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taosdata / TDengine / #4651

04 Aug 2025 01:33AM UTC coverage: 60.986% (-0.3%) from 61.262%
#4651

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docs(taosx): update Data-In tasks name to TDengine Subscription and TDengine Query (#32433)

Closes [TS-6956](https://jira.taosdata.com:18080/browse/TS-6956)

139941 of 291599 branches covered (47.99%)

Branch coverage included in aggregate %.

211138 of 284076 relevant lines covered (74.32%)

4897793.5 hits per line

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84.94
/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) {
1,552,179✔
22
  switch (type) {
1,552,179!
23
    case SDB_TRANS:
221,526✔
24
      return "trans";
221,526✔
25
    case SDB_CLUSTER:
20,667✔
26
      return "cluster";
20,667✔
27
    case SDB_MNODE:
22,623✔
28
      return "mnode";
22,623✔
29
    case SDB_QNODE:
14,474✔
30
      return "qnode";
14,474✔
31
    case SDB_SNODE:
15,828✔
32
      return "snode";
15,828✔
33
    case SDB_DNODE:
46,541✔
34
      return "dnode";
46,541✔
35
    case SDB_USER:
29,341✔
36
      return "user";
29,341✔
37
    case SDB_AUTH:
×
38
      return "auth";
×
39
    case SDB_ACCT:
20,057✔
40
      return "acct";
20,057✔
41
    case SDB_STREAM_CK:
×
42
      return "stream_ck";
×
43
    case SDB_STREAM:
11,885✔
44
      return "stream";
11,885✔
45
    case SDB_OFFSET:
×
46
      return "offset";
×
47
    case SDB_SUBSCRIBE:
14,216✔
48
      return "subscribe";
14,216✔
49
    case SDB_CONSUMER:
17,444✔
50
      return "consumer";
17,444✔
51
    case SDB_TOPIC:
13,239✔
52
      return "topic";
13,239✔
53
    case SDB_VGROUP:
112,730✔
54
      return "vgroup";
112,730✔
55
    case SDB_SMA:
10,985✔
56
      return "sma";
10,985✔
57
    case SDB_STB:
126,344✔
58
      return "stb";
126,344✔
59
    case SDB_DB:
64,088✔
60
      return "db";
64,088✔
61
    case SDB_FUNC:
11,334✔
62
      return "func";
11,334✔
63
    case SDB_IDX:
48,619✔
64
      return "idx";
48,619✔
65
    case SDB_VIEW:
14,813✔
66
      return "view";
14,813✔
67
    case SDB_STREAM_SEQ:
×
68
      return "stream_seq";
×
69
    case SDB_COMPACT:
11,318✔
70
      return "compact";
11,318✔
71
    case SDB_COMPACT_DETAIL:
12,119✔
72
      return "compact_detail";
12,119✔
73
    case SDB_GRANT:
23,897✔
74
      return "grant";
23,897✔
75
    case SDB_ARBGROUP:
11,208✔
76
      return "arb_group";
11,208✔
77
    case SDB_ANODE:
10,998✔
78
      return "anode";
10,998✔
79
    case SDB_BNODE:
12,061✔
80
      return "bnode";
12,061✔
81
    case SDB_CFG:
600,826✔
82
      return "config";
600,826✔
83
    case SDB_MOUNT:
11,011✔
84
      return "mount";
11,011✔
85
    default:
21,987✔
86
      return "undefine";
21,987✔
87
  }
88
}
89

90
const char *sdbStatusName(ESdbStatus status) {
641,882✔
91
  switch (status) {
641,882!
92
    case SDB_STATUS_CREATING:
32,323✔
93
      return "creating";
32,323✔
94
    case SDB_STATUS_DROPPING:
7,002✔
95
      return "dropping";
7,002✔
96
    case SDB_STATUS_READY:
557,643✔
97
      return "ready";
557,643✔
98
    case SDB_STATUS_DROPPED:
44,198✔
99
      return "dropped";
44,198✔
100
    case SDB_STATUS_INIT:
715✔
101
      return "init";
715✔
102
    case SDB_STATUS_UPDATE:
×
103
      return "update";
×
104
    default:
1✔
105
      return "undefine";
1✔
106
  }
107
}
108

109
void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {
10,466,948✔
110
#if 1
111
  EKeyType keyType = pSdb->keyTypes[pRow->type];
10,466,948✔
112

113
  if (keyType == SDB_KEY_BINARY) {
10,466,948✔
114
    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,
3,770,551✔
115
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
116
  } else if (keyType == SDB_KEY_INT32) {
6,696,397✔
117
    mTrace("%s:%d, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), *(int32_t *)pRow->pObj,
6,375,609✔
118
           pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
119
  } else if (keyType == SDB_KEY_INT64) {
320,788!
120
    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),
321,349✔
121
           *(int64_t *)pRow->pObj, pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
122
  } else {
123
  }
124
#endif
125
}
10,466,948✔
126

127
static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {
7,254,501✔
128
  if (type >= SDB_MAX || type < 0) {
7,254,501!
129
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
×
130
    return NULL;
1✔
131
  }
132

133
  SHashObj *hash = pSdb->hashObjs[type];
7,254,527✔
134
  if (hash == NULL) {
7,254,527✔
135
    terrno = TSDB_CODE_APP_ERROR;
1✔
136
    return NULL;
1✔
137
  }
138

139
  return hash;
7,254,526✔
140
}
141

142
static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {
3,071,498✔
143
  int32_t  keySize = 0;
3,071,498✔
144
  EKeyType keyType = pSdb->keyTypes[type];
3,071,498✔
145

146
  if (keyType == SDB_KEY_INT32) {
3,071,498✔
147
    keySize = sizeof(int32_t);
1,888,705✔
148
  } else if (keyType == SDB_KEY_BINARY) {
1,182,793✔
149
    keySize = strlen(pKey) + 1;
1,161,078✔
150
  } else {
151
    keySize = sizeof(int64_t);
21,715✔
152
  }
153

154
  return keySize;
3,071,498✔
155
}
156

157
static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
356,065✔
158
  int32_t type = pRow->type;
356,065✔
159
  sdbWriteLock(pSdb, type);
356,065✔
160

161
  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);
356,065✔
162
  if (pOldRow != NULL) {
356,065!
163
    sdbUnLock(pSdb, type);
×
164
    sdbFreeRow(pSdb, pRow, false);
×
165
    terrno = TSDB_CODE_SDB_OBJ_ALREADY_THERE;
×
166
    return terrno;
×
167
  }
168

169
  pRow->refCount = 0;
356,065✔
170
  pRow->status = pRaw->status;
356,065✔
171
  sdbPrintOper(pSdb, pRow, "insert");
356,065✔
172

173
  int32_t code = 0;
356,065✔
174
  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {
356,065!
175
    sdbUnLock(pSdb, type);
×
176
    sdbFreeRow(pSdb, pRow, false);
×
177
    return code;
×
178
  }
179

180
  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];
356,065✔
181
  if (insertFp != NULL) {
356,065!
182
    code = (*insertFp)(pSdb, pRow->pObj);
356,065✔
183
    if (code != 0) {
356,065!
184
      if (taosHashRemove(hash, pRow->pObj, keySize) != 0) {
×
185
        mError("failed to remove row from hash");
×
186
      }
187
      sdbFreeRow(pSdb, pRow, false);
×
188
      sdbUnLock(pSdb, type);
×
189
      terrno = code;
×
190
      return terrno;
×
191
    }
192
  }
193

194
  sdbUnLock(pSdb, type);
356,065✔
195

196
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {
356,065✔
197
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));
86,853✔
198
  }
199
  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {
356,065✔
200
    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));
3,337✔
201
  }
202
  pSdb->tableVer[pRow->type]++;
356,065✔
203

204
  return 0;
356,065✔
205
}
206

207
static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {
478,586✔
208
  int32_t type = pNewRow->type;
478,586✔
209
  sdbWriteLock(pSdb, type);
478,586✔
210

211
  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);
478,586✔
212
  if (ppOldRow == NULL || *ppOldRow == NULL) {
478,586!
213
    sdbUnLock(pSdb, type);
339,462✔
214
    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);
339,462✔
215
  }
216

217
  SSdbRow *pOldRow = *ppOldRow;
139,124✔
218
  pOldRow->status = pRaw->status;
139,124✔
219
  sdbPrintOper(pSdb, pOldRow, "update");
139,124✔
220

221
  int32_t     code = 0;
139,124✔
222
  SdbUpdateFp updateFp = pSdb->updateFps[type];
139,124✔
223
  if (updateFp != NULL) {
139,124!
224
    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);
139,124✔
225
  }
226
  sdbUnLock(pSdb, type);
139,124✔
227

228
  // sdbUnLock(pSdb, type);
229
  sdbFreeRow(pSdb, pNewRow, false);
139,124✔
230

231
  pSdb->tableVer[pOldRow->type]++;
139,124✔
232
  return code;
139,124✔
233
}
234

235
static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {
79,097✔
236
  int32_t type = pRow->type;
79,097✔
237
  sdbWriteLock(pSdb, type);
79,097✔
238

239
  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);
79,097✔
240
  if (ppOldRow == NULL || *ppOldRow == NULL) {
79,097!
241
    sdbUnLock(pSdb, type);
32✔
242
    sdbFreeRow(pSdb, pRow, false);
32✔
243
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
32✔
244
    return terrno;
32✔
245
  }
246
  SSdbRow *pOldRow = *ppOldRow;
79,065✔
247
  pOldRow->status = pRaw->status;
79,065✔
248

249
  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);
79,065✔
250
  sdbPrintOper(pSdb, pOldRow, "delete");
79,065✔
251

252
  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {
79,065!
253
    sdbUnLock(pSdb, type);
×
254
    sdbFreeRow(pSdb, pRow, false);
×
255
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
×
256
    return terrno;
×
257
  }
258
  pSdb->tableVer[pOldRow->type]++;
79,065✔
259
  sdbUnLock(pSdb, type);
79,065✔
260

261
  sdbFreeRow(pSdb, pRow, false);
79,065✔
262

263
  sdbCheckRow(pSdb, pOldRow);
79,065✔
264
  return 0;
79,065✔
265
}
266

267
int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {
574,288✔
268
  if (pRaw->type == SDB_CFG) {
574,288✔
269
    mTrace("sdb write cfg");
226,472✔
270
  }
271
  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);
574,288✔
272
  if (hash == NULL) return terrno;
574,288✔
273

274
  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];
574,286✔
275
  SSdbRow    *pRow = (*decodeFp)(pRaw);
574,286✔
276
  if (pRow == NULL) return terrno;
574,286!
277

278
  pRow->type = pRaw->type;
574,286✔
279

280
  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);
574,286✔
281
  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;
574,286✔
282

283
  switch (pRaw->status) {
574,286!
284
    case SDB_STATUS_CREATING:
16,603✔
285
      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);
16,603✔
286
      break;
16,603✔
287
    case SDB_STATUS_READY:
478,586✔
288
    case SDB_STATUS_UPDATE:
289
    case SDB_STATUS_DROPPING:
290
      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);
478,586✔
291
      break;
478,586✔
292
    case SDB_STATUS_DROPPED:
79,097✔
293
      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);
79,097✔
294
      break;
79,097✔
295
  }
296

297
  return code;
574,286✔
298
}
299

300
int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {
65,432✔
301
  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);
65,432✔
302
  sdbFreeRaw(pRaw);
65,432✔
303
  return code;
65,432✔
304
}
305

306
void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {
2,496,618✔
307
  terrno = 0;
2,496,618✔
308

309
  SHashObj *hash = sdbGetHash(pSdb, type);
2,496,612✔
310
  if (hash == NULL) return NULL;
2,496,605!
311

312
  void   *pRet = NULL;
2,496,605✔
313
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
2,496,605✔
314

315
  sdbReadLock(pSdb, type);
2,496,603✔
316

317
  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);
2,496,615✔
318
  if (ppRow == NULL || *ppRow == NULL) {
2,496,627!
319
    sdbUnLock(pSdb, type);
487,975✔
320
    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;
487,974✔
321
    return NULL;
487,974✔
322
  }
323

324
  SSdbRow *pRow = *ppRow;
2,008,652✔
325
  switch (pRow->status) {
2,008,652!
326
    case SDB_STATUS_READY:
2,001,422✔
327
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
2,001,422✔
328
      pRet = pRow->pObj;
2,001,438✔
329
      sdbPrintOper(pSdb, pRow, "acquire");
2,001,438✔
330
      break;
2,001,433✔
331
    case SDB_STATUS_CREATING:
6,164✔
332
      terrno = TSDB_CODE_SDB_OBJ_CREATING;
6,164✔
333
      break;
6,164✔
334
    case SDB_STATUS_DROPPING:
1,066✔
335
      terrno = TSDB_CODE_SDB_OBJ_DROPPING;
1,066✔
336
      break;
1,066✔
337
    default:
×
338
      terrno = TSDB_CODE_APP_ERROR;
×
339
      break;
×
340
  }
341

342
  if (pRet == NULL) {
2,008,663✔
343
    if (!onlyReady) {
7,230!
344
      terrno = 0;
×
345
      (void)atomic_add_fetch_32(&pRow->refCount, 1);
×
346
      pRet = pRow->pObj;
×
347
      sdbPrintOper(pSdb, pRow, "acquire");
×
348
    }
349
  }
350

351
  sdbUnLock(pSdb, type);
2,008,663✔
352
  return pRet;
2,008,663✔
353
}
354

355
void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }
2,493,222✔
356
void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {
3,396✔
357
  return sdbAcquireAll(pSdb, type, pKey, false);
3,396✔
358
}
359

360
static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {
79,065✔
361
  int32_t type = pRow->type;
79,065✔
362
  sdbWriteLock(pSdb, type);
79,065✔
363

364
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
79,065✔
365
  sdbPrintOper(pSdb, pRow, "check");
79,065✔
366
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
79,065!
367
    sdbFreeRow(pSdb, pRow, true);
12,503✔
368
  }
369

370
  sdbUnLock(pSdb, type);
79,065✔
371
}
79,065✔
372

373
void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {
4,428,858✔
374
  if (pObj == NULL) return;
4,428,858✔
375

376
  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));
4,375,021✔
377
  if (pRow->type >= SDB_MAX) return;
4,375,021!
378

379
  int32_t type = pRow->type;
4,375,021✔
380
  if (lock) {
4,375,021✔
381
    sdbWriteLock(pSdb, type);
4,369,984✔
382
  }
383

384
  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);
4,375,244✔
385
  sdbPrintOper(pSdb, pRow, "release");
4,375,366✔
386
  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {
4,375,357✔
387
    sdbFreeRow(pSdb, pRow, true);
66,562✔
388
  }
389
  if (ref < 0) {
4,375,357✔
390
    mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));
3,956!
391
  }
392

393
  if (lock) {
4,375,350✔
394
    sdbUnLock(pSdb, type);
4,370,243✔
395
  }
396
}
397

398
void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }
4,423,736✔
399

400
void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {
2,647,856✔
401
  *ppObj = NULL;
2,647,856✔
402

403
  SHashObj *hash = sdbGetHash(pSdb, type);
2,647,856✔
404
  if (hash == NULL) return NULL;
2,647,745!
405

406
  sdbReadLock(pSdb, type);
2,647,745✔
407

408
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
2,648,018✔
409
  while (ppRow != NULL) {
2,663,047✔
410
    SSdbRow *pRow = *ppRow;
2,011,319✔
411
    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {
2,011,319!
412
      ppRow = taosHashIterate(hash, ppRow);
15,021✔
413
      continue;
15,021✔
414
    }
415

416
    (void) atomic_add_fetch_32(&pRow->refCount, 1);
1,996,298✔
417

418
    sdbPrintOper(pSdb, pRow, "fetch");
1,996,296✔
419
    *ppObj = pRow->pObj;
1,996,279✔
420
    break;
1,996,279✔
421
  }
422
  sdbUnLock(pSdb, type);
2,648,007✔
423

424
  return ppRow;
2,648,146✔
425
}
426

427
void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {
474,997✔
428
  *ppObj = NULL;
474,997✔
429

430
  SHashObj *hash = sdbGetHash(pSdb, type);
474,997✔
431
  if (hash == NULL) return NULL;
474,997!
432

433
  if (lock) {
474,997✔
434
    sdbReadLock(pSdb, type);
466,218✔
435
  }
436

437
  SSdbRow **ppRow = taosHashIterate(hash, pIter);
474,998✔
438
  while (ppRow != NULL) {
474,998✔
439
    SSdbRow *pRow = *ppRow;
377,603✔
440
    if (pRow == NULL) {
377,603!
441
      ppRow = taosHashIterate(hash, ppRow);
×
442
      continue;
×
443
    }
444

445
    (void)atomic_add_fetch_32(&pRow->refCount, 1);
377,603✔
446
    sdbPrintOper(pSdb, pRow, "fetch");
377,603✔
447
    *ppObj = pRow->pObj;
377,603✔
448
    *status = pRow->status;
377,603✔
449
    break;
377,603✔
450
  }
451
  if (lock) {
474,998✔
452
    sdbUnLock(pSdb, type);
466,219✔
453
  }
454

455
  return ppRow;
474,998✔
456
}
457

458
void sdbCancelFetch(SSdb *pSdb, void *pIter) {
308,224✔
459
  if (pIter == NULL) return;
308,224✔
460
  SSdbRow *pRow = *(SSdbRow **)pIter;
307,426✔
461
  mTrace("cancel fetch row:%p", pRow);
307,426✔
462
  SHashObj *hash = sdbGetHash(pSdb, pRow->type);
307,426✔
463
  if (hash == NULL) return;
307,426!
464

465
  int32_t type = pRow->type;
307,426✔
466
  sdbReadLock(pSdb, type);
307,426✔
467
  taosHashCancelIterate(hash, pIter);
307,426✔
468
  sdbUnLock(pSdb, type);
307,426✔
469
}
470

471
void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {
1✔
472
  if (pIter == NULL) return;
1!
473
  if (type >= SDB_MAX || type < 0) return;
1!
474
  SHashObj *hash = sdbGetHash(pSdb, type);
1✔
475
  if (hash == NULL) return;
1!
476

477
  sdbReadLock(pSdb, type);
1✔
478
  taosHashCancelIterate(hash, pIter);
1✔
479
  sdbUnLock(pSdb, type);
1✔
480
}
481

482
void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {
36,070✔
483
  SHashObj *hash = sdbGetHash(pSdb, type);
36,070✔
484
  if (hash == NULL) return;
36,070!
485

486
  sdbReadLock(pSdb, type);
36,070✔
487

488
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
36,070✔
489
  while (ppRow != NULL) {
104,387✔
490
    SSdbRow *pRow = *ppRow;
68,351✔
491
    if (pRow->status == SDB_STATUS_READY) {
68,351✔
492
      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);
62,007✔
493
      if (!isContinue) {
62,007✔
494
        taosHashCancelIterate(hash, ppRow);
34✔
495
        break;
34✔
496
      }
497
    }
498

499
    ppRow = taosHashIterate(hash, ppRow);
68,317✔
500
  }
501

502
  sdbUnLock(pSdb, type);
36,070✔
503
}
504

505
int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {
645,759✔
506
  SHashObj *hash = sdbGetHash(pSdb, type);
645,759✔
507
  if (hash == NULL) return 0;
645,760!
508

509
  sdbReadLock(pSdb, type);
645,760✔
510
  int32_t size = taosHashGetSize(hash);
645,761✔
511
  sdbUnLock(pSdb, type);
645,760✔
512

513
  return size;
645,761✔
514
}
515

516
int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {
71,896✔
517
  SHashObj *hash = sdbGetHash(pSdb, type);
71,896✔
518
  if (hash == NULL) return -1;
71,896!
519

520
  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;
71,896✔
521

522
  int32_t maxId = 0;
71,890✔
523
  sdbReadLock(pSdb, type);
71,890✔
524

525
  SSdbRow **ppRow = taosHashIterate(hash, NULL);
71,890✔
526
  while (ppRow != NULL) {
110,506✔
527
    SSdbRow *pRow = *ppRow;
38,616✔
528
    int32_t  id = *(int32_t *)pRow->pObj;
38,616✔
529
    maxId = TMAX(id, maxId);
38,616✔
530
    ppRow = taosHashIterate(hash, ppRow);
38,616✔
531
  }
532

533
  sdbUnLock(pSdb, type);
71,890✔
534
  maxId = TMAX(maxId, pSdb->maxId[type]);
71,890✔
535
  return maxId + 1;
71,890✔
536
}
537

538
int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {
358,683✔
539
  if (type >= SDB_MAX || type < 0) {
358,683✔
540
    terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;
1✔
541
    return -1;
1✔
542
  }
543

544
  return pSdb->tableVer[type];
358,682✔
545
}
546

547
bool countValid(SMnode *pMnode, void *pObj, void *p1, void *p2, void *p3) {
×
548
  int32_t *pInt = p1;
×
549
  (*pInt) += 1;
×
550
  return true;
×
551
}
552

553
int32_t sdbGetValidSize(SSdb *pSdb, ESdbType type) {
×
554
  int32_t num = 0;
×
555
  sdbTraverse(pSdb, type, countValid, &num, 0, 0);
×
556
  return num;
×
557
}
558

559

560
bool sdbCheckExists(SSdb *pSdb, ESdbType type, const void *pKey) {
609✔
561
  SHashObj *hash = sdbGetHash(pSdb, type);
609✔
562
  if (hash == NULL) return false;
609!
563
  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);
609✔
564

565
  sdbReadLock(pSdb, type);
609✔
566
  void* p = taosHashGet(hash, pKey, keySize);
609✔
567
  sdbUnLock(pSdb, type);
609✔
568

569
  return (NULL != p);
609✔
570
}
571

572

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