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taosdata / TDengine / #3809

01 Apr 2025 03:03AM UTC coverage: 34.048% (+0.02%) from 34.033%
#3809

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61.6
/source/libs/parser/src/parser.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 "parser.h"
17
#include "os.h"
18

19
#include "parInt.h"
20
#include "parToken.h"
21

22
bool qIsInsertValuesSql(const char* pStr, size_t length) {
249,891✔
23
  if (NULL == pStr) {
249,891✔
24
    return false;
1✔
25
  }
26

27
  const char* pSql = pStr;
249,890✔
28

29
  int32_t index = 0;
249,890✔
30
  SToken  t = tStrGetToken((char*)pStr, &index, false, NULL);
249,890✔
31
  if (TK_INSERT != t.type && TK_IMPORT != t.type) {
249,897!
32
    return false;
29,902✔
33
  }
34

35
  do {
36
    pStr += index;
682,909✔
37
    index = 0;
682,909✔
38
    t = tStrGetToken((char*)pStr, &index, false, NULL);
682,909✔
39
    if (TK_USING == t.type || TK_VALUES == t.type || TK_FILE == t.type) {
682,911✔
40
      return true;
219,967✔
41
    } else if (TK_SELECT == t.type) {
462,944✔
42
      return false;
15✔
43
    }
44
    if (0 == t.type || 0 == t.n) {
462,929✔
45
      break;
46
    }
47
  } while (pStr - pSql < length);
462,916✔
48
  return false;
15✔
49
}
50

51
bool qIsCreateTbFromFileSql(const char* pStr, size_t length) {
14,303✔
52
  if (NULL == pStr) {
14,303!
53
    return false;
×
54
  }
55

56
  const char* pSql = pStr;
14,303✔
57

58
  int32_t index = 0;
14,303✔
59
  SToken  t = tStrGetToken((char*)pStr, &index, false, NULL);
14,303✔
60
  if (TK_CREATE != t.type) {
14,305✔
61
    return false;
9,905✔
62
  }
63

64
  do {
65
    pStr += index;
102,363✔
66
    index = 0;
102,363✔
67
    t = tStrGetToken((char*)pStr, &index, false, NULL);
102,363✔
68
    if (TK_FILE == t.type) {
102,363!
69
      return true;
×
70
    }
71
    if (0 == t.type || 0 == t.n) {
102,363✔
72
      break;
73
    }
74
  } while (pStr - pSql < length);
97,964✔
75
  return false;
4,400✔
76
}
77

78
bool qParseDbName(const char* pStr, size_t length, char** pDbName) {
194✔
79
  (void)length;
80
  int32_t index = 0;
194✔
81
  SToken  t;
82

83
  if (NULL == pStr) {
194!
84
    *pDbName = NULL;
×
85
    return false;
×
86
  }
87

88
  t = tStrGetToken((char*)pStr, &index, false, NULL);
194✔
89
  if (TK_INSERT != t.type && TK_IMPORT != t.type) {
194!
90
    *pDbName = NULL;
10✔
91
    return false;
10✔
92
  }
93

94
  t = tStrGetToken((char*)pStr, &index, false, NULL);
184✔
95
  if (TK_INTO != t.type) {
184!
96
    *pDbName = NULL;
×
97
    return false;
×
98
  }
99

100
  t = tStrGetToken((char*)pStr, &index, false, NULL);
184✔
101
  if (t.n == 0 || t.z == NULL) {
184!
102
    *pDbName = NULL;
3✔
103
    return false;
3✔
104
  }
105
  char* dotPos = strnchr(t.z, '.', t.n, true);
181✔
106
  if (dotPos != NULL) {
181✔
107
    int dbNameLen = dotPos - t.z;
55✔
108
    *pDbName = taosMemoryMalloc(dbNameLen + 1);
55!
109
    if (*pDbName == NULL) {
55!
110
      return false;
×
111
    }
112
    strncpy(*pDbName, t.z, dbNameLen);
55✔
113
    (*pDbName)[dbNameLen] = '\0';
55✔
114
    return true;
55✔
115
  }
116
  return false;
126✔
117
}
118

119
static int32_t analyseSemantic(SParseContext* pCxt, SQuery* pQuery, SParseMetaCache* pMetaCache) {
14,984✔
120
  int32_t code = authenticate(pCxt, pQuery, pMetaCache);
14,984✔
121

122
  if (pCxt->parseOnly) {
14,979!
123
    return code;
×
124
  }
125

126
  if (TSDB_CODE_SUCCESS == code && pQuery->placeholderNum > 0) {
14,979✔
127
    TSWAP(pQuery->pPrepareRoot, pQuery->pRoot);
8✔
128
    return TSDB_CODE_SUCCESS;
8✔
129
  }
130

131
  if (TSDB_CODE_SUCCESS == code) {
14,971✔
132
    code = translate(pCxt, pQuery, pMetaCache);
14,967✔
133
  }
134
  if (TSDB_CODE_SUCCESS == code) {
14,969✔
135
    code = calculateConstant(pCxt, pQuery);
14,500✔
136
  }
137
  return code;
14,968✔
138
}
139

140
static int32_t parseSqlIntoAst(SParseContext* pCxt, SQuery** pQuery) {
713✔
141
  int32_t code = parse(pCxt, pQuery);
713✔
142
  if (TSDB_CODE_SUCCESS == code) {
713✔
143
    code = analyseSemantic(pCxt, *pQuery, NULL);
699✔
144
  }
145
  return code;
713✔
146
}
147

148
static int32_t parseSqlSyntax(SParseContext* pCxt, SQuery** pQuery, SParseMetaCache* pMetaCache) {
14,303✔
149
  int32_t code = parse(pCxt, pQuery);
14,303✔
150
  if (TSDB_CODE_SUCCESS == code) {
14,299✔
151
    code = collectMetaKey(pCxt, *pQuery, pMetaCache);
14,277✔
152
  }
153
  return code;
14,304✔
154
}
155

156
static int32_t setValueByBindParam(SValueNode* pVal, TAOS_MULTI_BIND* pParam, void *charsetCxt) {
8✔
157
  if (!pParam || IS_NULL_TYPE(pParam->buffer_type)) {
8!
158
    return TSDB_CODE_APP_ERROR;
×
159
  }
160
  if (IS_VAR_DATA_TYPE(pVal->node.resType.type)) {
8!
161
    taosMemoryFreeClear(pVal->datum.p);
×
162
  }
163

164
  if (pParam->is_null && 1 == *(pParam->is_null)) {
8!
165
    pVal->node.resType.type = TSDB_DATA_TYPE_NULL;
×
166
    pVal->node.resType.bytes = tDataTypes[TSDB_DATA_TYPE_NULL].bytes;
×
167
    return TSDB_CODE_SUCCESS;
×
168
  }
169

170
  int32_t inputSize = (NULL != pParam->length ? *(pParam->length) : tDataTypes[pParam->buffer_type].bytes);
8!
171
  pVal->node.resType.type = pParam->buffer_type;
8✔
172
  pVal->node.resType.bytes = inputSize;
8✔
173

174
  switch (pParam->buffer_type) {
8!
175
    case TSDB_DATA_TYPE_VARBINARY:
×
176
      pVal->datum.p = taosMemoryCalloc(1, pVal->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
×
177
      if (NULL == pVal->datum.p) {
×
178
        return terrno;
×
179
      }
180
      varDataSetLen(pVal->datum.p, pVal->node.resType.bytes);
×
181
      memcpy(varDataVal(pVal->datum.p), pParam->buffer, pVal->node.resType.bytes);
×
182
      pVal->node.resType.bytes += VARSTR_HEADER_SIZE;
×
183
      break;
×
184
    case TSDB_DATA_TYPE_VARCHAR:
1✔
185
    case TSDB_DATA_TYPE_GEOMETRY:
186
      pVal->datum.p = taosMemoryCalloc(1, pVal->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
1!
187
      if (NULL == pVal->datum.p) {
1!
188
        return terrno;
×
189
      }
190
      varDataSetLen(pVal->datum.p, pVal->node.resType.bytes);
1✔
191
      strncpy(varDataVal(pVal->datum.p), (const char*)pParam->buffer, pVal->node.resType.bytes);
1✔
192
      pVal->node.resType.bytes += VARSTR_HEADER_SIZE;
1✔
193
      break;
1✔
194
    case TSDB_DATA_TYPE_NCHAR: {
×
195
      pVal->node.resType.bytes *= TSDB_NCHAR_SIZE;
×
196
      pVal->datum.p = taosMemoryCalloc(1, pVal->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
×
197
      if (NULL == pVal->datum.p) {
×
198
        return terrno;
×
199
      }
200

201
      int32_t output = 0;
×
202
      if (!taosMbsToUcs4(pParam->buffer, inputSize, (TdUcs4*)varDataVal(pVal->datum.p), pVal->node.resType.bytes,
×
203
                         &output, charsetCxt)) {
204
        return terrno;
×
205
      }
206
      varDataSetLen(pVal->datum.p, output);
×
207
      pVal->node.resType.bytes = output + VARSTR_HEADER_SIZE;
×
208
      break;
×
209
    }
210
    default: {
7✔
211
      int32_t code = nodesSetValueNodeValue(pVal, pParam->buffer);
7✔
212
      if (code) {
7!
213
        return code;
×
214
      }
215
      break;
7✔
216
    }
217
  }
218
  pVal->translate = true;
8✔
219
  return TSDB_CODE_SUCCESS;
8✔
220
}
221

222
static EDealRes rewriteQueryExprAliasImpl(SNode* pNode, void* pContext) {
53✔
223
  if (nodesIsExprNode(pNode) && QUERY_NODE_COLUMN != nodeType(pNode)) {
53✔
224
    snprintf(((SExprNode*)pNode)->aliasName, TSDB_COL_NAME_LEN, "#%d", *(int32_t*)pContext);
26✔
225
    ++(*(int32_t*)pContext);
26✔
226
  }
227
  return DEAL_RES_CONTINUE;
53✔
228
}
229

230
static void rewriteQueryExprAlias(SNode* pRoot, int32_t* pNo) {
9✔
231
  switch (nodeType(pRoot)) {
9!
232
    case QUERY_NODE_SELECT_STMT:
9✔
233
      nodesWalkSelectStmt((SSelectStmt*)pRoot, SQL_CLAUSE_FROM, rewriteQueryExprAliasImpl, pNo);
9✔
234
      break;
9✔
235
    case QUERY_NODE_SET_OPERATOR: {
×
236
      SSetOperator* pSetOper = (SSetOperator*)pRoot;
×
237
      rewriteQueryExprAlias(pSetOper->pLeft, pNo);
×
238
      rewriteQueryExprAlias(pSetOper->pRight, pNo);
×
239
      break;
×
240
    }
241
    default:
×
242
      break;
×
243
  }
244
}
9✔
245

246
static void rewriteExprAlias(SNode* pRoot) {
9✔
247
  int32_t no = 1;
9✔
248
  rewriteQueryExprAlias(pRoot, &no);
9✔
249
}
9✔
250

251
int32_t qParseSql(SParseContext* pCxt, SQuery** pQuery) {
902✔
252
  int32_t code = TSDB_CODE_SUCCESS;
902✔
253
  if (qIsInsertValuesSql(pCxt->pSql, pCxt->sqlLen)) {
902✔
254
    code = parseInsertSql(pCxt, pQuery, NULL, NULL);
189✔
255
  } else {
256
    code = parseSqlIntoAst(pCxt, pQuery);
713✔
257
  }
258
  terrno = code;
902✔
259
  return code;
902✔
260
}
261

262
static int32_t parseQuerySyntax(SParseContext* pCxt, SQuery** pQuery, struct SCatalogReq* pCatalogReq) {
14,303✔
263
  SParseMetaCache metaCache = {0};
14,303✔
264
  int32_t         code = parseSqlSyntax(pCxt, pQuery, &metaCache);
14,303✔
265
  if (TSDB_CODE_SUCCESS == code) {
14,303✔
266
    code = buildCatalogReq(&metaCache, pCatalogReq);
14,281✔
267
  }
268
  destoryParseMetaCache(&metaCache, true);
14,305✔
269
  return code;
14,303✔
270
}
271

272
static int32_t parseCreateTbFromFileSyntax(SParseContext* pCxt, SQuery** pQuery, struct SCatalogReq* pCatalogReq) {
×
273
  if (NULL == *pQuery) return parseQuerySyntax(pCxt, pQuery, pCatalogReq);
×
274

275
  return continueCreateTbFromFile(pCxt, pQuery);
×
276
}
277

278
int32_t qParseSqlSyntax(SParseContext* pCxt, SQuery** pQuery, struct SCatalogReq* pCatalogReq) {
123,921✔
279
  int32_t code = nodesAcquireAllocator(pCxt->allocatorId);
123,921✔
280
  if (TSDB_CODE_SUCCESS == code) {
123,920!
281
    if (qIsInsertValuesSql(pCxt->pSql, pCxt->sqlLen)) {
123,921✔
282
      code = parseInsertSql(pCxt, pQuery, pCatalogReq, NULL);
109,629✔
283
    } else if (qIsCreateTbFromFileSql(pCxt->pSql, pCxt->sqlLen)) {
14,304!
284
      code = parseCreateTbFromFileSyntax(pCxt, pQuery, pCatalogReq);
×
285
    } else {
286
      code = parseQuerySyntax(pCxt, pQuery, pCatalogReq);
14,305✔
287
    }
288
  }
289
  (void)nodesReleaseAllocator(pCxt->allocatorId);
123,927✔
290
  terrno = code;
123,926✔
291
  return code;
123,926✔
292
}
293

294
int32_t qAnalyseSqlSemantic(SParseContext* pCxt, const struct SCatalogReq* pCatalogReq,
14,284✔
295
                            struct SMetaData* pMetaData, SQuery* pQuery) {
296
  SParseMetaCache metaCache = {0};
14,284✔
297
  int32_t         code = nodesAcquireAllocator(pCxt->allocatorId);
14,284✔
298
  if (TSDB_CODE_SUCCESS == code && pCatalogReq) {
14,284!
299
    code = putMetaDataToCache(pCatalogReq, pMetaData, &metaCache);
14,284✔
300
  }
301
  if (TSDB_CODE_SUCCESS == code) {
14,285!
302
    code = analyseSemantic(pCxt, pQuery, &metaCache);
14,285✔
303
  }
304
  (void)nodesReleaseAllocator(pCxt->allocatorId);
14,273✔
305
  destoryParseMetaCache(&metaCache, false);
14,282✔
306
  terrno = code;
14,284✔
307
  return code;
14,283✔
308
}
309

310
int32_t qContinueParseSql(SParseContext* pCxt, struct SCatalogReq* pCatalogReq, const struct SMetaData* pMetaData,
85✔
311
                          SQuery* pQuery) {
312
  return parseInsertSql(pCxt, &pQuery, pCatalogReq, pMetaData);
85✔
313
}
314

315
int32_t qContinueParsePostQuery(SParseContext* pCxt, SQuery* pQuery, SSDataBlock* pBlock) {
2✔
316
  int32_t code = TSDB_CODE_SUCCESS;
2✔
317
  switch (nodeType(pQuery->pRoot)) {
2!
318
    case QUERY_NODE_CREATE_STREAM_STMT: {
2✔
319
      code = translatePostCreateStream(pCxt, pQuery, pBlock);
2✔
320
      break;
2✔
321
    }
322
    case QUERY_NODE_CREATE_INDEX_STMT: {
×
323
      code = translatePostCreateSmaIndex(pCxt, pQuery, pBlock);
×
324
      break;
×
325
    }
326
    case QUERY_NODE_CREATE_TSMA_STMT: {
×
327
      code = translatePostCreateTSMA(pCxt, pQuery, pBlock);
×
328
      break;
×
329
    }
330
    default:
×
331
      break;
×
332
  }
333

334
  return code;
2✔
335
}
336

337
static void destoryTablesReq(void* p) {
45,405✔
338
  STablesReq* pRes = (STablesReq*)p;
45,405✔
339
  taosArrayDestroy(pRes->pTables);
45,405✔
340
}
45,405✔
341

342
void destoryCatalogReq(SCatalogReq* pCatalogReq) {
123,512✔
343
  if (NULL == pCatalogReq) {
123,512✔
344
    return;
12✔
345
  }
346
  taosArrayDestroy(pCatalogReq->pDbVgroup);
123,500✔
347
  taosArrayDestroy(pCatalogReq->pDbCfg);
123,499✔
348
  taosArrayDestroy(pCatalogReq->pDbInfo);
123,501✔
349
  if (pCatalogReq->cloned) {
123,500✔
350
    taosArrayDestroy(pCatalogReq->pTableMeta);
2✔
351
    taosArrayDestroy(pCatalogReq->pTableHash);
2✔
352
#ifdef TD_ENTERPRISE
353
    taosArrayDestroy(pCatalogReq->pView);
2✔
354
#endif
355
    taosArrayDestroy(pCatalogReq->pTableTSMAs);
2✔
356
    taosArrayDestroy(pCatalogReq->pTSMAs);
2✔
357
    taosArrayDestroy(pCatalogReq->pTableName);
2✔
358
  } else {
359
    taosArrayDestroyEx(pCatalogReq->pTableMeta, destoryTablesReq);
123,498✔
360
    taosArrayDestroyEx(pCatalogReq->pTableHash, destoryTablesReq);
123,500✔
361
#ifdef TD_ENTERPRISE
362
    taosArrayDestroyEx(pCatalogReq->pView, destoryTablesReq);
123,502✔
363
#endif
364
    taosArrayDestroyEx(pCatalogReq->pTableTSMAs, destoryTablesReq);
123,500✔
365
    taosArrayDestroyEx(pCatalogReq->pTSMAs, destoryTablesReq);
123,497✔
366
    taosArrayDestroyEx(pCatalogReq->pTableName, destoryTablesReq);
123,496✔
367
  }
368
  taosArrayDestroy(pCatalogReq->pUdf);
123,498✔
369
  taosArrayDestroy(pCatalogReq->pIndex);
123,499✔
370
  taosArrayDestroy(pCatalogReq->pUser);
123,496✔
371
  taosArrayDestroy(pCatalogReq->pTableIndex);
123,495✔
372
  taosArrayDestroy(pCatalogReq->pTableCfg);
123,493✔
373
  taosArrayDestroy(pCatalogReq->pTableTag);
123,495✔
374
  taosArrayDestroy(pCatalogReq->pVSubTable);
123,495✔
375
  taosArrayDestroy(pCatalogReq->pVStbRefDbs);
123,496✔
376
}
377

378
void tfreeSParseQueryRes(void* p) {
×
379
  if (NULL == p) {
×
380
    return;
×
381
  }
382

383
  SParseQueryRes* pRes = p;
×
384
  destoryCatalogReq(pRes->pCatalogReq);
×
385
  taosMemoryFree(pRes->pCatalogReq);
×
386
  catalogFreeMetaData(&pRes->meta);
×
387
}
388

389
void qDestroyParseContext(SParseContext* pCxt) {
123,516✔
390
  if (NULL == pCxt) {
123,516!
391
    return;
×
392
  }
393

394
  taosArrayDestroyEx(pCxt->pSubMetaList, tfreeSParseQueryRes);
123,516✔
395
  taosArrayDestroy(pCxt->pTableMetaPos);
123,517✔
396
  taosArrayDestroy(pCxt->pTableVgroupPos);
123,518✔
397
  taosMemoryFree(pCxt);
123,516!
398
}
399

400
void qDestroyQuery(SQuery* pQueryNode) { nodesDestroyNode((SNode*)pQueryNode); }
129,816✔
401

402
int32_t qExtractResultSchema(const SNode* pRoot, int32_t* numOfCols, SSchema** pSchema) {
15✔
403
  return extractResultSchema(pRoot, numOfCols, pSchema, NULL);
15✔
404
}
405

406
int32_t qSetSTableIdForRsma(SNode* pStmt, int64_t uid) {
×
407
  if (QUERY_NODE_SELECT_STMT == nodeType(pStmt)) {
×
408
    SNode* pTable = ((SSelectStmt*)pStmt)->pFromTable;
×
409
    if (QUERY_NODE_REAL_TABLE == nodeType(pTable)) {
×
410
      ((SRealTableNode*)pTable)->pMeta->uid = uid;
×
411
      ((SRealTableNode*)pTable)->pMeta->suid = uid;
×
412
      return TSDB_CODE_SUCCESS;
×
413
    }
414
  }
415
  return TSDB_CODE_FAILED;
×
416
}
417

418
int32_t qInitKeywordsTable() { return taosInitKeywordsTable(); }
629✔
419

420
void qCleanupKeywordsTable() { taosCleanupKeywordsTable(); }
401✔
421

422
int32_t qStmtBindParams(SQuery* pQuery, TAOS_MULTI_BIND* pParams, int32_t colIdx, void *charsetCxt) {
6✔
423
  int32_t code = TSDB_CODE_SUCCESS;
6✔
424

425
  if (colIdx < 0) {
6✔
426
    int32_t size = taosArrayGetSize(pQuery->pPlaceholderValues);
2✔
427
    for (int32_t i = 0; i < size; ++i) {
6✔
428
      code = setValueByBindParam((SValueNode*)taosArrayGetP(pQuery->pPlaceholderValues, i), pParams + i, charsetCxt);
4✔
429
      if (TSDB_CODE_SUCCESS != code) {
4!
430
        return code;
×
431
      }
432
    }
433
  } else {
434
    code = setValueByBindParam((SValueNode*)taosArrayGetP(pQuery->pPlaceholderValues, colIdx), pParams, charsetCxt);
4✔
435
  }
436

437
  if (TSDB_CODE_SUCCESS == code && (colIdx < 0 || colIdx + 1 == pQuery->placeholderNum)) {
6!
438
    nodesDestroyNode(pQuery->pRoot);
6✔
439
    pQuery->pRoot = NULL;
6✔
440
    code = nodesCloneNode(pQuery->pPrepareRoot, &pQuery->pRoot);
6✔
441
  }
442
  if (TSDB_CODE_SUCCESS == code) {
6!
443
    rewriteExprAlias(pQuery->pRoot);
6✔
444
  }
445
  return code;
6✔
446
}
447

448
static int32_t setValueByBindParam2(SValueNode* pVal, TAOS_STMT2_BIND* pParam, void* charsetCxt) {
5✔
449
  if (!pParam || IS_NULL_TYPE(pParam->buffer_type)) {
5!
450
    return TSDB_CODE_APP_ERROR;
×
451
  }
452
  if (IS_VAR_DATA_TYPE(pVal->node.resType.type)) {
5!
453
    taosMemoryFreeClear(pVal->datum.p);
×
454
  }
455

456
  if (pParam->is_null && 1 == *(pParam->is_null)) {
5!
457
    pVal->node.resType.type = TSDB_DATA_TYPE_NULL;
×
458
    pVal->node.resType.bytes = tDataTypes[TSDB_DATA_TYPE_NULL].bytes;
×
459
    return TSDB_CODE_SUCCESS;
×
460
  }
461

462
  int32_t inputSize = (NULL != pParam->length ? *(pParam->length) : tDataTypes[pParam->buffer_type].bytes);
5!
463
  pVal->node.resType.type = pParam->buffer_type;
5✔
464
  pVal->node.resType.bytes = inputSize;
5✔
465

466
  switch (pParam->buffer_type) {
5!
467
    case TSDB_DATA_TYPE_VARBINARY:
×
468
      pVal->datum.p = taosMemoryCalloc(1, pVal->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
×
469
      if (NULL == pVal->datum.p) {
×
470
        return terrno;
×
471
      }
472
      varDataSetLen(pVal->datum.p, pVal->node.resType.bytes);
×
473
      memcpy(varDataVal(pVal->datum.p), pParam->buffer, pVal->node.resType.bytes);
×
474
      pVal->node.resType.bytes += VARSTR_HEADER_SIZE;
×
475
      break;
×
476
    case TSDB_DATA_TYPE_VARCHAR:
×
477
    case TSDB_DATA_TYPE_GEOMETRY:
478
      pVal->datum.p = taosMemoryCalloc(1, pVal->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
×
479
      if (NULL == pVal->datum.p) {
×
480
        return terrno;
×
481
      }
482
      varDataSetLen(pVal->datum.p, pVal->node.resType.bytes);
×
483
      strncpy(varDataVal(pVal->datum.p), (const char*)pParam->buffer, pVal->node.resType.bytes);
×
484
      pVal->node.resType.bytes += VARSTR_HEADER_SIZE;
×
485
      break;
×
486
    case TSDB_DATA_TYPE_NCHAR: {
×
487
      pVal->node.resType.bytes *= TSDB_NCHAR_SIZE;
×
488
      pVal->datum.p = taosMemoryCalloc(1, pVal->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
×
489
      if (NULL == pVal->datum.p) {
×
490
        return terrno;
×
491
      }
492

493
      int32_t output = 0;
×
494
      if (!taosMbsToUcs4(pParam->buffer, inputSize, (TdUcs4*)varDataVal(pVal->datum.p), pVal->node.resType.bytes,
×
495
                         &output, charsetCxt)) {
496
        return terrno;
×
497
      }
498
      varDataSetLen(pVal->datum.p, output);
×
499
      pVal->node.resType.bytes = output + VARSTR_HEADER_SIZE;
×
500
      break;
×
501
    }
502
    default: {
5✔
503
      int32_t code = nodesSetValueNodeValue(pVal, pParam->buffer);
5✔
504
      if (code) {
5!
505
        return code;
×
506
      }
507
      break;
5✔
508
    }
509
  }
510
  pVal->translate = true;
5✔
511
  return TSDB_CODE_SUCCESS;
5✔
512
}
513

514
int32_t qStmtBindParams2(SQuery* pQuery, TAOS_STMT2_BIND* pParams, int32_t colIdx, void* charsetCxt) {
3✔
515
  int32_t code = TSDB_CODE_SUCCESS;
3✔
516

517
  if (colIdx < 0) {
3!
518
    int32_t size = taosArrayGetSize(pQuery->pPlaceholderValues);
3✔
519
    for (int32_t i = 0; i < size; ++i) {
8✔
520
      code = setValueByBindParam2((SValueNode*)taosArrayGetP(pQuery->pPlaceholderValues, i), pParams + i, charsetCxt);
5✔
521
      if (TSDB_CODE_SUCCESS != code) {
5!
522
        return code;
×
523
      }
524
    }
525
  } else {
526
    code = setValueByBindParam2((SValueNode*)taosArrayGetP(pQuery->pPlaceholderValues, colIdx), pParams, charsetCxt);
×
527
  }
528

529
  if (TSDB_CODE_SUCCESS == code && (colIdx < 0 || colIdx + 1 == pQuery->placeholderNum)) {
3!
530
    nodesDestroyNode(pQuery->pRoot);
3✔
531
    pQuery->pRoot = NULL;
3✔
532
    code = nodesCloneNode(pQuery->pPrepareRoot, &pQuery->pRoot);
3✔
533
  }
534
  if (TSDB_CODE_SUCCESS == code) {
3!
535
    rewriteExprAlias(pQuery->pRoot);
3✔
536
  }
537
  return code;
3✔
538
}
539

540
int32_t qStmtParseQuerySql(SParseContext* pCxt, SQuery* pQuery) {
9✔
541
  int32_t code = translate(pCxt, pQuery, NULL);
9✔
542
  if (TSDB_CODE_SUCCESS == code) {
9!
543
    code = calculateConstant(pCxt, pQuery);
9✔
544
  }
545
  return code;
9✔
546
}
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