fmIsSystemInfoFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_SYSTEM_INFO_FUNC); }
613,307,485✔
256

257
bool fmIsImplicitTsFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_IMPLICIT_TS_FUNC); }
2,147,483,647✔
258

259
bool fmIsClientPseudoColumnFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_CLIENT_PC_FUNC); }
621,050,943✔
260

261
bool fmIsMultiRowsFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_MULTI_ROWS_FUNC); }
1,215,744,552✔
262

263
static bool fmIsKeepOrderFuncId(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_KEEP_ORDER_FUNC); }
730,652,726✔
264

265
bool fmIsKeepOrderFunc(SFunctionNode* pFunc) {
737,113,766✔
266
  if (pFunc->funcType == FUNCTION_TYPE_TOP || pFunc->funcType == FUNCTION_TYPE_BOTTOM ||
737,113,766✔
267
      pFunc->funcType == FUNCTION_TYPE_SAMPLE) {
733,046,384✔
268
    if (pFunc->pParameterList != NULL && pFunc->pParameterList->length >= 2) {
6,485,137✔
269
      SNode* pParam = nodesListGetNode(pFunc->pParameterList, 1);
6,497,089✔
270
      if (pParam != NULL && nodeType(pParam) == QUERY_NODE_VALUE) {
6,497,089✔
271
        SValueNode* pConst = (SValueNode*)pParam;
6,497,089✔
272
        if (pConst->datum.i == 1) {
6,497,089✔
273
          return true;
766,361✔
274
        }
275
      }
276
    }
277
    return false;
5,720,954✔
278
  }
279
  return fmIsKeepOrderFuncId(pFunc->funcId);
730,675,749✔
280
}
281

282
bool fmIsCumulativeFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_CUMULATIVE_FUNC); }
159,084,643✔
283

284
bool fmIsForbidSysTableFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_FORBID_SYSTABLE_FUNC); }
610,125,781✔
285

286
bool fmIsInterpFunc(int32_t funcId) {
1,249,591,791✔
287
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
1,249,591,791✔
288
    return false;
387,935✔
289
  }
290
  return FUNCTION_TYPE_INTERP == funcMgtBuiltins[funcId].type;
1,249,206,483✔
291
}
292

293
bool fmIsInterpPseudoColumnFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_INTERP_PC_FUNC); }
1,230,481,222✔
294

295
bool fmIsForecastFunc(int32_t funcId) {
1,199,947,069✔
296
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
1,199,947,069✔
297
    return false;
390,533✔
298
  }
299
  return FUNCTION_TYPE_FORECAST == funcMgtBuiltins[funcId].type;
1,199,559,279✔
300
}
301

302
bool fmIsAnalysisPseudoColumnFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_ANALYTICS_PC_FUNC); }
1,233,384,574✔
303

304
bool fmIsImputationCorrelationFunc(int32_t funcId) {
×
305
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
×
306
    return false;
×
307
  }
308

309
  int32_t type = funcMgtBuiltins[funcId].type;
×
310
  return FUNCTION_TYPE_IMPUTATION == type || FUNCTION_TYPE_DTW == type || FUNCTION_TYPE_DTW_PATH == type ||
×
311
         FUNCTION_TYPE_TLCC == type;
312
}
313

314
bool fmIsLastRowFunc(int32_t funcId) {
72,023,712✔
315
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
72,023,712✔
316
    return false;
×
317
  }
318
  return FUNCTION_TYPE_LAST_ROW == funcMgtBuiltins[funcId].type;
72,024,015✔
319
}
320

321
bool fmIsLastFunc(int32_t funcId) {
12,940✔
322
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
12,940✔
323
    return false;
×
324
  }
325
  return FUNCTION_TYPE_LAST == funcMgtBuiltins[funcId].type;
12,940✔
326
}
327

328
bool fmIsNotNullOutputFunc(int32_t funcId) {
489,417,578✔
329
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
489,417,578✔
330
    return false;
88,764✔
331
  }
332
  return FUNCTION_TYPE_LAST == funcMgtBuiltins[funcId].type ||
489,339,459✔
333
         FUNCTION_TYPE_CACHE_LAST == funcMgtBuiltins[funcId].type ||
471,354,623✔
334
         FUNCTION_TYPE_LAST_PARTIAL == funcMgtBuiltins[funcId].type ||
470,027,549✔
335
         FUNCTION_TYPE_LAST_MERGE == funcMgtBuiltins[funcId].type ||
460,823,955✔
336
         FUNCTION_TYPE_FIRST == funcMgtBuiltins[funcId].type ||
457,135,678✔
337
         FUNCTION_TYPE_FIRST_PARTIAL == funcMgtBuiltins[funcId].type ||
445,103,751✔
338
         FUNCTION_TYPE_FIRST_MERGE == funcMgtBuiltins[funcId].type ||
439,498,170✔
339
         FUNCTION_TYPE_COUNT == funcMgtBuiltins[funcId].type ||
437,452,565✔
340
         FUNCTION_TYPE_HYPERLOGLOG == funcMgtBuiltins[funcId].type ||
380,441,678✔
341
         FUNCTION_TYPE_HYPERLOGLOG_PARTIAL == funcMgtBuiltins[funcId].type ||
1,337,171,013✔
342
         FUNCTION_TYPE_HYPERLOGLOG_MERGE == funcMgtBuiltins[funcId].type;
376,379,923✔
343
}
344

345
bool fmIsSelectValueFunc(int32_t funcId) {
366,968,299✔
346
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
366,968,299✔
347
    return false;
×
348
  }
349
  return FUNCTION_TYPE_SELECT_VALUE == funcMgtBuiltins[funcId].type;
366,970,007✔
350
}
351

352
bool fmIsGroupKeyFunc(int32_t funcId) {
284,692,856✔
353
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
284,692,856✔
354
    return false;
160✔
355
  }
356
  return FUNCTION_TYPE_GROUP_KEY == funcMgtBuiltins[funcId].type;
284,693,991✔
357
}
358

359
bool fmIsHasNullFunc(int32_t funcId) {
×
360
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
×
361
    return false;
×
362
  }
363
  return FUNCTION_TYPE_HAS_NULL == funcMgtBuiltins[funcId].type;
×
364
}
365

366
bool fmisSelectGroupConstValueFunc(int32_t funcId) {
18,077,141✔
367
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
18,077,141✔
368
    return false;
×
369
  }
370
  return FUNCTION_TYPE_GROUP_CONST_VALUE == funcMgtBuiltins[funcId].type;
18,077,141✔
371
}
372

373
bool fmIsElapsedFunc(int32_t funcId) {
11,143,111✔
374
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
11,143,111✔
375
    return false;
×
376
  }
377
  return FUNCTION_TYPE_ELAPSED == funcMgtBuiltins[funcId].type;
11,143,111✔
378
}
379

380
bool fmIsBlockDistFunc(int32_t funcId) {
609,926,048✔
381
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
609,926,048✔
382
    return false;
195,570✔
383
  }
384
  return FUNCTION_TYPE_BLOCK_DIST == funcMgtBuiltins[funcId].type;
609,731,646✔
385
}
386

387
bool fmIsDBUsageFunc(int32_t funcId) {
609,936,551✔
388
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
609,936,551✔
389
    return false;
185,560✔
390
  }
391
  return FUNCTION_TYPE_DB_USAGE == funcMgtBuiltins[funcId].type;
609,754,964✔
392
}
393

394
bool fmIsProcessByRowFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_PROCESS_BY_ROW); }
829,433,962✔
395

396
bool fmIsVolatileFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_VOLATILE_FUNC); }
907,495,177✔
397

398
bool fmIsNoPushdownFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_NO_PUSHDOWN_FUNC); }
43,143,889✔
399

400
bool fmIsIgnoreNullFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_IGNORE_NULL_FUNC); }
265,366✔
401

402
void fmFuncMgtDestroy() {
1,546,185✔
403
  void* m = gFunMgtService.pFuncNameHashTable;
1,546,185✔
404
  if (m != NULL && atomic_val_compare_exchange_ptr((void**)&gFunMgtService.pFuncNameHashTable, m, 0) == m) {
1,546,185✔
405
    taosHashCleanup(m);
1,546,142✔
406
  }
407
}
1,546,185✔
408

409
#ifdef BUILD_NO_CALL
410
int32_t fmSetNormalFunc(int32_t funcId, SFuncExecFuncs* pFpSet) {
411
  if (fmIsUserDefinedFunc(funcId) || funcId < 0 || funcId >= funcMgtBuiltinsNum) {
412
    return TSDB_CODE_FAILED;
413
  }
414
  pFpSet->process = funcMgtBuiltins[funcId].processFunc;
415
  return TSDB_CODE_SUCCESS;
416
}
417
#endif
418

419
// function has same input/output type
420
bool fmIsSameInOutType(int32_t funcId) {
50,896,793✔
421
  bool res = false;
50,896,793✔
422
  switch (funcMgtBuiltins[funcId].type) {
50,896,793✔
423
    case FUNCTION_TYPE_MAX:
20,129,384✔
424
    case FUNCTION_TYPE_MIN:
425
    case FUNCTION_TYPE_TOP:
426
    case FUNCTION_TYPE_BOTTOM:
427
    case FUNCTION_TYPE_FIRST:
428
    case FUNCTION_TYPE_LAST:
429
    case FUNCTION_TYPE_SAMPLE:
430
    case FUNCTION_TYPE_TAIL:
431
    case FUNCTION_TYPE_UNIQUE:
432
      res = true;
20,129,384✔
433
      break;
20,129,384✔
434
    default:
30,767,409✔
435
      break;
30,767,409✔
436
  }
437
  return res;
50,896,793✔
438
}
439

440
bool fmIsConstantResFunc(SFunctionNode* pFunc) {
15,084,065✔
441
  SNode* pNode;
442
  FOREACH(pNode, pFunc->pParameterList) {
15,172,361✔
443
    if (nodeType(pNode) != QUERY_NODE_VALUE) {
205,786✔
444
      return false;
117,490✔
445
    }
446
  }
447
  return true;
14,966,575✔
448
}
449

450
bool fmIsSkipScanCheckFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_SKIP_SCAN_CHECK_FUNC); }
45,447,003✔
451

452
bool fmIsPrimaryKeyFunc(int32_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_PRIMARY_KEY_FUNC); }
532,359,935✔
453

454
bool fmIsPlaceHolderFunc(int32_t funcId) {return isSpecificClassifyFunc(funcId, FUNC_MGT_PLACE_HOLDER_FUNC); }
2,147,483,647✔
455

456
bool fmIsPlaceHolderFuncForExternalWin(int32_t funcId) {
694,214✔
457
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
694,214✔
458
    return false;
×
459
  }
460
  return (funcMgtBuiltins[funcId].type == FUNCTION_TYPE_WSTART || funcMgtBuiltins[funcId].type == FUNCTION_TYPE_WEND ||
1,165,499✔
461
          funcMgtBuiltins[funcId].type == FUNCTION_TYPE_WDURATION);
471,285✔
462
}
463

464
void getLastCacheDataType(SDataType* pType, int32_t pkBytes) {
×
465
  // TODO: do it later.
466
  pType->bytes = getFirstLastInfoSize(pType->bytes, pkBytes) + VARSTR_HEADER_SIZE;
×
467
  pType->type = TSDB_DATA_TYPE_BINARY;
×
468
}
×
469

470
static int32_t getFuncInfo(SFunctionNode* pFunc) {
162,616,312✔
471
  char msg[128] = {0};
162,616,312✔
472
  return fmGetFuncInfo(pFunc, msg, sizeof(msg));
162,616,312✔
473
}
474

475
int32_t createFunction(const char* pName, SNodeList* pParameterList, SFunctionNode** ppFunc) {
10,325,918✔
476
  int32_t code = nodesMakeNode(QUERY_NODE_FUNCTION, (SNode**)ppFunc);
10,325,918✔
477
  if (NULL == *ppFunc) {
10,325,918✔
478
    return code;
×
479
  }
480
  (void)snprintf((*ppFunc)->functionName, sizeof((*ppFunc)->functionName), "%s", pName);
10,325,918✔
481
  (*ppFunc)->pParameterList = pParameterList;
10,325,918✔
482
  code = getFuncInfo((*ppFunc));
10,325,918✔
483
  if (TSDB_CODE_SUCCESS != code) {
10,325,918✔
484
    (*ppFunc)->pParameterList = NULL;
×
485
    nodesDestroyNode((SNode*)*ppFunc);
×
486
    *ppFunc = NULL;
×
487
    return code;
×
488
  }
489
  return code;
10,325,918✔
490
}
491

492
static void resetOutputChangedFunc(SFunctionNode *pFunc, const SFunctionNode* pSrcFunc) {
152,292,467✔
493
  if (funcMgtBuiltins[pFunc->funcId].type == FUNCTION_TYPE_LAST_MERGE) {
152,292,467✔
494
    pFunc->node.resType = pSrcFunc->node.resType;
23,903,755✔
495
    return;
23,903,755✔
496
  }
497
}
498

499
int32_t createFunctionWithSrcFunc(const char* pName, const SFunctionNode* pSrcFunc, SNodeList* pParameterList, SFunctionNode** ppFunc) {
152,289,603✔
500
  int32_t code = nodesMakeNode(QUERY_NODE_FUNCTION, (SNode**)ppFunc);
152,289,603✔
501
  if (NULL == *ppFunc) {
152,298,038✔
502
    return code;
×
503
  }
504

505
  (*ppFunc)->hasPk = pSrcFunc->hasPk;
152,298,038✔
506
  (*ppFunc)->pkBytes = pSrcFunc->pkBytes;
152,298,038✔
507
  (*ppFunc)->pSrcFuncRef = pSrcFunc;
152,298,038✔
508

509
  (void)snprintf((*ppFunc)->functionName, sizeof((*ppFunc)->functionName), "%s", pName);
152,297,995✔
510
  (*ppFunc)->pParameterList = pParameterList;
152,297,995✔
511
  code = getFuncInfo((*ppFunc));
152,298,038✔
512
  if (TSDB_CODE_SUCCESS != code) {
152,294,658✔
513
    (*ppFunc)->pParameterList = NULL;
×
514
    nodesDestroyNode((SNode*)*ppFunc);
×
515
    *ppFunc = NULL;
×
516
    return code;
×
517
  }
518
  resetOutputChangedFunc(*ppFunc, pSrcFunc);
152,294,658✔
519
  (*ppFunc)->node.relatedTo = pSrcFunc->node.relatedTo;
152,295,268✔
520
  (*ppFunc)->node.bindExprID = pSrcFunc->node.bindExprID;
152,295,268✔
521
  return code;
152,295,268✔
522
}
523

524
static int32_t createColumnByFunc(const SFunctionNode* pFunc, SColumnNode** ppCol) {
101,383,849✔
525
  int32_t code = nodesMakeNode(QUERY_NODE_COLUMN, (SNode**)ppCol);
101,383,849✔
526
  if (NULL == *ppCol) {
101,392,784✔
527
    return code;
×
528
  }
529
  tstrncpy((*ppCol)->colName, pFunc->node.aliasName, TSDB_COL_NAME_LEN);
101,392,784✔
530
  (*ppCol)->node.resType = pFunc->node.resType;
101,392,784✔
531
  return TSDB_CODE_SUCCESS;
101,392,784✔
532
}
533

534
bool fmIsDistExecFunc(int32_t funcId) {
385,208,107✔
535
  if (fmIsUserDefinedFunc(funcId)) {
385,208,107✔
536
    return false;
106,893✔
537
  }
538
  if (!fmIsVectorFunc(funcId)) {
385,132,640✔
539
    return true;
507,052✔
540
  }
541
  return (NULL != funcMgtBuiltins[funcId].pPartialFunc && NULL != funcMgtBuiltins[funcId].pMergeFunc);
384,635,745✔
542
}
543

544
static int32_t createPartialFunction(const SFunctionNode* pSrcFunc, SFunctionNode** pPartialFunc) {
50,898,738✔
545
  SNodeList* pParameterList = NULL;
50,898,738✔
546
  int32_t    code = nodesCloneList(pSrcFunc->pParameterList, &pParameterList);
50,898,738✔
547
  if (NULL == pParameterList) {
50,901,816✔
548
    return code;
×
549
  }
550
  code =
551
      createFunctionWithSrcFunc(funcMgtBuiltins[pSrcFunc->funcId].pPartialFunc, pSrcFunc, pParameterList, pPartialFunc);
50,901,816✔
552
  if (TSDB_CODE_SUCCESS != code) {
50,900,100✔
553
    nodesDestroyList(pParameterList);
×
554
    return code;
×
555
  }
556
  (*pPartialFunc)->hasOriginalFunc = true;
50,900,825✔
557
  (*pPartialFunc)->originalFuncId = pSrcFunc->hasOriginalFunc ? pSrcFunc->originalFuncId : pSrcFunc->funcId;
50,900,825✔
558
  char name[TSDB_FUNC_NAME_LEN + TSDB_NAME_DELIMITER_LEN + TSDB_POINTER_PRINT_BYTES + 1] = {0};
50,900,868✔
559

560
  int32_t len = snprintf(name, sizeof(name), "%s.%p", (*pPartialFunc)->functionName, pSrcFunc);
50,900,868✔
561
  if (taosHashBinary(name, len, sizeof(name)) < 0) {
50,901,887✔
562
    return TSDB_CODE_FAILED;
×
563
  }
564
  tstrncpy((*pPartialFunc)->node.aliasName, name, TSDB_COL_NAME_LEN);
50,901,887✔
565
  return TSDB_CODE_SUCCESS;
50,901,887✔
566
}
567

568
static int32_t createMergeFuncPara(const SFunctionNode* pSrcFunc, const SFunctionNode* pPartialFunc,
101,383,375✔
569
                                   SNodeList** pParameterList) {
570
  SNode*  pRes = NULL;
101,383,375✔
571
  int32_t code = createColumnByFunc(pPartialFunc, (SColumnNode**)&pRes);
101,383,375✔
572
  if (TSDB_CODE_SUCCESS != code) {
101,392,026✔
573
    return code;
×
574
  }
575
  if (NULL != funcMgtBuiltins[pSrcFunc->funcId].createMergeParaFuc) {
101,392,026✔
576
    return funcMgtBuiltins[pSrcFunc->funcId].createMergeParaFuc(pSrcFunc->pParameterList, pRes, pParameterList);
865,612✔
577
  } else {
578
    return nodesListMakeStrictAppend(pParameterList, pRes);
100,526,414✔
579
  }
580
}
581

582
static int32_t createMidFunction(const SFunctionNode* pSrcFunc, const SFunctionNode* pPartialFunc,
50,484,499✔
583
                                 SFunctionNode** pMidFunc) {
584
  SNodeList*     pParameterList = NULL;
50,484,499✔
585
  SFunctionNode* pFunc = NULL;
50,484,499✔
586

587
  int32_t code = createMergeFuncPara(pSrcFunc, pPartialFunc, &pParameterList);
50,484,499✔
588
  if (TSDB_CODE_SUCCESS == code) {
50,491,750✔
589
    if(funcMgtBuiltins[pSrcFunc->funcId].pMiddleFunc != NULL){
50,491,915✔
590
      code = createFunctionWithSrcFunc(funcMgtBuiltins[pSrcFunc->funcId].pMiddleFunc, pSrcFunc, pParameterList, &pFunc);
5,871,524✔
591
    }else{
592
      code = createFunctionWithSrcFunc(funcMgtBuiltins[pSrcFunc->funcId].pMergeFunc, pSrcFunc, pParameterList, &pFunc);
44,620,391✔
593
    }
594
  }
595
  if (TSDB_CODE_SUCCESS == code) {
50,491,711✔
596
    tstrncpy(pFunc->node.aliasName, pPartialFunc->node.aliasName, TSDB_COL_NAME_LEN);
50,490,539✔
597
  }
598

599
  if (TSDB_CODE_SUCCESS == code) {
50,491,711✔
600
    *pMidFunc = pFunc;
50,491,711✔
601
  } else {
602
    nodesDestroyList(pParameterList);
×
603
  }
604
  return code;
50,491,900✔
605
}
606

607
static int32_t createMergeFunction(const SFunctionNode* pSrcFunc, const SFunctionNode* pPartialFunc,
50,899,232✔
608
                                   SFunctionNode** pMergeFunc) {
609
  SNodeList*     pParameterList = NULL;
50,899,232✔
610
  SFunctionNode* pFunc = NULL;
50,899,232✔
611

612
  int32_t code = createMergeFuncPara(pSrcFunc, pPartialFunc, &pParameterList);
50,899,232✔
613
  if (TSDB_CODE_SUCCESS == code) {
50,902,432✔
614
    code = createFunctionWithSrcFunc(funcMgtBuiltins[pSrcFunc->funcId].pMergeFunc, pSrcFunc, pParameterList, &pFunc);
50,902,503✔
615
  }
616
  if (TSDB_CODE_SUCCESS == code) {
50,905,567✔
617
    pFunc->hasOriginalFunc = true;
50,902,597✔
618
    pFunc->originalFuncId = pSrcFunc->hasOriginalFunc ? pSrcFunc->originalFuncId : pSrcFunc->funcId;
50,902,597✔
619
    // overwrite function restype set by translate function
620
    if (fmIsSameInOutType(pSrcFunc->funcId)) {
50,902,597✔
621
      pFunc->node.resType = pSrcFunc->node.resType;
20,129,455✔
622
    }
623
    tstrncpy(pFunc->node.aliasName, pSrcFunc->node.aliasName, TSDB_COL_NAME_LEN);
50,897,646✔
624
  }
625

626
  if (TSDB_CODE_SUCCESS == code) {
50,900,573✔
627
    *pMergeFunc = pFunc;
50,900,573✔
628
  } else {
629
    nodesDestroyList(pParameterList);
×
630
  }
631
  return code;
50,900,825✔
632
}
633

634
int32_t fmGetDistMethod(const SFunctionNode* pFunc, SFunctionNode** pPartialFunc, SFunctionNode** pMidFunc,
50,894,471✔
635
                        SFunctionNode** pMergeFunc) {
636
  if (!fmIsDistExecFunc(pFunc->funcId)) {
50,894,471✔
637
    return TSDB_CODE_FAILED;
×
638
  }
639

640
  int32_t code = createPartialFunction(pFunc, pPartialFunc);
50,902,791✔
641
  if (TSDB_CODE_SUCCESS == code && pMidFunc) {
50,898,864✔
642
    code = createMidFunction(pFunc, *pPartialFunc, pMidFunc);
50,491,252✔
643
  }
644
  if (TSDB_CODE_SUCCESS == code) {
50,899,512✔
645
    code = createMergeFunction(pFunc, *pPartialFunc, pMergeFunc);
50,902,464✔
646
  }
647

648
  if (TSDB_CODE_SUCCESS != code) {
50,895,134✔
649
    nodesDestroyNode((SNode*)*pPartialFunc);
×
650
    if (pMidFunc) nodesDestroyNode((SNode*)*pMidFunc);
×
651
    nodesDestroyNode((SNode*)*pMergeFunc);
×
652
  }
653

654
  return code;
50,899,744✔
655
}
656

657
const char* fmGetFuncName(int32_t funcId) {
348,314✔
658
  if (fmIsUserDefinedFunc(funcId) || funcId < 0 || funcId >= funcMgtBuiltinsNum) {
348,314✔
659
    return "invalid function";
×
660
  }
661
  return funcMgtBuiltins[funcId].name;
348,314✔
662
}
663

664
/// @param [out] pStateFunc, not changed if error occured or no need to create state func
665
/// @retval 0 for succ, otherwise err occured
666
static int32_t fmCreateStateFunc(const SFunctionNode* pFunc, SFunctionNode** pStateFunc) {
6,644✔
667
  if (funcMgtBuiltins[pFunc->funcId].pStateFunc) {
6,644✔
668
    SNodeList* pParams = NULL;
6,644✔
669
    int32_t    code = nodesCloneList(pFunc->pParameterList, &pParams);
6,644✔
670
    if (!pParams) return code;
6,644✔
671
    code = createFunction(funcMgtBuiltins[pFunc->funcId].pStateFunc, pParams, pStateFunc);
6,644✔
672
    if (TSDB_CODE_SUCCESS != code) {
6,644✔
673
      nodesDestroyList(pParams);
×
674
      return code;
×
675
    }
676
    tstrncpy((*pStateFunc)->node.aliasName, pFunc->node.aliasName, TSDB_COL_NAME_LEN);
6,644✔
677
    tstrncpy((*pStateFunc)->node.userAlias, pFunc->node.userAlias, TSDB_COL_NAME_LEN);
6,644✔
678
  }
679
  return TSDB_CODE_SUCCESS;
6,644✔
680
}
681

682
bool fmIsTSMASupportedFunc(func_id_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_TSMA_FUNC); }
1,097,965✔
683

684
bool fmIsRsmaSupportedFunc(func_id_t funcId) { return isSpecificClassifyFunc(funcId, FUNC_MGT_RSMA_FUNC); }
139,586✔
685

686
int32_t fmCreateStateFuncs(SNodeList* pFuncs) {
2,937✔
687
  int32_t code;
688
  SNode*  pNode;
689
  char    buf[128] = {0};
2,937✔
690
  FOREACH(pNode, pFuncs) {
9,581✔
691
    SFunctionNode* pFunc = (SFunctionNode*)pNode;
6,644✔
692
    code = fmGetFuncInfo(pFunc, buf, 128);
6,644✔
693
    if (code) break;
6,644✔
694
    if (fmIsTSMASupportedFunc(pFunc->funcId)) {
6,644✔
695
      SFunctionNode* pNewFunc = NULL;
6,644✔
696
      code = fmCreateStateFunc(pFunc, &pNewFunc);
6,644✔
697
      if (code) {
6,644✔
698
        // error
699
        break;
×
700
      } else if (!pNewFunc) {
6,644✔
701
        // no need state func
702
        continue;
×
703
      } else {
704
        REPLACE_NODE(pNewFunc);
6,644✔
705
        nodesDestroyNode(pNode);
6,644✔
706
      }
707
    }
708
  }
709
  return code;
2,937✔
710
}
711

712
static int32_t fmCreateStateMergeFunc(SFunctionNode* pFunc, SFunctionNode** pStateMergeFunc) {
1,452✔
713
  if (funcMgtBuiltins[pFunc->funcId].pMergeFunc) {
1,452✔
714
    SNodeList* pParams = NULL;
1,188✔
715
    int32_t    code = nodesCloneList(pFunc->pParameterList, &pParams);
1,188✔
716
    if (!pParams) return code;
1,188✔
717
    code = createFunctionWithSrcFunc(funcMgtBuiltins[pFunc->funcId].pMergeFunc, pFunc, pParams, pStateMergeFunc);
1,188✔
718
    if (TSDB_CODE_SUCCESS != code) {
1,188✔
719
      nodesDestroyList(pParams);
×
720
      return code;
×
721
    }
722
    tstrncpy((*pStateMergeFunc)->node.aliasName, pFunc->node.aliasName, TSDB_COL_NAME_LEN);
1,188✔
723
    tstrncpy((*pStateMergeFunc)->node.userAlias, pFunc->node.userAlias, TSDB_COL_NAME_LEN);
1,188✔
724
  }
725
  return TSDB_CODE_SUCCESS;
1,452✔
726
}
727

728
int32_t fmCreateStateMergeFuncs(SNodeList* pFuncs) {
660✔
729
  int32_t code;
730
  SNode*  pNode;
731
  char    buf[128] = {0};
660✔
732
  FOREACH(pNode, pFuncs) {
2,112✔
733
    SFunctionNode* pFunc = (SFunctionNode*)pNode;
1,452✔
734
    if (fmIsTSMASupportedFunc(pFunc->funcId)) {
1,452✔
735
      SFunctionNode* pNewFunc = NULL;
1,452✔
736
      code = fmCreateStateMergeFunc(pFunc, &pNewFunc);
1,452✔
737
      if (code) {
1,452✔
738
        // error
739
        break;
×
740
      } else if (!pNewFunc) {
1,452✔
741
        // no state merge func
742
        continue;
264✔
743
      } else {
744
        REPLACE_NODE(pNewFunc);
1,188✔
745
        nodesDestroyNode(pNode);
1,188✔
746
      }
747
    }
748
  }
749
  return code;
660✔
750
}
751

752
int32_t fmGetFuncId(const char* name) {
8,083,777✔
753
  if (NULL != gFunMgtService.pFuncNameHashTable) {
8,083,777✔
754
    void* pVal = taosHashGet(gFunMgtService.pFuncNameHashTable, name, strlen(name));
8,083,777✔
755
    if (NULL != pVal) {
8,083,777✔
756
      return *(int32_t*)pVal;
8,083,777✔
757
    }
758
    return -1;
×
759
  }
760
  for (int32_t i = 0; i < funcMgtBuiltinsNum; ++i) {
×
761
    if (0 == strcmp(funcMgtBuiltins[i].name, name)) {
×
762
      return i;
×
763
    }
764
  }
765
  return -1;
×
766
}
767

768
int32_t fmGetTwstartFuncId() {
1,736,034✔
769
  static int32_t twstartFuncId = -2;
770
  if (twstartFuncId < 0) {
1,736,034✔
771
    twstartFuncId = fmGetFuncId("_twstart");
1,546,142✔
772
  }
773
  return twstartFuncId;
1,736,034✔
774
}
775

776
int32_t fmGetTwendFuncId() {
1,579,179✔
777
  static int32_t twendFuncId = -2;
778
  if (twendFuncId < 0) {
1,579,179✔
779
    twendFuncId = fmGetFuncId("_twend");
1,546,142✔
780
  }
781
  return twendFuncId;
1,579,179✔
782
}
783

784
int32_t fmGetTwdurationFuncId() {
1,546,568✔
785
  static int32_t twdurationFuncId = -2;
786
  if (twdurationFuncId < 0) {
1,546,568✔
787
    twdurationFuncId = fmGetFuncId("_twduration");
1,546,142✔
788
  }
789
  return twdurationFuncId;
1,546,568✔
790
}
791

792
int32_t fmGetExternalWindowColumnFuncId() {
1,591,457✔
793
  static int32_t externalWindowColumnFuncId = -2;
794
  if (externalWindowColumnFuncId < 0) {
1,591,457✔
795
    externalWindowColumnFuncId = fmGetFuncId("_external_window_column");
1,546,142✔
796
  }
797
  return externalWindowColumnFuncId;
1,591,457✔
798
}
799

800
bool fmIsMyStateFunc(int32_t funcId, int32_t stateFuncId) {
1,866,612✔
801
  const SBuiltinFuncDefinition* pFunc = &funcMgtBuiltins[funcId];
1,866,612✔
802
  const SBuiltinFuncDefinition* pStateFunc = &funcMgtBuiltins[stateFuncId];
1,866,612✔
803
  if (!pFunc->pStateFunc) {
1,866,612✔
804
    return false;
×
805
  }
806
  if (strcmp(pFunc->pStateFunc, pStateFunc->name) == 0) return true;
1,866,612✔
807
  int32_t stateMergeFuncId = fmGetFuncId(pFunc->pStateFunc);
690,228✔
808
  if (stateMergeFuncId == -1) {
690,228✔
809
    return false;
×
810
  }
811
  const SBuiltinFuncDefinition* pStateMergeFunc = &funcMgtBuiltins[stateMergeFuncId];
690,228✔
812
  return strcmp(pStateFunc->name, pStateMergeFunc->pMergeFunc) == 0;
690,228✔
813
}
814

815
bool fmIsCountLikeFunc(int32_t funcId) {
634,668,625✔
816
  return isSpecificClassifyFunc(funcId, FUNC_MGT_COUNT_LIKE_FUNC);
634,668,625✔
817
}
818

819
bool fmIsRowTsOriginFunc(int32_t funcId) {
5,459,120✔
820
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
5,459,120✔
UNCOV
821
    return false;
×
822
  }
823
  return FUNCTION_TYPE_IROWTS_ORIGIN == funcMgtBuiltins[funcId].type;
5,459,563✔
824
}
825

826
bool fmIsGroupIdFunc(int32_t funcId) {
2,403,528✔
827
  if (funcId < 0 || funcId >= funcMgtBuiltinsNum) {
2,403,528✔
828
    return false;
×
829
  }
830
  return FUNCTION_TYPE_GROUP_ID == funcMgtBuiltins[funcId].type;
2,403,528✔
831
}
832

833
const void* fmGetExternalWindowColumnFuncVal(const SStreamRuntimeFuncInfo* pStreamRuntimeFuncInfo, int32_t index) {
10,664,452✔
834
  SSTriggerCalcParam *pParams = taosArrayGet(pStreamRuntimeFuncInfo->pStreamPesudoFuncVals, pStreamRuntimeFuncInfo->curIdx);
10,664,452✔
835
  if (pParams == NULL || pParams->pExternalWindowData == NULL || index < 0) {
10,675,765✔
836
    return NULL;
×
837
  }
838
  return taosArrayGet(pParams->pExternalWindowData, index);
10,677,022✔
839
}
840

841
const void* fmGetStreamPesudoFuncVal(int32_t funcId, const SStreamRuntimeFuncInfo* pStreamRuntimeFuncInfo) {
393,432,731✔
842
  switch (funcMgtBuiltins[funcId].type) {
393,432,731✔
843
    case FUNCTION_TYPE_TGRPID:
144,408✔
844
      return &pStreamRuntimeFuncInfo->groupId;
144,408✔
845
    case FUNCTION_TYPE_PLACEHOLDER_COLUMN:
885,339✔
846
      return pStreamRuntimeFuncInfo->pStreamPartColVals;
885,339✔
847
    case FUNCTION_TYPE_PLACEHOLDER_TBNAME:
1,981,857✔
848
      return pStreamRuntimeFuncInfo->pStreamPartColVals;
1,981,857✔
849
    default:
390,484,069✔
850
      break;
390,484,069✔
851
  }
852

853
  SSTriggerCalcParam *pParams = taosArrayGet(pStreamRuntimeFuncInfo->pStreamPesudoFuncVals, pStreamRuntimeFuncInfo->curIdx);
390,484,069✔
854
  switch (funcMgtBuiltins[funcId].type) {
390,536,936✔
855
    case FUNCTION_TYPE_TPREV_TS:
×
856
      return &pParams->prevTs;
×
857
    case FUNCTION_TYPE_TCURRENT_TS:
2,069,605✔
858
      return &pParams->currentTs;
2,069,605✔
859
    case FUNCTION_TYPE_TNEXT_TS:
×
860
      return &pParams->nextTs;
×
861
    case FUNCTION_TYPE_TWSTART:
337,791,937✔
862
      return &pParams->wstart;
337,791,937✔
863
    case FUNCTION_TYPE_TWEND:
17,170,244✔
864
      return &pParams->wend;
17,170,244✔
865
    case FUNCTION_TYPE_TWDURATION:
975,143✔
866
      return &pParams->wduration;
975,143✔
867
    case FUNCTION_TYPE_TWROWNUM:
31,422,395✔
868
      return &pParams->wrownum;
31,422,395✔
869
    case FUNCTION_TYPE_TPREV_LOCALTIME:
165,650✔
870
      return &pParams->prevLocalTime;
165,650✔
871
    case FUNCTION_TYPE_TLOCALTIME:
613,155✔
872
      return &pParams->triggerTime;
613,155✔
873
    case FUNCTION_TYPE_TNEXT_LOCALTIME:
307,776✔
874
      return &pParams->nextLocalTime;
307,776✔
875
    case FUNCTION_TYPE_TGRPID:
×
876
      return &pStreamRuntimeFuncInfo->groupId;
×
877
    case FUNCTION_TYPE_PLACEHOLDER_COLUMN:
×
878
      return pStreamRuntimeFuncInfo->pStreamPartColVals;
×
879
    case FUNCTION_TYPE_PLACEHOLDER_TBNAME:
×
880
      return pStreamRuntimeFuncInfo->pStreamPartColVals;
×
881
    case FUNCTION_TYPE_TIDLESTART:
6,021✔
882
      return &pParams->idlestart;
6,021✔
883
    case FUNCTION_TYPE_TIDLEEND:
6,021✔
884
      return &pParams->idleend;
6,021✔
885
    default:
×
886
      break;
×
887
  }
888
  return NULL;
×
889
}
890

891
bool fmIsStreamPesudoColVal(int32_t funcId) {
502,973✔
892
  return funcMgtBuiltins[funcId].type == FUNCTION_TYPE_PLACEHOLDER_COLUMN
502,973✔
893
         || funcMgtBuiltins[funcId].type == FUNCTION_TYPE_PLACEHOLDER_TBNAME;
502,973✔
894
}
895

896
int32_t fmGetStreamPesudoFuncEnv(int32_t funcId, SNodeList* pParamNodes, SFuncExecEnv *pEnv) {
7,961,761✔
897
  if (NULL == pParamNodes || pParamNodes->length < 1) {
7,961,761✔
898
    uError("invalid stream pesudo func param list %p", pParamNodes);
885✔
899
    return TSDB_CODE_INTERNAL_ERROR;
×
900
  }
901

902
  int32_t firstParamType = nodeType(nodesListGetNode(pParamNodes, 0));
7,961,116✔
903
  if (QUERY_NODE_VALUE != firstParamType) {
7,962,412✔
904
    uError("invalid stream pesudo func first param type %d", firstParamType);
×
905
    return TSDB_CODE_INTERNAL_ERROR;
×
906
  }
907

908
  SValueNode* pResDesc = (SValueNode*)nodesListGetNode(pParamNodes, 0);
7,962,412✔
909
  pEnv->calcMemSize = pResDesc->node.resType.bytes;
7,962,892✔
910

911
  return TSDB_CODE_SUCCESS;
7,962,892✔
912
}
913

914

915
int32_t fmSetStreamPseudoFuncParamVal(int32_t funcId, SNodeList* pParamNodes, const SStreamRuntimeFuncInfo* pStreamRuntimeInfo) {
404,107,200✔
916
  if (!pStreamRuntimeInfo) {
404,107,200✔
917
    uError("internal error, should have pVals for stream pseudo funcs");
×
918
    return TSDB_CODE_INTERNAL_ERROR;
×
919
  }
920
  int32_t code = 0;
404,107,200✔
921
  SArray *pVals1 = NULL;
404,107,200✔
922
  SNode* pFirstParam = nodesListGetNode(pParamNodes, 0);
404,107,200✔
923
  if (nodeType(pFirstParam) != QUERY_NODE_VALUE) {
404,155,710✔
924
    uError("invalid param node type: %d for func: %d", nodeType(pFirstParam), funcId);
×
925
    return TSDB_CODE_INTERNAL_ERROR;
×
926
  }
927

928
  int32_t t = funcMgtBuiltins[funcId].type;
404,121,474✔
929
  uDebug("set stream pseudo func param val, functype: %d, pStreamRuntimeInfo: %p", t, pStreamRuntimeInfo);
404,157,604✔
930
  if (FUNCTION_TYPE_TGRPID == t) {
404,101,024✔
931
    SValue v = {0};
144,408✔
932
    v.type = TSDB_DATA_TYPE_BIGINT;
144,408✔
933
    v.val = *(int64_t*)fmGetStreamPesudoFuncVal(funcId, pStreamRuntimeInfo);
144,408✔
934
    
935
    code = nodesSetValueNodeValue((SValueNode*)pFirstParam, VALUE_GET_DATUM(&v, pFirstParam->type));
144,408✔
936
    if (code != 0) {
144,408✔
937
      uError("failed to set value node value: %s", tstrerror(code));
×
938
      return code;
×
939
    }
940
  } else if (FUNCTION_TYPE_PLACEHOLDER_COLUMN == t) {
403,956,616✔
941
    SNode* pSecondParam = nodesListGetNode(pParamNodes, 1);
885,586✔
942
    if (nodeType(pSecondParam) != QUERY_NODE_VALUE) {
885,586✔
943
      uError("invalid param node type: %d for func: %d", nodeType(pSecondParam), funcId);
×
944
      return TSDB_CODE_INTERNAL_ERROR;
×
945
    }
946
    SArray* pVal = (SArray*)fmGetStreamPesudoFuncVal(funcId, pStreamRuntimeInfo);
885,586✔
947
    int32_t idx = ((SValueNode*)pSecondParam)->datum.i;
885,339✔
948
    if (idx - 1 < 0 || idx - 1 >= taosArrayGetSize(pVal)) {
885,586✔
949
      uError("invalid idx: %d for func: %d, should be in [1, %d]", idx, funcId, (int32_t)taosArrayGetSize(pVal));
208✔
950
      return TSDB_CODE_INTERNAL_ERROR;
×
951
    }
952
    SStreamGroupValue* pValue = taosArrayGet(pVal, idx - 1);
885,378✔
953
    if (pValue == NULL) {
885,586✔
954
      uError("invalid idx: %d for func: %d, should be in [1, %d]", idx, funcId, (int32_t)taosArrayGetSize(pVal));
×
955
      return TSDB_CODE_INTERNAL_ERROR;
×
956
    }
957
    if (!pValue->isNull){
885,586✔
958
      if (pValue->data.type != ((SValueNode*)pFirstParam)->node.resType.type){
878,866✔
959
        uError("invalid value type: %d for func: %d, should be: %d", pValue->data.type, funcId, ((SValueNode*)pFirstParam)->node.resType.type);
×
960
        return TSDB_CODE_INTERNAL_ERROR;
×
961
      }
962
      if (IS_VAR_DATA_TYPE(((SValueNode*)pFirstParam)->node.resType.type)) {
878,411✔
963
        char* tmp = taosMemoryCalloc(1, pValue->data.nData + VARSTR_HEADER_SIZE); 
613,169✔
964
        if (tmp == NULL) {
613,130✔
965
          return TSDB_CODE_OUT_OF_MEMORY;
×
966
        }
967
        taosMemoryFree(((SValueNode*)pFirstParam)->datum.p);
613,130✔
968
        ((SValueNode*)pFirstParam)->datum.p = tmp;
613,377✔
969
        memcpy(varDataVal(((SValueNode*)pFirstParam)->datum.p), pValue->data.pData, pValue->data.nData);
613,377✔
970
        varDataLen(((SValueNode*)pFirstParam)->datum.p) = pValue->data.nData;
613,130✔
971
      } else {
972
        code = nodesSetValueNodeValue((SValueNode*)pFirstParam, VALUE_GET_DATUM(&pValue->data, pValue->data.type));
265,489✔
973
      }
974
    }
975
    ((SValueNode*)pFirstParam)->isNull = pValue->isNull;
885,131✔
976
  } else if (FUNCTION_TYPE_PLACEHOLDER_TBNAME == t) {
403,071,030✔
977
    SArray* pVal = (SArray*)fmGetStreamPesudoFuncVal(funcId, pStreamRuntimeInfo);
1,921,527✔
978
    for (int32_t i = 0; i < taosArrayGetSize(pVal); ++i) {
2,303,368✔
979
      SStreamGroupValue* pValue = taosArrayGet(pVal, i);
2,303,368✔
980
      if (pValue != NULL && pValue->isTbname) {
2,303,092✔
981
        taosMemoryFreeClear(((SValueNode*)pFirstParam)->datum.p);
1,923,501✔
982
        ((SValueNode*)pFirstParam)->datum.p = taosMemoryCalloc(pValue->data.nData + VARSTR_HEADER_SIZE, 1);
1,922,928✔
983
        if (NULL == ((SValueNode*)pFirstParam)->datum.p ) {
1,923,225✔
984
          return terrno;
×
985
        }
986

987
        (void)memcpy(varDataVal(((SValueNode*)pFirstParam)->datum.p), pValue->data.pData, pValue->data.nData);
1,923,221✔
988
        varDataLen(((SValueNode*)pFirstParam)->datum.p) = pValue->data.nData;
1,923,225✔
989
        break;
1,922,915✔
990
      }
991
    }
992
  } else if(FUNCTION_TYPE_EXTERNAL_WINDOW_COLUMN == t) {
401,149,503✔
993
    if (NULL == pParamNodes || LIST_LENGTH(pParamNodes) < 2) {
10,674,089✔
994
      uError("invalid stream external window column param list %p, len: %d", pParamNodes,
838✔
995
             pParamNodes ? LIST_LENGTH(pParamNodes) : 0);
996
      return TSDB_CODE_INTERNAL_ERROR;
×
997
    }
998

999
    SNode* pParamNode = nodesListGetNode(pParamNodes, 1);
10,673,251✔
1000
    if (NULL == pParamNode || QUERY_NODE_VALUE != nodeType(pParamNode)) {
10,672,413✔
1001
      uError("invalid stream external window column param node %p type %d for func: %d", pParamNode,
3,352✔
1002
             pParamNode ? nodeType(pParamNode) : -1, funcId);
1003
      return TSDB_CODE_INTERNAL_ERROR;
×
1004
    }
1005

1006
    const SStreamGroupValue* pVal =
1007
        fmGetExternalWindowColumnFuncVal(pStreamRuntimeInfo, ((SValueNode*)pParamNode)->placeholderNo);
10,669,061✔
1008
    if (!pVal) {
10,676,603✔
1009
      uError("failed to set stream pseudo func param val, NULL val for funcId: %d", funcId);
×
1010
      return TSDB_CODE_INTERNAL_ERROR;
×
1011
    }
1012
    if (pVal->isNull) {
10,676,603✔
1013
      ((SValueNode*)pFirstParam)->isNull = true;
838✔
1014
    } else {
1015
      ((SValueNode*)pFirstParam)->isNull = false;
10,675,765✔
1016
      if (IS_VAR_DATA_TYPE(pVal->data.type)) {
10,675,765✔
1017
        // pVal->data.pData already includes the VARSTR header from colDataGetData,
1018
        // so copy it directly as datum.p expects VARSTR format [header][raw data].
1019
        char* tmp = taosMemoryMalloc(pVal->data.nData);
9,222✔
1020
        if (tmp == NULL) {
9,222✔
1021
          return TSDB_CODE_OUT_OF_MEMORY;
×
1022
        }
1023
        taosMemoryFree(((SValueNode*)pFirstParam)->datum.p);
9,222✔
1024
        ((SValueNode*)pFirstParam)->datum.p = tmp;
9,222✔
1025
        memcpy(tmp, pVal->data.pData, pVal->data.nData);
9,222✔
1026
      } else {
1027
        code = nodesSetValueNodeValue((SValueNode*)pFirstParam, (void*)&pVal->data.val);
10,666,543✔
1028
      }
1029
    }
1030
    if (code != 0) {
10,674,508✔
1031
      uError("failed to set value node value: %s", tstrerror(code));
×
1032
      return code;
×
1033
    }
1034
  } else if (LIST_LENGTH(pParamNodes) == 1) {
780,998,355✔
1035
    // twstart, twend
1036
    const void* pVal = fmGetStreamPesudoFuncVal(funcId, pStreamRuntimeInfo);
390,521,896✔
1037
    if (!pVal) {
390,502,743✔
1038
      uError("failed to set stream pseudo func param val, NULL val for funcId: %d", funcId);
×
1039
      return TSDB_CODE_INTERNAL_ERROR;
×
1040
    }
1041
    code = nodesSetValueNodeValue((SValueNode*)pFirstParam, (void*)pVal);
390,502,743✔
1042
    if (code != 0) {
390,537,540✔
1043
      uError("failed to set value node value: %s", tstrerror(code));
14,599✔
1044
      return code;
×
1045
    }
1046
  } else {
1047
    uError("invalid placeholder function type: %d", t);
954✔
1048
    return TSDB_CODE_INTERNAL_ERROR;
×
1049
  }
1050
  
1051
  return code;
404,143,584✔
1052
}
1053

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