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taosdata / TDengine / #4965

09 Feb 2026 01:16AM UTC coverage: 66.884% (-0.02%) from 66.908%
#4965

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docs: add support for recording STMT to CSV files (#34276)

* docs: add support for recording STMT to CSV files

* docs: update version for STMT recording feature in CSV files

205798 of 307696 relevant lines covered (66.88%)

126382200.96 hits per line

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89.27
/source/dnode/mnode/sdb/src/sdbHash.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
#define _DEFAULT_SOURCE
17
#include "sdb.h"
18

19
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow);
20

21
const char *sdbTableName(ESdbType type) {
394,010,704✔
22
  switch (type) {
394,010,704✔
23
    case SDB_TRANS:
61,309,703✔
24
      return "trans";
61,309,703✔
25
    case SDB_CLUSTER:
3,447,091✔
26
      return "cluster";
3,447,091✔
27
    case SDB_MNODE:
3,427,989✔
28
      return "mnode";
3,427,989✔
29
    case SDB_QNODE:
1,809,179✔
30
      return "qnode";
1,809,179✔
31
    case SDB_SNODE:
3,034,521✔
32
      return "snode";
3,034,521✔
33
    case SDB_DNODE:
6,395,929✔
34
      return "dnode";
6,395,929✔
35
    case SDB_USER:
11,434,944✔
36
      return "user";
11,434,944✔
37
    case SDB_AUTH:
118✔
38
      return "auth";
118✔
39
    case SDB_ACCT:
3,082,304✔
40
      return "acct";
3,082,304✔
41
    case SDB_STREAM_CK:
118✔
42
      return "stream_ck";
118✔
43
    case SDB_STREAM:
2,336,684✔
44
      return "stream";
2,336,684✔
45
    case SDB_OFFSET:
118✔
46
      return "offset";
118✔
47
    case SDB_SUBSCRIBE:
2,809,481✔
48
      return "subscribe";
2,809,481✔
49
    case SDB_CONSUMER:
3,736,775✔
50
      return "consumer";
3,736,775✔
51
    case SDB_TOPIC:
2,445,433✔
52
      return "topic";
2,445,433✔
53
    case SDB_VGROUP:
27,961,693✔
54
      return "vgroup";
27,961,693✔
55
    case SDB_SMA:
1,753,704✔
56
      return "sma";
1,753,704✔
57
    case SDB_STB:
43,140,337✔
58
      return "stb";
43,140,337✔
59
    case SDB_DB:
22,848,942✔
60
      return "db";
22,848,942✔
61
    case SDB_FUNC:
2,037,780✔
62
      return "func";
2,037,780✔
63
    case SDB_IDX:
10,687,826✔
64
      return "idx";
10,687,826✔
65
    case SDB_VIEW:
2,717,511✔
66
      return "view";
2,717,511✔
67
    case SDB_STREAM_SEQ:
118✔
68
      return "stream_seq";
118✔
69
    case SDB_COMPACT:
1,963,650✔
70
      return "compact";
1,963,650✔
71
    case SDB_COMPACT_DETAIL:
2,667,692✔
72
      return "compact_detail";
2,667,692✔
73
    case SDB_GRANT:
3,703,009✔
74
      return "grant";
3,703,009✔
75
    case SDB_ARBGROUP:
1,836,368✔
76
      return "arb_group";
1,836,368✔
77
    case SDB_ANODE:
1,753,704✔
78
      return "anode";
1,753,704✔
79
    case SDB_BNODE:
2,034,649✔
80
      return "bnode";
2,034,649✔
81
    case SDB_XNODE:
1,769,776✔
82
      return "xnode";
1,769,776✔
83
    case SDB_CFG:
120,175,745✔
84
      return "config";
120,175,745✔
85
    case SDB_MOUNT:
1,757,180✔
86
      return "mount";
1,757,180✔
87
    case SDB_MOUNT_LOG:
1,755,707✔
88
      return "mount_log";
1,755,707✔
89
    case SDB_SSMIGRATE:
1,753,704✔
90
      return "ssmigrate";
1,753,704✔
91
    case SDB_SCAN:
1,755,234✔
92
      return "scan";
1,755,234✔
93
    case SDB_SCAN_DETAIL:
1,755,999✔
94
      return "scan_detail";
1,755,999✔
95
    case SDB_RSMA:
1,895,076✔
96
      return "rsma";
1,895,076✔
97
    case SDB_RETENTION:
1,925,807✔
98
      return "retention";
1,925,807✔
99
    case SDB_RETENTION_DETAIL:
2,152,477✔
100
      return "retention_detail";
2,152,477✔
101
    case SDB_INSTANCE:
956,685✔
102
      return "instance";
956,685✔
103
    case SDB_ENCRYPT_ALGORITHMS:
8,308,822✔
104
      return "encrypt_algr";
8,308,822✔
105
    case SDB_TOKEN:
1,816,425✔
106
      return "token";
1,816,425✔
107
    case SDB_ROLE:
8,798,055✔
108
      return "role";
8,798,055✔
109
    default:
7,056,642✔
110
      return "undefine";
7,056,642✔
111
  }
112
}
113

114
const char *sdbStatusName(ESdbStatus status) {
157,732,639✔
115
  switch (status) {
157,732,639✔
116
    case SDB_STATUS_CREATING:
7,751,306✔
117
      return "creating";
7,751,306✔
118
    case SDB_STATUS_DROPPING:
2,365,216✔
119
      return "dropping";
2,365,216✔
120
    case SDB_STATUS_READY:
133,851,132✔
121
      return "ready";
133,851,132✔
122
    case SDB_STATUS_DROPPED:
13,673,752✔
123
      return "dropped";
13,673,752✔
124
    case SDB_STATUS_INIT:
91,233✔
125
      return "init";
91,233✔
126
    case SDB_STATUS_UPDATE:
×
127
      return "update";
×
128
    default:
×
129
      return "undefine";
×
130
  }
131
}
132

133
void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
2,147,483,647✔
134
#if 1
135
  EKeyType keyType = pSdb->keyTypes[pRow->type];
2,147,483,647✔
136

137
  if (keyType == SDB_KEY_BINARY) {
2,147,483,647✔
138
    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,
1,453,194,791✔
139
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
140
  } else if (keyType == SDB_KEY_INT32) {
2,147,483,647✔
141
    mTrace("%s:%d, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), *(int32_t *)pRow->pObj,
2,147,483,647✔
142
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
143
  } else if (keyType == SDB_KEY_INT64) {
115,594,667✔
144
    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),
115,594,667✔
145
           *(int64_t *)pRow->pObj, pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
146
  } else {
147
  }
148
#endif
149
}
2,147,483,647✔
150

151
static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
2,147,483,647✔
152
  if (type >= SDB_MAX || type < 0) {
2,147,483,647✔
153
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
154
    return NULL;
×
155
  }
156

157
  SHashObj *hash = pSdb->hashObjs[type];
2,147,483,647✔
158
  if (hash == NULL) {
2,147,483,647✔
159
    terrno = TSDB_CODE_APP_ERROR;
×
160
    return NULL;
×
161
  }
162

163
  return hash;
2,147,483,647✔
164
}
165

166
static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
1,093,165,324✔
167
  int32_t  keySize = 0;
1,093,165,324✔
168
  EKeyType keyType = pSdb->keyTypes[type];
1,093,165,324✔
169

170
  if (keyType == SDB_KEY_INT32) {
1,093,167,827✔
171
    keySize = sizeof(int32_t);
642,689,640✔
172
  } else if (keyType == SDB_KEY_BINARY) {
450,478,187✔
173
    keySize = strlen(pKey) + 1;
443,097,722✔
174
  } else {
175
    keySize = sizeof(int64_t);
7,380,465✔
176
  }
177

178
  return keySize;
1,093,167,827✔
179
}
180

181
static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
84,183,779✔
182
  int32_t type = pRow->type;
84,183,779✔
183
  sdbWriteLock(pSdb, type);
84,183,779✔
184

185
  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);
84,183,779✔
186
  if (pOldRow != NULL) {
84,183,779✔
187
    sdbUnLock(pSdb, type);
×
188
    sdbFreeRow(pSdb, pRow, false);
×
189
    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
×
190
    return terrno;
×
191
  }
192

193
  pRow->refCount = 0;
84,183,779✔
194
  pRow->status = pRaw->status;
84,183,779✔
195
  sdbPrintOper(pSdb, pRow, "insert");
84,183,779✔
196

197
  int32_t code = 0;
84,183,779✔
198
  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {
84,183,779✔
199
    sdbUnLock(pSdb, type);
×
200
    sdbFreeRow(pSdb, pRow, false);
×
201
    return code;
×
202
  }
203

204
  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];
84,183,779✔
205
  if (insertFp != NULL) {
84,183,779✔
206
    code = (*insertFp)(pSdb, pRow->pObj);
84,183,779✔
207
    if (code != 0) {
84,183,779✔
208
      if (taosHashRemove(hash, pRow->pObj, keySize) != 0) {
×
209
        mError("failed to remove row from hash");
×
210
      }
211
      sdbFreeRow(pSdb, pRow, false);
×
212
      sdbUnLock(pSdb, type);
×
213
      terrno = code;
×
214
      return terrno;
×
215
    }
216
  }
217

218
  sdbUnLock(pSdb, type);
84,183,779✔
219

220
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {
84,183,779✔
221
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));
25,610,021✔
222
  }
223
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {
84,183,779✔
224
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));
799,618✔
225
  }
226
  pSdb->tableVer[pRow->type]++;
84,183,779✔
227

228
  return 0;
84,183,779✔
229
}
230

231
static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
122,977,436✔
232
  int32_t type = pNewRow->type;
122,977,436✔
233
  sdbWriteLock(pSdb, type);
122,977,436✔
234

235
  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
122,977,436✔
236
  if (ppOldRow == NULL || *ppOldRow == NULL) {
122,977,436✔
237
    sdbUnLock(pSdb, type);
80,244,717✔
238
    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
80,244,717✔
239
  }
240

241
  SSdbRow *pOldRow = *ppOldRow;
42,732,719✔
242
  pOldRow->status = pRaw->status;
42,732,719✔
243
  sdbPrintOper(pSdb, pOldRow, "update");
42,732,719✔
244

245
  int32_t     code = 0;
42,732,719✔
246
  SdbUpdateFp updateFp = pSdb->updateFps[type];
42,732,719✔
247
  if (updateFp != NULL) {
42,732,719✔
248
    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);
42,732,719✔
249
  }
250
  sdbUnLock(pSdb, type);
42,732,719✔
251

252
  // sdbUnLock(pSdb, type);
253
  sdbFreeRow(pSdb, pNewRow, false);
42,732,719✔
254

255
  pSdb->tableVer[pOldRow->type]++;
42,732,719✔
256
  return code;
42,732,719✔
257
}
258

259
static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
23,564,862✔
260
  int32_t type = pRow->type;
23,564,862✔
261
  sdbWriteLock(pSdb, type);
23,564,862✔
262

263
  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);
23,564,862✔
264
  if (ppOldRow == NULL || *ppOldRow == NULL) {
23,564,862✔
265
    sdbUnLock(pSdb, type);
12,120✔
266
    sdbFreeRow(pSdb, pRow, false);
12,120✔
267
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
12,120✔
268
    return terrno;
12,120✔
269
  }
270
  SSdbRow *pOldRow = *ppOldRow;
23,552,742✔
271
  pOldRow->status = pRaw->status;
23,552,742✔
272

273
  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);
23,552,742✔
274
  sdbPrintOper(pSdb, pOldRow, "delete");
23,552,742✔
275

276
  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {
23,552,742✔
277
    sdbUnLock(pSdb, type);
×
278
    sdbFreeRow(pSdb, pRow, false);
×
279
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
280
    return terrno;
×
281
  }
282
  pSdb->tableVer[pOldRow->type]++;
23,552,742✔
283
  sdbUnLock(pSdb, type);
23,552,742✔
284

285
  sdbFreeRow(pSdb, pRow, false);
23,552,742✔
286

287
  sdbCheckRow(pSdb, pOldRow);
23,552,742✔
288
  return 0;
23,552,742✔
289
}
290

291
int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
150,481,360✔
292
  if (pRaw->type == SDB_CFG) {
150,481,360✔
293
    mTrace("sdb write cfg");
47,597,560✔
294
  }
295
  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);
150,481,360✔
296
  if (hash == NULL) return terrno;
150,481,360✔
297

298
  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];
150,481,360✔
299
  SSdbRow    *pRow = (*decodeFp)(pRaw);
150,481,360✔
300
  if (pRow == NULL) return terrno;
150,481,360✔
301

302
  pRow->type = pRaw->type;
150,481,360✔
303

304
  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);
150,481,360✔
305
  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;
150,481,360✔
306

307
  switch (pRaw->status) {
150,481,360✔
308
    case SDB_STATUS_CREATING:
3,939,062✔
309
      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
3,939,062✔
310
      break;
3,939,062✔
311
    case SDB_STATUS_READY:
122,977,436✔
312
    case SDB_STATUS_UPDATE:
313
    case SDB_STATUS_DROPPING:
314
      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
122,977,436✔
315
      break;
122,977,436✔
316
    case SDB_STATUS_DROPPED:
23,564,862✔
317
      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);
23,564,862✔
318
      break;
23,564,862✔
319
  }
320

321
  return code;
150,481,360✔
322
}
323

324
int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
18,780,290✔
325
  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);
18,780,290✔
326
  sdbFreeRaw(pRaw);
18,780,290✔
327
  return code;
18,780,290✔
328
}
329

330
void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
942,370,071✔
331
  terrno = 0;
942,370,071✔
332

333
  SHashObj *hash = sdbGetHash(pSdb, type);
942,370,728✔
334
  if (hash == NULL) return NULL;
942,370,744✔
335

336
  void   *pRet = NULL;
942,370,744✔
337
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
942,370,744✔
338

339
  sdbReadLock(pSdb, type);
942,368,278✔
340

341
  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);
942,375,619✔
342
  if (ppRow == NULL || *ppRow == NULL) {
942,373,592✔
343
    sdbUnLock(pSdb, type);
174,641,492✔
344
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
174,643,200✔
345
    return NULL;
174,643,200✔
346
  }
347

348
  SSdbRow *pRow = *ppRow;
767,732,129✔
349
  switch (pRow->status) {
767,730,605✔
350
    case SDB_STATUS_READY:
766,613,917✔
351
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
766,613,917✔
352
      pRet = pRow->pObj;
766,614,408✔
353
      sdbPrintOper(pSdb, pRow, "acquire");
766,615,834✔
354
      break;
766,611,656✔
355
    case SDB_STATUS_CREATING:
768,313✔
356
      terrno = TSDB_CODE_SDB_OBJ_CREATING;
768,313✔
357
      break;
768,313✔
358
    case SDB_STATUS_DROPPING:
348,694✔
359
      terrno = TSDB_CODE_SDB_OBJ_DROPPING;
348,694✔
360
      break;
348,694✔
361
    default:
×
362
      terrno = TSDB_CODE_APP_ERROR;
×
363
      break;
×
364
  }
365

366
  if (pRet == NULL) {
767,728,663✔
367
    if (!onlyReady) {
1,117,007✔
368
      terrno = 0;
×
369
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
×
370
      pRet = pRow->pObj;
×
371
      sdbPrintOper(pSdb, pRow, "acquire");
×
372
    }
373
  }
374

375
  sdbUnLock(pSdb, type);
767,728,663✔
376
  return pRet;
767,730,308✔
377
}
378

379
void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
941,863,598✔
380
void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
506,724✔
381
  return sdbAcquireAll(pSdb, type, pKey, false);
506,724✔
382
}
383

384
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
23,552,742✔
385
  int32_t type = pRow->type;
23,552,742✔
386
  sdbWriteLock(pSdb, type);
23,552,742✔
387

388
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
23,552,742✔
389
  sdbPrintOper(pSdb, pRow, "check");
23,552,742✔
390
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
23,552,742✔
391
    sdbFreeRow(pSdb, pRow, true);
4,391,673✔
392
  }
393

394
  sdbUnLock(pSdb, type);
23,552,742✔
395
}
23,552,742✔
396

397
void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {
1,660,888,127✔
398
  if (pObj == NULL) return;
1,660,888,127✔
399

400
  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));
1,642,692,879✔
401
  if (pRow->type >= SDB_MAX) return;
1,642,695,588✔
402

403
  int32_t type = pRow->type;
1,642,688,654✔
404
  if (lock) {
1,642,689,606✔
405
    sdbWriteLock(pSdb, type);
1,641,970,903✔
406
  }
407

408
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
1,642,704,099✔
409
  sdbPrintOper(pSdb, pRow, "release");
1,642,712,007✔
410
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
1,642,704,216✔
411
    sdbFreeRow(pSdb, pRow, true);
19,161,069✔
412
  }
413
  if (ref < 0) {
1,642,704,216✔
414
    mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));
7,822,165✔
415
  }
416

417
  if (lock) {
1,642,705,663✔
418
    sdbUnLock(pSdb, type);
1,641,982,535✔
419
  }
420
}
421

422
void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }
1,660,165,249✔
423

424
void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
976,077,447✔
425
  *ppObj = NULL;
976,077,447✔
426

427
  SHashObj *hash = sdbGetHash(pSdb, type);
976,077,910✔
428
  if (hash == NULL) return NULL;
976,070,665✔
429

430
  sdbReadLock(pSdb, type);
976,070,665✔
431

432
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
976,077,322✔
433
  while (ppRow != NULL) {
982,148,266✔
434
    SSdbRow *pRow = *ppRow;
691,652,706✔
435
    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
691,654,455✔
436
      ppRow = taosHashIterate(hash, ppRow);
6,069,738✔
437
      continue;
6,067,843✔
438
    }
439

440
    (void) atomic_add_fetch_32(&pRow->refCount, 1);
685,582,928✔
441

442
    sdbPrintOper(pSdb, pRow, "fetch");
685,585,992✔
443
    *ppObj = pRow->pObj;
685,579,065✔
444
    break;
685,581,480✔
445
  }
446
  sdbUnLock(pSdb, type);
976,077,040✔
447

448
  return ppRow;
976,084,665✔
449
}
450

451
void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {
262,128,998✔
452
  *ppObj = NULL;
262,128,998✔
453

454
  SHashObj *hash = sdbGetHash(pSdb, type);
262,128,998✔
455
  if (hash == NULL) return NULL;
262,128,998✔
456

457
  if (lock) {
262,128,998✔
458
    sdbReadLock(pSdb, type);
260,863,949✔
459
  }
460

461
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
262,128,998✔
462
  while (ppRow != NULL) {
262,128,998✔
463
    SSdbRow *pRow = *ppRow;
190,505,326✔
464
    if (pRow == NULL) {
190,505,326✔
465
      ppRow = taosHashIterate(hash, ppRow);
×
466
      continue;
×
467
    }
468

469
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
190,505,326✔
470
    sdbPrintOper(pSdb, pRow, "fetch");
190,505,326✔
471
    *ppObj = pRow->pObj;
190,505,326✔
472
    *status = pRow->status;
190,505,326✔
473
    break;
190,505,326✔
474
  }
475
  if (lock) {
262,128,998✔
476
    sdbUnLock(pSdb, type);
260,863,949✔
477
  }
478

479
  return ppRow;
262,128,998✔
480
}
481

482
void sdbCancelFetch(SSdb *pSdb, void *pIter) {
112,718,170✔
483
  if (pIter == NULL) return;
112,718,170✔
484
  SSdbRow *pRow = *(SSdbRow **)pIter;
98,741,450✔
485
  mTrace("cancel fetch row:%p", pRow);
98,741,450✔
486
  SHashObj *hash = sdbGetHash(pSdb, pRow->type);
98,741,450✔
487
  if (hash == NULL) return;
98,741,450✔
488

489
  int32_t type = pRow->type;
98,741,450✔
490
  sdbReadLock(pSdb, type);
98,741,450✔
491
  taosHashCancelIterate(hash, pIter);
98,741,450✔
492
  sdbUnLock(pSdb, type);
98,741,450✔
493
}
494

495
void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {
997✔
496
  if (pIter == NULL) return;
997✔
497
  if (type >= SDB_MAX || type < 0) return;
997✔
498
  SHashObj *hash = sdbGetHash(pSdb, type);
997✔
499
  if (hash == NULL) return;
997✔
500

501
  sdbReadLock(pSdb, type);
997✔
502
  taosHashCancelIterate(hash, pIter);
997✔
503
  sdbUnLock(pSdb, type);
997✔
504
}
505

506
void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {
9,266,503✔
507
  SHashObj *hash = sdbGetHash(pSdb, type);
9,266,503✔
508
  if (hash == NULL) return;
9,266,503✔
509

510
  sdbReadLock(pSdb, type);
9,266,503✔
511

512
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
9,266,503✔
513
  while (ppRow != NULL) {
37,048,681✔
514
    SSdbRow *pRow = *ppRow;
27,790,314✔
515
    if (pRow->status == SDB_STATUS_READY) {
27,790,314✔
516
      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);
27,096,226✔
517
      if (!isContinue) {
27,096,226✔
518
        taosHashCancelIterate(hash, ppRow);
8,136✔
519
        break;
8,136✔
520
      }
521
    }
522

523
    ppRow = taosHashIterate(hash, ppRow);
27,782,178✔
524
  }
525

526
  sdbUnLock(pSdb, type);
9,266,503✔
527
}
528

529
int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {
210,391,288✔
530
  SHashObj *hash = sdbGetHash(pSdb, type);
210,391,288✔
531
  if (hash == NULL) return 0;
210,389,635✔
532

533
  sdbReadLock(pSdb, type);
210,389,635✔
534
  int32_t size = taosHashGetSize(hash);
210,391,142✔
535
  sdbUnLock(pSdb, type);
210,390,046✔
536

537
  return size;
210,392,501✔
538
}
539

540
int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {
21,326,153✔
541
  SHashObj *hash = sdbGetHash(pSdb, type);
21,326,153✔
542
  if (hash == NULL) return -1;
21,326,153✔
543

544
  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;
21,326,153✔
545

546
  int32_t maxId = 0;
21,326,153✔
547
  sdbReadLock(pSdb, type);
21,326,153✔
548

549
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
21,326,153✔
550
  while (ppRow != NULL) {
35,319,429✔
551
    SSdbRow *pRow = *ppRow;
13,993,276✔
552
    int32_t  id = *(int32_t *)pRow->pObj;
13,993,276✔
553
    maxId = TMAX(id, maxId);
13,993,276✔
554
    ppRow = taosHashIterate(hash, ppRow);
13,993,276✔
555
  }
556

557
  sdbUnLock(pSdb, type);
21,326,153✔
558
  maxId = TMAX(maxId, pSdb->maxId[type]);
21,326,153✔
559
  return maxId + 1;
21,326,153✔
560
}
561

562
int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {
135,863,455✔
563
  if (type >= SDB_MAX || type < 0) {
135,863,455✔
564
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
565
    return -1;
×
566
  }
567

568
  return pSdb->tableVer[type];
135,863,455✔
569
}
570

571
bool countValid(SMnode *pMnode, void *pObj, void *p1, void *p2, void *p3) {
×
572
  int32_t *pInt = p1;
×
573
  (*pInt) += 1;
×
574
  return true;
×
575
}
576

577
int32_t sdbGetValidSize(SSdb *pSdb, ESdbType type) {
×
578
  int32_t num = 0;
×
579
  sdbTraverse(pSdb, type, countValid, &num, 0, 0);
×
580
  return num;
×
581
}
582

583

584
bool sdbCheckExists(SSdb *pSdb, ESdbType type, const void *pKey) {
315,062✔
585
  SHashObj *hash = sdbGetHash(pSdb, type);
315,062✔
586
  if (hash == NULL) return false;
315,062✔
587
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
315,062✔
588

589
  sdbReadLock(pSdb, type);
315,062✔
590
  void* p = taosHashGet(hash, pKey, keySize);
315,062✔
591
  sdbUnLock(pSdb, type);
315,062✔
592

593
  return (NULL != p);
315,062✔
594
}
595

596

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