taosdata/TDengine | Build 4928 | source/dnode/mnode/sdb/src/sdbHash.c | Coveralls

21

const char *sdbTableName(ESdbType type) {

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22

  switch (type) {

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23

    case SDB_TRANS:

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24

      return "trans";

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25

    case SDB_CLUSTER:

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26

      return "cluster";

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27

    case SDB_MNODE:

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28

      return "mnode";

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29

    case SDB_QNODE:

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30

      return "qnode";

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31

    case SDB_SNODE:

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32

      return "snode";

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33

    case SDB_DNODE:

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      return "dnode";

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35

    case SDB_USER:

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      return "user";

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37

    case SDB_AUTH:

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38

      return "auth";

120✔

39

    case SDB_ACCT:

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40

      return "acct";

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41

    case SDB_STREAM_CK:

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42

      return "stream_ck";

120✔

43

    case SDB_STREAM:

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      return "stream";

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45

    case SDB_OFFSET:

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46

      return "offset";

120✔

47

    case SDB_SUBSCRIBE:

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      return "subscribe";

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49

    case SDB_CONSUMER:

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      return "consumer";

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51

    case SDB_TOPIC:

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      return "topic";

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53

    case SDB_VGROUP:

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54

      return "vgroup";

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55

    case SDB_SMA:

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56

      return "sma";

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57

    case SDB_STB:

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58

      return "stb";

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59

    case SDB_DB:

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60

      return "db";

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61

    case SDB_FUNC:

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62

      return "func";

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63

    case SDB_IDX:

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64

      return "idx";

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65

    case SDB_VIEW:

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66

      return "view";

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67

    case SDB_STREAM_SEQ:

120✔

68

      return "stream_seq";

120✔

69

    case SDB_COMPACT:

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70

      return "compact";

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71

    case SDB_COMPACT_DETAIL:

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72

      return "compact_detail";

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73

    case SDB_GRANT:

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      return "grant";

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75

    case SDB_ARBGROUP:

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      return "arb_group";

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77

    case SDB_ANODE:

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78

      return "anode";

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79

    case SDB_BNODE:

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      return "bnode";

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81

    case SDB_XNODE:

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      return "xnode";

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83

    case SDB_CFG:

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84

      return "config";

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85

    case SDB_MOUNT:

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      return "mount";

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87

    case SDB_MOUNT_LOG:

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      return "mount_log";

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89

    case SDB_SSMIGRATE:

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90

      return "ssmigrate";

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91

    case SDB_SCAN:

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      return "scan";

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93

    case SDB_SCAN_DETAIL:

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      return "scan_detail";

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95

    case SDB_RSMA:

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96

      return "rsma";

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97

    case SDB_RETENTION:

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98

      return "retention";

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99

    case SDB_RETENTION_DETAIL:

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100

      return "retention_detail";

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101

    case SDB_INSTANCE:

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102

      return "instance";

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103

    case SDB_ENCRYPT_ALGORITHMS:

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104

      return "encrypt_algr";

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105

    case SDB_TOKEN:

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106

      return "token";

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107

    case SDB_ROLE:

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108

      return "role";

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109

    default:

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110

      return "undefine";

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114

const char *sdbStatusName(ESdbStatus status) {

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115

  switch (status) {

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116

    case SDB_STATUS_CREATING:

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117

      return "creating";

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118

    case SDB_STATUS_DROPPING:

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119

      return "dropping";

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120

    case SDB_STATUS_READY:

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121

      return "ready";

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122

    case SDB_STATUS_DROPPED:

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123

      return "dropped";

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124

    case SDB_STATUS_INIT:

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125

      return "init";

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133

void sdbPrintOper(SSdb *pSdb, SSdbRow *pRow, const char *oper) {

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135

  EKeyType keyType = pSdb->keyTypes[pRow->type];

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137

  if (keyType == SDB_KEY_BINARY) {

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138

    mTrace("%s:%s, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), (char *)pRow->pObj,

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140

  } else if (keyType == SDB_KEY_INT32) {

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141

    mTrace("%s:%d, ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type), *(int32_t *)pRow->pObj,

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143

  } else if (keyType == SDB_KEY_INT64) {

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144

    mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),

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149

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151

static SHashObj *sdbGetHash(SSdb *pSdb, int32_t type) {

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152

  if (type >= SDB_MAX || type < 0) {

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157

  SHashObj *hash = pSdb->hashObjs[type];

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158

  if (hash == NULL) {

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163

  return hash;

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166

static int32_t sdbGetkeySize(SSdb *pSdb, ESdbType type, const void *pKey) {

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167

  int32_t  keySize = 0;

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168

  EKeyType keyType = pSdb->keyTypes[type];

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170

  if (keyType == SDB_KEY_INT32) {

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171

    keySize = sizeof(int32_t);

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172

  } else if (keyType == SDB_KEY_BINARY) {

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173

    keySize = strlen(pKey) + 1;

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175

    keySize = sizeof(int64_t);

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178

  return keySize;

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181

static int32_t sdbInsertRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {

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182

  int32_t type = pRow->type;

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183

  sdbWriteLock(pSdb, type);

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185

  SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);

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186

  if (pOldRow != NULL) {

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193

  pRow->refCount = 0;

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194

  pRow->status = pRaw->status;

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195

  sdbPrintOper(pSdb, pRow, "insert");

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197

  int32_t code = 0;

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198

  if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {

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204

  SdbInsertFp insertFp = pSdb->insertFps[pRow->type];

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205

  if (insertFp != NULL) {

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206

    code = (*insertFp)(pSdb, pRow->pObj);

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207

    if (code != 0) {

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218

  sdbUnLock(pSdb, type);

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220

  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {

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221

    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int32_t *)pRow->pObj));

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223

  if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {

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    pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], *((int64_t *)pRow->pObj));

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  pSdb->tableVer[pRow->type]++;

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  return 0;

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231

static int32_t sdbUpdateRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pNewRow, int32_t keySize) {

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  int32_t type = pNewRow->type;

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  sdbWriteLock(pSdb, type);

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  SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);

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  if (ppOldRow == NULL || *ppOldRow == NULL) {

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237

    sdbUnLock(pSdb, type);

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238

    return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);

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  SSdbRow *pOldRow = *ppOldRow;

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242

  pOldRow->status = pRaw->status;

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  sdbPrintOper(pSdb, pOldRow, "update");

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  int32_t     code = 0;

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  SdbUpdateFp updateFp = pSdb->updateFps[type];

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  if (updateFp != NULL) {

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    code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);

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  sdbUnLock(pSdb, type);

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253

  sdbFreeRow(pSdb, pNewRow, false);

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255

  pSdb->tableVer[pOldRow->type]++;

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256

  return code;

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259

static int32_t sdbDeleteRow(SSdb *pSdb, SHashObj *hash, SSdbRaw *pRaw, SSdbRow *pRow, int32_t keySize) {

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  int32_t type = pRow->type;

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261

  sdbWriteLock(pSdb, type);

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263

  SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);

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264

  if (ppOldRow == NULL || *ppOldRow == NULL) {

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265

    sdbUnLock(pSdb, type);

12,101✔

266

    sdbFreeRow(pSdb, pRow, false);

12,101✔

267

    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;

12,101✔

268

    return terrno;

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270

  SSdbRow *pOldRow = *ppOldRow;

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271

  pOldRow->status = pRaw->status;

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273

  (void)atomic_add_fetch_32(&pOldRow->refCount, 1);

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274

  sdbPrintOper(pSdb, pOldRow, "delete");

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276

  if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {

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282

  pSdb->tableVer[pOldRow->type]++;

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283

  sdbUnLock(pSdb, type);

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285

  sdbFreeRow(pSdb, pRow, false);

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287

  sdbCheckRow(pSdb, pOldRow);

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288

  return 0;

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291

int32_t sdbWriteWithoutFree(SSdb *pSdb, SSdbRaw *pRaw) {

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292

  if (pRaw->type == SDB_CFG) {

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293

    mTrace("sdb write cfg");

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295

  SHashObj *hash = sdbGetHash(pSdb, pRaw->type);

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296

  if (hash == NULL) return terrno;

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298

  SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];

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299

  SSdbRow    *pRow = (*decodeFp)(pRaw);

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300

  if (pRow == NULL) return terrno;

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302

  pRow->type = pRaw->type;

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304

  int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);

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305

  int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;

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307

  switch (pRaw->status) {

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308

    case SDB_STATUS_CREATING:

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309

      code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);

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310

      break;

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311

    case SDB_STATUS_READY:

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314

      code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);

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315

      break;

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316

    case SDB_STATUS_DROPPED:

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317

      code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);

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318

      break;

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321

  return code;

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324

int32_t sdbWrite(SSdb *pSdb, SSdbRaw *pRaw) {

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325

  int32_t code = sdbWriteWithoutFree(pSdb, pRaw);

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326

  sdbFreeRaw(pRaw);

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327

  return code;

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330

void *sdbAcquireAll(SSdb *pSdb, ESdbType type, const void *pKey, bool onlyReady) {

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331

  terrno = 0;

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333

  SHashObj *hash = sdbGetHash(pSdb, type);

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334

  if (hash == NULL) return NULL;

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336

  void   *pRet = NULL;

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337

  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);

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339

  sdbReadLock(pSdb, type);

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341

  SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);

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342

  if (ppRow == NULL || *ppRow == NULL) {

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343

    sdbUnLock(pSdb, type);

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344

    terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;

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345

    return NULL;

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348

  SSdbRow *pRow = *ppRow;

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349

  switch (pRow->status) {

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350

    case SDB_STATUS_READY:

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351

      (void)atomic_add_fetch_32(&pRow->refCount, 1);

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352

      pRet = pRow->pObj;

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353

      sdbPrintOper(pSdb, pRow, "acquire");

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354

      break;

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355

    case SDB_STATUS_CREATING:

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356

      terrno = TSDB_CODE_SDB_OBJ_CREATING;

815,159✔

357

      break;

815,159✔

358

    case SDB_STATUS_DROPPING:

351,331✔

359

      terrno = TSDB_CODE_SDB_OBJ_DROPPING;

351,331✔

360

      break;

351,331✔

366

  if (pRet == NULL) {

767,877,533✔

367

    if (!onlyReady) {

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375

  sdbUnLock(pSdb, type);

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376

  return pRet;

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379

void *sdbAcquire(SSdb *pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }

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380

void *sdbAcquireNotReadyObj(SSdb *pSdb, ESdbType type, const void *pKey) {

507,534✔

381

  return sdbAcquireAll(pSdb, type, pKey, false);

507,534✔

384

static void sdbCheckRow(SSdb *pSdb, SSdbRow *pRow) {

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385

  int32_t type = pRow->type;

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386

  sdbWriteLock(pSdb, type);

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388

  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);

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389

  sdbPrintOper(pSdb, pRow, "check");

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390

  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {

22,338,312✔

391

    sdbFreeRow(pSdb, pRow, true);

4,336,213✔

394

  sdbUnLock(pSdb, type);

22,338,312✔

395

22,338,312✔

397

void sdbReleaseLock(SSdb *pSdb, void *pObj, bool lock) {

1,594,765,887✔

398

  if (pObj == NULL) return;

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400

  SSdbRow *pRow = (SSdbRow *)((char *)pObj - sizeof(SSdbRow));

1,567,978,130✔

401

  if (pRow->type >= SDB_MAX) return;

1,567,979,500✔

403

  int32_t type = pRow->type;

1,567,973,084✔

404

  if (lock) {

1,567,978,030✔

405

    sdbWriteLock(pSdb, type);

1,567,237,905✔

408

  int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);

1,567,996,711✔

409

  sdbPrintOper(pSdb, pRow, "release");

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410

  if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {

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411

    sdbFreeRow(pSdb, pRow, true);

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413

  if (ref < 0) {

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414

    mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));

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417

  if (lock) {

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418

    sdbUnLock(pSdb, type);

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422

void sdbRelease(SSdb *pSdb, void *pObj) { sdbReleaseLock(pSdb, pObj, true); }

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424

void *sdbFetch(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj) {

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425

  *ppObj = NULL;

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427

  SHashObj *hash = sdbGetHash(pSdb, type);

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428

  if (hash == NULL) return NULL;

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430

  sdbReadLock(pSdb, type);

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432

  SSdbRow **ppRow = taosHashIterate(hash, pIter);

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433

  while (ppRow != NULL) {

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434

    SSdbRow *pRow = *ppRow;

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435

    if (pRow == NULL || pRow->status != SDB_STATUS_READY) {

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436

      ppRow = taosHashIterate(hash, ppRow);

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437

      continue;

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440

    (void) atomic_add_fetch_32(&pRow->refCount, 1);

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442

    sdbPrintOper(pSdb, pRow, "fetch");

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443

    *ppObj = pRow->pObj;

608,938,624✔

444

    break;

608,941,849✔

446

  sdbUnLock(pSdb, type);

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448

  return ppRow;

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451

void *sdbFetchAll(SSdb *pSdb, ESdbType type, void *pIter, void **ppObj, ESdbStatus *status, bool lock) {

265,563,679✔

452

  *ppObj = NULL;

265,563,679✔

454

  SHashObj *hash = sdbGetHash(pSdb, type);

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455

  if (hash == NULL) return NULL;

265,563,679✔

457

  if (lock) {

265,563,679✔

458

    sdbReadLock(pSdb, type);

264,282,349✔

461

  SSdbRow **ppRow = taosHashIterate(hash, pIter);

265,563,679✔

462

  while (ppRow != NULL) {

265,563,679✔

463

    SSdbRow *pRow = *ppRow;

192,312,769✔

464

    if (pRow == NULL) {

192,312,769✔

469

    (void)atomic_add_fetch_32(&pRow->refCount, 1);

192,312,769✔

470

    sdbPrintOper(pSdb, pRow, "fetch");

192,312,769✔

471

    *ppObj = pRow->pObj;

192,312,769✔

472

    *status = pRow->status;

192,312,769✔

473

    break;

192,312,769✔

475

  if (lock) {

265,563,679✔

476

    sdbUnLock(pSdb, type);

264,282,349✔

479

  return ppRow;

265,563,679✔

482

void sdbCancelFetch(SSdb *pSdb, void *pIter) {

110,351,312✔

483

  if (pIter == NULL) return;

110,351,312✔

484

  SSdbRow *pRow = *(SSdbRow **)pIter;

95,865,738✔

485

  mTrace("cancel fetch row:%p", pRow);

95,865,738✔

486

  SHashObj *hash = sdbGetHash(pSdb, pRow->type);

95,865,738✔

487

  if (hash == NULL) return;

95,865,738✔

489

  int32_t type = pRow->type;

95,865,738✔

490

  sdbReadLock(pSdb, type);

95,865,738✔

491

  taosHashCancelIterate(hash, pIter);

95,865,738✔

492

  sdbUnLock(pSdb, type);

95,865,738✔

495

void sdbCancelFetchByType(SSdb *pSdb, void *pIter, ESdbType type) {

825✔

496

  if (pIter == NULL) return;

825✔

497

  if (type >= SDB_MAX || type < 0) return;

825✔

498

  SHashObj *hash = sdbGetHash(pSdb, type);

825✔

499

  if (hash == NULL) return;

825✔

501

  sdbReadLock(pSdb, type);

825✔

502

  taosHashCancelIterate(hash, pIter);

825✔

503

  sdbUnLock(pSdb, type);

825✔

506

void sdbTraverse(SSdb *pSdb, ESdbType type, sdbTraverseFp fp, void *p1, void *p2, void *p3) {

9,224,561✔

507

  SHashObj *hash = sdbGetHash(pSdb, type);

9,224,561✔

508

  if (hash == NULL) return;

9,224,561✔

510

  sdbReadLock(pSdb, type);

9,224,561✔

512

  SSdbRow **ppRow = taosHashIterate(hash, NULL);

9,224,561✔

513

  while (ppRow != NULL) {

36,832,777✔

514

    SSdbRow *pRow = *ppRow;

27,618,081✔

515

    if (pRow->status == SDB_STATUS_READY) {

27,618,081✔

516

      bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);

26,946,369✔

517

      if (!isContinue) {

26,946,369✔

518

        taosHashCancelIterate(hash, ppRow);

9,865✔

519

        break;

9,865✔

523

    ppRow = taosHashIterate(hash, ppRow);

27,608,216✔

526

  sdbUnLock(pSdb, type);

9,224,561✔

529

int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {

211,102,523✔

530

  SHashObj *hash = sdbGetHash(pSdb, type);

211,102,523✔

531

  if (hash == NULL) return 0;

211,103,289✔

533

  sdbReadLock(pSdb, type);

211,103,289✔

534

  int32_t size = taosHashGetSize(hash);

211,102,831✔

535

  sdbUnLock(pSdb, type);

211,097,855✔

537

  return size;

211,103,827✔

540

int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {

20,442,521✔

541

  SHashObj *hash = sdbGetHash(pSdb, type);

20,442,521✔

542

  if (hash == NULL) return -1;

20,442,521✔

544

  if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;

20,442,521✔

546

  int32_t maxId = 0;

20,442,521✔

547

  sdbReadLock(pSdb, type);

20,442,521✔

549

  SSdbRow **ppRow = taosHashIterate(hash, NULL);

20,442,521✔

550

  while (ppRow != NULL) {

34,135,435✔

551

    SSdbRow *pRow = *ppRow;

13,692,914✔

552

    int32_t  id = *(int32_t *)pRow->pObj;

13,692,914✔

553

    maxId = TMAX(id, maxId);

13,692,914✔

554

    ppRow = taosHashIterate(hash, ppRow);

13,692,914✔

557

  sdbUnLock(pSdb, type);

20,442,521✔

558

  maxId = TMAX(maxId, pSdb->maxId[type]);

20,442,521✔

559

  return maxId + 1;

20,442,521✔

562

int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {

139,804,880✔

563

  if (type >= SDB_MAX || type < 0) {

139,804,880✔

568

  return pSdb->tableVer[type];

139,804,880✔

584

bool sdbCheckExists(SSdb *pSdb, ESdbType type, const void *pKey) {

242,381✔

585

  SHashObj *hash = sdbGetHash(pSdb, type);

242,381✔

586

  if (hash == NULL) return false;

242,381✔

587

  int32_t keySize = sdbGetkeySize(pSdb, type, pKey);

242,381✔

589

  sdbReadLock(pSdb, type);

242,381✔

590

  void* p = taosHashGet(hash, pKey, keySize);

242,381✔

591

  sdbUnLock(pSdb, type);

242,381✔

593

  return (NULL != p);

242,381✔

taosdata / TDengine / #4928

Source File
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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) {	380,680,860✔
22	switch (type) {	380,680,860✔
23	case SDB_TRANS:	58,293,390✔
24	return "trans";	58,293,390✔
25	case SDB_CLUSTER:	3,435,023✔
26	return "cluster";	3,435,023✔
27	case SDB_MNODE:	3,413,595✔
28	return "mnode";	3,413,595✔
29	case SDB_QNODE:	1,786,707✔
30	return "qnode";	1,786,707✔
31	case SDB_SNODE:	3,030,255✔
32	return "snode";	3,030,255✔
33	case SDB_DNODE:	6,506,213✔
34	return "dnode";	6,506,213✔
35	case SDB_USER:	6,545,821✔
36	return "user";	6,545,821✔
37	case SDB_AUTH:	120✔
38	return "auth";	120✔
39	case SDB_ACCT:	3,052,334✔
40	return "acct";	3,052,334✔
41	case SDB_STREAM_CK:	120✔
42	return "stream_ck";	120✔
43	case SDB_STREAM:	2,227,952✔
44	return "stream";	2,227,952✔
45	case SDB_OFFSET:	120✔
46	return "offset";	120✔
47	case SDB_SUBSCRIBE:	2,776,017✔
48	return "subscribe";	2,776,017✔
49	case SDB_CONSUMER:	3,685,824✔
50	return "consumer";	3,685,824✔
51	case SDB_TOPIC:	2,418,115✔
52	return "topic";	2,418,115✔
53	case SDB_VGROUP:	27,629,721✔
54	return "vgroup";	27,629,721✔
55	case SDB_SMA:	1,730,435✔
56	return "sma";	1,730,435✔
57	case SDB_STB:	41,238,268✔
58	return "stb";	41,238,268✔
59	case SDB_DB:	22,663,722✔
60	return "db";	22,663,722✔
61	case SDB_FUNC:	2,015,590✔
62	return "func";	2,015,590✔
63	case SDB_IDX:	10,427,408✔
64	return "idx";	10,427,408✔
65	case SDB_VIEW:	1,789,718✔
66	return "view";	1,789,718✔
67	case SDB_STREAM_SEQ:	120✔
68	return "stream_seq";	120✔
69	case SDB_COMPACT:	1,941,860✔
70	return "compact";	1,941,860✔
71	case SDB_COMPACT_DETAIL:	2,650,742✔
72	return "compact_detail";	2,650,742✔
73	case SDB_GRANT:	3,666,925✔
74	return "grant";	3,666,925✔
75	case SDB_ARBGROUP:	1,812,749✔
76	return "arb_group";	1,812,749✔
77	case SDB_ANODE:	1,730,435✔
78	return "anode";	1,730,435✔
79	case SDB_BNODE:	2,024,393✔
80	return "bnode";	2,024,393✔
81	case SDB_XNODE:	1,743,115✔
82	return "xnode";	1,743,115✔
83	case SDB_CFG:	119,564,893✔
84	return "config";	119,564,893✔
85	case SDB_MOUNT:	1,733,918✔
86	return "mount";	1,733,918✔
87	case SDB_MOUNT_LOG:	1,732,443✔
88	return "mount_log";	1,732,443✔
89	case SDB_SSMIGRATE:	1,730,435✔
90	return "ssmigrate";	1,730,435✔
91	case SDB_SCAN:	1,732,325✔
92	return "scan";	1,732,325✔
93	case SDB_SCAN_DETAIL:	1,733,270✔
94	return "scan_detail";	1,733,270✔
95	case SDB_RSMA:	1,870,862✔
96	return "rsma";	1,870,862✔
97	case SDB_RETENTION:	1,910,030✔
98	return "retention";	1,910,030✔
99	case SDB_RETENTION_DETAIL:	2,154,563✔
100	return "retention_detail";	2,154,563✔
101	case SDB_INSTANCE:	950,039✔
102	return "instance";	950,039✔
103	case SDB_ENCRYPT_ALGORITHMS:	8,250,287✔
104	return "encrypt_algr";	8,250,287✔
105	case SDB_TOKEN:	1,787,513✔
106	return "token";	1,787,513✔
107	case SDB_ROLE:	8,366,809✔
108	return "role";	8,366,809✔
109	default:	6,926,666✔
110	return "undefine";	6,926,666✔
111	}
112	}
113
114	const char *sdbStatusName(ESdbStatus status) {	152,234,183✔
115	switch (status) {	152,234,183✔
116	case SDB_STATUS_CREATING:	7,617,067✔
117	return "creating";	7,617,067✔
118	case SDB_STATUS_DROPPING:	2,355,085✔
119	return "dropping";	2,355,085✔
120	case SDB_STATUS_READY:	128,990,665✔
121	return "ready";	128,990,665✔
122	case SDB_STATUS_DROPPED:	13,184,199✔
123	return "dropped";	13,184,199✔
124	case SDB_STATUS_INIT:	87,167✔
125	return "init";	87,167✔
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,	1,320,615,846✔
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,	2,116,773,068✔
142	pRow->refCount, oper, pRow, pRow->pObj, sdbStatusName(pRow->status));
143	} else if (keyType == SDB_KEY_INT64) {	118,212,286✔
144	mTrace("%s:%" PRId64 ", ref:%d oper:%s row:%p row->pObj:%p status:%s", sdbTableName(pRow->type),	118,212,627✔
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✔
UNCOV 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✔
UNCOV 159	terrno = TSDB_CODE_APP_ERROR;	×
UNCOV 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) {	1,090,566,101✔
167	int32_t keySize = 0;	1,090,566,101✔
168	EKeyType keyType = pSdb->keyTypes[type];	1,090,566,101✔
169
170	if (keyType == SDB_KEY_INT32) {	1,090,567,314✔
171	keySize = sizeof(int32_t);	636,793,632✔
172	} else if (keyType == SDB_KEY_BINARY) {	453,773,682✔
173	keySize = strlen(pKey) + 1;	446,362,628✔
174	} else {
175	keySize = sizeof(int64_t);	7,411,054✔
176	}
177
178	return keySize;	1,090,567,314✔
179	}
180
181	static int32_t sdbInsertRow(SSdb pSdb, SHashObj hash, SSdbRaw pRaw, SSdbRow pRow, int32_t keySize) {	82,485,587✔
182	int32_t type = pRow->type;	82,485,587✔
183	sdbWriteLock(pSdb, type);	82,485,587✔
184
185	SSdbRow *pOldRow = taosHashGet(hash, pRow->pObj, keySize);	82,485,587✔
186	if (pOldRow != NULL) {	82,485,587✔
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;	82,485,587✔
194	pRow->status = pRaw->status;	82,485,587✔
195	sdbPrintOper(pSdb, pRow, "insert");	82,485,587✔
196
197	int32_t code = 0;	82,485,587✔
198	if ((code = taosHashPut(hash, pRow->pObj, keySize, &pRow, sizeof(void *))) != 0) {	82,485,587✔
199	sdbUnLock(pSdb, type);	×
200	sdbFreeRow(pSdb, pRow, false);	×
201	return code;	×
202	}
203
204	SdbInsertFp insertFp = pSdb->insertFps[pRow->type];	82,485,587✔
205	if (insertFp != NULL) {	82,485,587✔
206	code = (*insertFp)(pSdb, pRow->pObj);	82,485,587✔
207	if (code != 0) {	82,485,587✔
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);	82,485,587✔
219
220	if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT32) {	82,485,587✔
221	pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], ((int32_t )pRow->pObj));	24,540,676✔
222	}
223	if (pSdb->keyTypes[pRow->type] == SDB_KEY_INT64) {	82,485,587✔
224	pSdb->maxId[pRow->type] = TMAX(pSdb->maxId[pRow->type], ((int64_t )pRow->pObj));	804,881✔
225	}
226	pSdb->tableVer[pRow->type]++;	82,485,587✔
227
228	return 0;	82,485,587✔
229	}
230
231	static int32_t sdbUpdateRow(SSdb pSdb, SHashObj hash, SSdbRaw pRaw, SSdbRow pNewRow, int32_t keySize) {	118,196,483✔
232	int32_t type = pNewRow->type;	118,196,483✔
233	sdbWriteLock(pSdb, type);	118,196,483✔
234
235	SSdbRow **ppOldRow = taosHashGet(hash, pNewRow->pObj, keySize);	118,196,483✔
236	if (ppOldRow == NULL \|\| *ppOldRow == NULL) {	118,196,483✔
237	sdbUnLock(pSdb, type);	78,615,081✔
238	return sdbInsertRow(pSdb, hash, pRaw, pNewRow, keySize);	78,615,081✔
239	}
240
241	SSdbRow pOldRow = ppOldRow;	39,581,402✔
242	pOldRow->status = pRaw->status;	39,581,402✔
243	sdbPrintOper(pSdb, pOldRow, "update");	39,581,402✔
244
245	int32_t code = 0;	39,581,402✔
246	SdbUpdateFp updateFp = pSdb->updateFps[type];	39,581,402✔
247	if (updateFp != NULL) {	39,581,402✔
248	code = (*updateFp)(pSdb, pOldRow->pObj, pNewRow->pObj);	39,581,402✔
249	}
250	sdbUnLock(pSdb, type);	39,581,402✔
251
252	// sdbUnLock(pSdb, type);
253	sdbFreeRow(pSdb, pNewRow, false);	39,581,402✔
254
255	pSdb->tableVer[pOldRow->type]++;	39,581,402✔
256	return code;	39,581,402✔
257	}
258
259	static int32_t sdbDeleteRow(SSdb pSdb, SHashObj hash, SSdbRaw pRaw, SSdbRow pRow, int32_t keySize) {	22,350,413✔
260	int32_t type = pRow->type;	22,350,413✔
261	sdbWriteLock(pSdb, type);	22,350,413✔
262
263	SSdbRow **ppOldRow = taosHashGet(hash, pRow->pObj, keySize);	22,350,413✔
264	if (ppOldRow == NULL \|\| *ppOldRow == NULL) {	22,350,413✔
265	sdbUnLock(pSdb, type);	12,101✔
266	sdbFreeRow(pSdb, pRow, false);	12,101✔
267	terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;	12,101✔
268	return terrno;	12,101✔
269	}
270	SSdbRow pOldRow = ppOldRow;	22,338,312✔
271	pOldRow->status = pRaw->status;	22,338,312✔
272
273	(void)atomic_add_fetch_32(&pOldRow->refCount, 1);	22,338,312✔
274	sdbPrintOper(pSdb, pOldRow, "delete");	22,338,312✔
275
276	if (taosHashRemove(hash, pOldRow->pObj, keySize) != 0) {	22,338,312✔
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]++;	22,338,312✔
283	sdbUnLock(pSdb, type);	22,338,312✔
284
285	sdbFreeRow(pSdb, pRow, false);	22,338,312✔
286
287	sdbCheckRow(pSdb, pOldRow);	22,338,312✔
288	return 0;	22,338,312✔
289	}
290
291	int32_t sdbWriteWithoutFree(SSdb pSdb, SSdbRaw pRaw) {	144,417,402✔
292	if (pRaw->type == SDB_CFG) {	144,417,402✔
293	mTrace("sdb write cfg");	47,291,174✔
294	}
295	SHashObj *hash = sdbGetHash(pSdb, pRaw->type);	144,417,402✔
296	if (hash == NULL) return terrno;	144,417,402✔
297
298	SdbDecodeFp decodeFp = pSdb->decodeFps[pRaw->type];	144,417,402✔
299	SSdbRow pRow = (decodeFp)(pRaw);	144,417,402✔
300	if (pRow == NULL) return terrno;	144,417,402✔
301
302	pRow->type = pRaw->type;	144,417,402✔
303
304	int32_t keySize = sdbGetkeySize(pSdb, pRow->type, pRow->pObj);	144,417,402✔
305	int32_t code = TSDB_CODE_SDB_INVALID_ACTION_TYPE;	144,417,402✔
306
307	switch (pRaw->status) {	144,417,402✔
308	case SDB_STATUS_CREATING:	3,870,506✔
309	code = sdbInsertRow(pSdb, hash, pRaw, pRow, keySize);	3,870,506✔
310	break;	3,870,506✔
311	case SDB_STATUS_READY:	118,196,483✔
312	case SDB_STATUS_UPDATE:
313	case SDB_STATUS_DROPPING:
314	code = sdbUpdateRow(pSdb, hash, pRaw, pRow, keySize);	118,196,483✔
315	break;	118,196,483✔
316	case SDB_STATUS_DROPPED:	22,350,413✔
317	code = sdbDeleteRow(pSdb, hash, pRaw, pRow, keySize);	22,350,413✔
318	break;	22,350,413✔
319	}
320
321	return code;	144,417,402✔
322	}
323
324	int32_t sdbWrite(SSdb pSdb, SSdbRaw pRaw) {	17,775,884✔
325	int32_t code = sdbWriteWithoutFree(pSdb, pRaw);	17,775,884✔
326	sdbFreeRaw(pRaw);	17,775,884✔
327	return code;	17,775,884✔
328	}
329
330	void sdbAcquireAll(SSdb pSdb, ESdbType type, const void *pKey, bool onlyReady) {	945,911,463✔
331	terrno = 0;	945,911,463✔
332
333	SHashObj *hash = sdbGetHash(pSdb, type);	945,911,346✔
334	if (hash == NULL) return NULL;	945,907,192✔
335
336	void *pRet = NULL;	945,907,192✔
337	int32_t keySize = sdbGetkeySize(pSdb, type, pKey);	945,907,192✔
338
339	sdbReadLock(pSdb, type);	945,905,062✔
340
341	SSdbRow **ppRow = taosHashGet(hash, pKey, keySize);	945,912,062✔
342	if (ppRow == NULL \|\| *ppRow == NULL) {	945,913,825✔
343	sdbUnLock(pSdb, type);	178,032,507✔
344	terrno = TSDB_CODE_SDB_OBJ_NOT_THERE;	178,032,810✔
345	return NULL;	178,032,810✔
346	}
347
348	SSdbRow pRow = ppRow;	767,881,318✔
349	switch (pRow->status) {	767,881,537✔
350	case SDB_STATUS_READY:	766,712,822✔
351	(void)atomic_add_fetch_32(&pRow->refCount, 1);	766,712,822✔
352	pRet = pRow->pObj;	766,714,281✔
353	sdbPrintOper(pSdb, pRow, "acquire");	766,714,281✔
354	break;	766,711,043✔
355	case SDB_STATUS_CREATING:	815,159✔
356	terrno = TSDB_CODE_SDB_OBJ_CREATING;	815,159✔
357	break;	815,159✔
358	case SDB_STATUS_DROPPING:	351,331✔
359	terrno = TSDB_CODE_SDB_OBJ_DROPPING;	351,331✔
360	break;	351,331✔
361	default:	×
362	terrno = TSDB_CODE_APP_ERROR;	×
363	break;	×
364	}
365
366	if (pRet == NULL) {	767,877,533✔
367	if (!onlyReady) {	1,166,490✔
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);	767,877,533✔
376	return pRet;	767,879,769✔
377	}
378
379	void sdbAcquire(SSdb pSdb, ESdbType type, const void *pKey) { return sdbAcquireAll(pSdb, type, pKey, true); }	945,405,507✔
380	void sdbAcquireNotReadyObj(SSdb pSdb, ESdbType type, const void *pKey) {	507,534✔
381	return sdbAcquireAll(pSdb, type, pKey, false);	507,534✔
382	}
383
384	static void sdbCheckRow(SSdb pSdb, SSdbRow pRow) {	22,338,312✔
385	int32_t type = pRow->type;	22,338,312✔
386	sdbWriteLock(pSdb, type);	22,338,312✔
387
388	int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);	22,338,312✔
389	sdbPrintOper(pSdb, pRow, "check");	22,338,312✔
390	if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {	22,338,312✔
391	sdbFreeRow(pSdb, pRow, true);	4,336,213✔
392	}
393
394	sdbUnLock(pSdb, type);	22,338,312✔
395	}	22,338,312✔
396
397	void sdbReleaseLock(SSdb pSdb, void pObj, bool lock) {	1,594,765,887✔
398	if (pObj == NULL) return;	1,594,765,887✔
399
400	SSdbRow pRow = (SSdbRow )((char *)pObj - sizeof(SSdbRow));	1,567,978,130✔
401	if (pRow->type >= SDB_MAX) return;	1,567,979,500✔
402
403	int32_t type = pRow->type;	1,567,973,084✔
404	if (lock) {	1,567,978,030✔
405	sdbWriteLock(pSdb, type);	1,567,237,905✔
406	}
407
408	int32_t ref = atomic_sub_fetch_32(&pRow->refCount, 1);	1,567,996,711✔
409	sdbPrintOper(pSdb, pRow, "release");	1,568,003,372✔
410	if (ref <= 0 && pRow->status == SDB_STATUS_DROPPED) {	1,567,989,532✔
411	sdbFreeRow(pSdb, pRow, true);	18,002,099✔
412	}
413	if (ref < 0) {	1,567,991,653✔
414	mError("row:%p, ref:%d, type:%s", pRow, ref, sdbTableName(type));	7,832,918✔
415	}
416
417	if (lock) {	1,567,991,377✔
418	sdbUnLock(pSdb, type);	1,567,255,518✔
419	}
420	}
421
422	void sdbRelease(SSdb pSdb, void pObj) { sdbReleaseLock(pSdb, pObj, true); }	1,594,029,342✔
423
424	void sdbFetch(SSdb pSdb, ESdbType type, void pIter, void *ppObj) {	859,730,332✔
425	*ppObj = NULL;	859,730,332✔
426
427	SHashObj *hash = sdbGetHash(pSdb, type);	859,732,228✔
428	if (hash == NULL) return NULL;	859,729,344✔
429
430	sdbReadLock(pSdb, type);	859,729,344✔
431
432	SSdbRow **ppRow = taosHashIterate(hash, pIter);	859,733,318✔
433	while (ppRow != NULL) {	865,542,272✔
434	SSdbRow pRow = ppRow;	614,756,985✔
435	if (pRow == NULL \|\| pRow->status != SDB_STATUS_READY) {	614,757,267✔
436	ppRow = taosHashIterate(hash, ppRow);	5,807,537✔
437	continue;	5,803,376✔
438	}
439
440	(void) atomic_add_fetch_32(&pRow->refCount, 1);	608,949,448✔
441
442	sdbPrintOper(pSdb, pRow, "fetch");	608,953,670✔
443	*ppObj = pRow->pObj;	608,938,624✔
444	break;	608,941,849✔
445	}
446	sdbUnLock(pSdb, type);	859,727,136✔
447
448	return ppRow;	859,733,606✔
449	}
450
451	void sdbFetchAll(SSdb pSdb, ESdbType type, void pIter, void ppObj, ESdbStatus status, bool lock) {	265,563,679✔
452	*ppObj = NULL;	265,563,679✔
453
454	SHashObj *hash = sdbGetHash(pSdb, type);	265,563,679✔
455	if (hash == NULL) return NULL;	265,563,679✔
456
457	if (lock) {	265,563,679✔
458	sdbReadLock(pSdb, type);	264,282,349✔
459	}
460
461	SSdbRow **ppRow = taosHashIterate(hash, pIter);	265,563,679✔
462	while (ppRow != NULL) {	265,563,679✔
463	SSdbRow pRow = ppRow;	192,312,769✔
464	if (pRow == NULL) {	192,312,769✔
465	ppRow = taosHashIterate(hash, ppRow);	×
466	continue;	×
467	}
468
469	(void)atomic_add_fetch_32(&pRow->refCount, 1);	192,312,769✔
470	sdbPrintOper(pSdb, pRow, "fetch");	192,312,769✔
471	*ppObj = pRow->pObj;	192,312,769✔
472	*status = pRow->status;	192,312,769✔
473	break;	192,312,769✔
474	}
475	if (lock) {	265,563,679✔
476	sdbUnLock(pSdb, type);	264,282,349✔
477	}
478
479	return ppRow;	265,563,679✔
480	}
481
482	void sdbCancelFetch(SSdb pSdb, void pIter) {	110,351,312✔
483	if (pIter == NULL) return;	110,351,312✔
484	SSdbRow pRow = (SSdbRow **)pIter;	95,865,738✔
485	mTrace("cancel fetch row:%p", pRow);	95,865,738✔
486	SHashObj *hash = sdbGetHash(pSdb, pRow->type);	95,865,738✔
487	if (hash == NULL) return;	95,865,738✔
488
489	int32_t type = pRow->type;	95,865,738✔
490	sdbReadLock(pSdb, type);	95,865,738✔
491	taosHashCancelIterate(hash, pIter);	95,865,738✔
492	sdbUnLock(pSdb, type);	95,865,738✔
493	}
494
495	void sdbCancelFetchByType(SSdb pSdb, void pIter, ESdbType type) {	825✔
496	if (pIter == NULL) return;	825✔
497	if (type >= SDB_MAX \|\| type < 0) return;	825✔
498	SHashObj *hash = sdbGetHash(pSdb, type);	825✔
499	if (hash == NULL) return;	825✔
500
501	sdbReadLock(pSdb, type);	825✔
502	taosHashCancelIterate(hash, pIter);	825✔
503	sdbUnLock(pSdb, type);	825✔
504	}
505
506	void sdbTraverse(SSdb pSdb, ESdbType type, sdbTraverseFp fp, void p1, void p2, void p3) {	9,224,561✔
507	SHashObj *hash = sdbGetHash(pSdb, type);	9,224,561✔
508	if (hash == NULL) return;	9,224,561✔
509
510	sdbReadLock(pSdb, type);	9,224,561✔
511
512	SSdbRow **ppRow = taosHashIterate(hash, NULL);	9,224,561✔
513	while (ppRow != NULL) {	36,832,777✔
514	SSdbRow pRow = ppRow;	27,618,081✔
515	if (pRow->status == SDB_STATUS_READY) {	27,618,081✔
516	bool isContinue = (*fp)(pSdb->pMnode, pRow->pObj, p1, p2, p3);	26,946,369✔
517	if (!isContinue) {	26,946,369✔
518	taosHashCancelIterate(hash, ppRow);	9,865✔
519	break;	9,865✔
520	}
521	}
522
523	ppRow = taosHashIterate(hash, ppRow);	27,608,216✔
524	}
525
526	sdbUnLock(pSdb, type);	9,224,561✔
527	}
528
529	int32_t sdbGetSize(SSdb *pSdb, ESdbType type) {	211,102,523✔
530	SHashObj *hash = sdbGetHash(pSdb, type);	211,102,523✔
531	if (hash == NULL) return 0;	211,103,289✔
532
533	sdbReadLock(pSdb, type);	211,103,289✔
534	int32_t size = taosHashGetSize(hash);	211,102,831✔
535	sdbUnLock(pSdb, type);	211,097,855✔
536
537	return size;	211,103,827✔
538	}
539
540	int32_t sdbGetMaxId(SSdb *pSdb, ESdbType type) {	20,442,521✔
541	SHashObj *hash = sdbGetHash(pSdb, type);	20,442,521✔
542	if (hash == NULL) return -1;	20,442,521✔
543
544	if (pSdb->keyTypes[type] != SDB_KEY_INT32) return -1;	20,442,521✔
545
546	int32_t maxId = 0;	20,442,521✔
547	sdbReadLock(pSdb, type);	20,442,521✔
548
549	SSdbRow **ppRow = taosHashIterate(hash, NULL);	20,442,521✔
550	while (ppRow != NULL) {	34,135,435✔
551	SSdbRow pRow = ppRow;	13,692,914✔
552	int32_t id = (int32_t )pRow->pObj;	13,692,914✔
553	maxId = TMAX(id, maxId);	13,692,914✔
554	ppRow = taosHashIterate(hash, ppRow);	13,692,914✔
555	}
556
557	sdbUnLock(pSdb, type);	20,442,521✔
558	maxId = TMAX(maxId, pSdb->maxId[type]);	20,442,521✔
559	return maxId + 1;	20,442,521✔
560	}
561
562	int64_t sdbGetTableVer(SSdb *pSdb, ESdbType type) {	139,804,880✔
563	if (type >= SDB_MAX \|\| type < 0) {	139,804,880✔
564	terrno = TSDB_CODE_SDB_INVALID_TABLE_TYPE;	×
565	return -1;	×
566	}
567
568	return pSdb->tableVer[type];	139,804,880✔
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) {	242,381✔
585	SHashObj *hash = sdbGetHash(pSdb, type);	242,381✔
586	if (hash == NULL) return false;	242,381✔
587	int32_t keySize = sdbGetkeySize(pSdb, type, pKey);	242,381✔
588
589	sdbReadLock(pSdb, type);	242,381✔
590	void* p = taosHashGet(hash, pKey, keySize);	242,381✔
591	sdbUnLock(pSdb, type);	242,381✔
592
593	return (NULL != p);	242,381✔
594	}
595
596

taosdata / TDengine / #4928

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