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This commit is contained in:
Hongze Cheng 2022-03-29 03:47:48 +00:00
parent 339bcb1f14
commit e3e78784e3
1 changed files with 72 additions and 6 deletions
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78
source/dnode/vnode/src/meta/metaTDBImpl.c
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@ -27,6 +27,72 @@ struct SMetaDB {
TDB *pCtbIdx;
};
typedef struct __attribute__((__packed__)) {
tb_uid_t uid;
int32_t sver;
} SSchemaDbKey;
typedef struct {
char *name;
tb_uid_t uid;
} SNameIdxKey;
typedef struct {
tb_uid_t suid;
tb_uid_t uid;
} SCtbIdxKey;
static inline int metaUidCmpr(const void *arg1, int len1, const void *arg2, int len2) {
tb_uid_t uid1, uid2;
ASSERT(len1 == sizeof(tb_uid_t));
ASSERT(len2 == sizeof(tb_uid_t));
uid1 = ((tb_uid_t *)arg1)[0];
uid2 = ((tb_uid_t *)arg2)[1];
if (uid1 < uid2) {
return -1;
}
if (uid1 == uid2) {
return 0;
} else {
return 1;
}
}
static inline int metaSchemaKeyCmpr(const void *arg1, int len1, const void *arg2, int len2) {
int c;
SSchemaDbKey *pKey1 = (SSchemaDbKey *)arg1;
SSchemaDbKey *pKey2 = (SSchemaDbKey *)arg2;
c = metaUidCmpr(arg1, sizeof(tb_uid_t), arg2, sizeof(tb_uid_t));
if (c) return c;
if (pKey1->sver > pKey2->sver) {
return 1;
} else if (pKey1->sver == pKey2->sver) {
return 0;
} else {
return -1;
}
}
static inline int metaNameIdxCmpr(const void *arg1, int len1, const void *arg2, int len2) {
return strcmp((char *)arg1, (char *)arg2);
}
static inline int metaCtbIdxCmpr(const void *arg1, int len1, const void *arg2, int len2) {
int c;
SCtbIdxKey *pKey1 = (SCtbIdxKey *)arg1;
SCtbIdxKey *pKey2 = (SCtbIdxKey *)arg2;
c = metaUidCmpr(arg1, sizeof(tb_uid_t), arg2, sizeof(tb_uid_t));
if (c) return c;
return metaUidCmpr(&pKey1->uid, sizeof(tb_uid_t), &pKey2->uid, sizeof(tb_uid_t));
}
int metaOpenDB(SMeta *pMeta) {
SMetaDB *pMetaDb;
int ret;
@ -48,7 +114,7 @@ int metaOpenDB(SMeta *pMeta) {
}
// open table DB
ret = tdbDbOpen("table.db", sizeof(tb_uid_t), TDB_VARIANT_LEN, NULL /*TODO*/, pMetaDb->pEnv, &(pMetaDb->pTbDB));
ret = tdbDbOpen("table.db", sizeof(tb_uid_t), TDB_VARIANT_LEN, metaUidCmpr, pMetaDb->pEnv, &(pMetaDb->pTbDB));
if (ret < 0) {
// TODO
ASSERT(0);
@ -56,7 +122,7 @@ int metaOpenDB(SMeta *pMeta) {
}
// open schema DB
ret = tdbDbOpen("schema.db", sizeof(tb_uid_t) + sizeof(int32_t), TDB_VARIANT_LEN, NULL /*TODO*/, pMetaDb->pEnv,
ret = tdbDbOpen("schema.db", sizeof(tb_uid_t) + sizeof(int32_t), TDB_VARIANT_LEN, metaSchemaKeyCmpr, pMetaDb->pEnv,
&(pMetaDb->pSchemaDB));
if (ret < 0) {
// TODO
@ -64,28 +130,28 @@ int metaOpenDB(SMeta *pMeta) {
return -1;
}
ret = tdbDbOpen("name.idx", TDB_VARIANT_LEN, 0, NULL /*TODO*/, pMetaDb->pEnv, &(pMetaDb->pNameIdx));
ret = tdbDbOpen("name.idx", TDB_VARIANT_LEN, 0, metaNameIdxCmpr, pMetaDb->pEnv, &(pMetaDb->pNameIdx));
if (ret < 0) {
// TODO
ASSERT(0);
return -1;
}
ret = tdbDbOpen("stb.idx", sizeof(tb_uid_t), 0, NULL /*TODO*/, pMetaDb->pEnv, &(pMetaDb->pStbIdx));
ret = tdbDbOpen("stb.idx", sizeof(tb_uid_t), 0, metaUidCmpr, pMetaDb->pEnv, &(pMetaDb->pStbIdx));
if (ret < 0) {
// TODO
ASSERT(0);
return -1;
}
ret = tdbDbOpen("ntb.idx", sizeof(tb_uid_t), 0, NULL /*TODO*/, pMetaDb->pEnv, &(pMetaDb->pNtbIdx));
ret = tdbDbOpen("ntb.idx", sizeof(tb_uid_t), 0, metaUidCmpr, pMetaDb->pEnv, &(pMetaDb->pNtbIdx));
if (ret < 0) {
// TODO
ASSERT(0);
return -1;
}
ret = tdbDbOpen("ctb.idx", sizeof(tb_uid_t), 0, NULL /*TODO*/, pMetaDb->pEnv, &(pMetaDb->pCtbIdx));
ret = tdbDbOpen("ctb.idx", sizeof(tb_uid_t), 0, metaCtbIdxCmpr, pMetaDb->pEnv, &(pMetaDb->pCtbIdx));
if (ret < 0) {
// TODO
ASSERT(0);