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include/server/vnode/meta/meta.h

@@ -58,9 +58,12 @@ SMetaQueryOpts *metaQueryOptionsCreate();
 void            metaQueryOptionsDestroy(SMetaQueryOpts *);
 
 // STableOpts
-#define META_TABLE_OPTS_DECLARE(name) STableOpts name = {0};
+#define META_TABLE_OPTS_DECLARE(name) STableOpts name = {0}
 void metaNormalTableOptsInit(STableOpts *, const char *name, const STSchema *pSchema);
-void metaTableOptsDestroy(STableOpts *);
+void metaSuperTableOptsInit(STableOpts *, const char *name, tb_uid_t uid, const STSchema *pSchema,
+                            const STSchema *pTagSchema);
+void metaChildTableOptsInit(STableOpts *, const char *name, tb_uid_t suid, const SKVRow tags);
+void metaTableOptsClear(STableOpts *);
 
 /* ------------------------ Impl should hidden ------------------------ */
 typedef enum { META_INIT_TABLE = 0, META_SUPER_TABLE = 1, META_CHILD_TABLE = 2, META_NORMAL_TABLE = 3 } EMetaTableT;

source/server/vnode/meta/src/metaMain.c

@@ -167,7 +167,7 @@ static int metaCreateChildTable(SMeta *pMeta, const char *tbname, const SChildTa
   vallen = 0;
   pBuf = (void *)buffer;
   vallen += taosEncodeString(&pBuf, tbname);
-  vallen += taosEncodeFixedU64(pBuf, pChildTableOpts->suid);
+  vallen += taosEncodeFixedU64(&pBuf, pChildTableOpts->suid);
   tkvPut(pMeta->tableDb, NULL, (char *)(&uid), sizeof(uid), buffer, vallen);
 
   // Put tbname -> uid
@@ -218,18 +218,42 @@ void metaNormalTableOptsInit(STableOpts *pTableOpts, const char *name, const STS
   pTableOpts->normalOpts.pSchema = tdDupSchema(pSchema);
 }
 
-void metaTableOptsDestroy(STableOpts *pTableOpts) {
+void metaSuperTableOptsInit(STableOpts *pTableOpts, const char *name, tb_uid_t uid, const STSchema *pSchema,
+                            const STSchema *pTagSchema) {
+  pTableOpts->type = META_SUPER_TABLE;
+  pTableOpts->name = strdup(name);
+  pTableOpts->superOpts.uid = uid;
+  pTableOpts->superOpts.pSchema = tdDupSchema(pSchema);
+  pTableOpts->superOpts.pTagSchema = tdDupSchema(pTagSchema);
+}
+
+void metaChildTableOptsInit(STableOpts *pTableOpts, const char *name, tb_uid_t suid, const SKVRow tags) {
+  pTableOpts->type = META_CHILD_TABLE;
+  pTableOpts->name = strdup(name);
+  pTableOpts->childOpts.suid = suid;
+  pTableOpts->childOpts.tags = tdKVRowDup(tags);
+}
+
+void metaTableOptsClear(STableOpts *pTableOpts) {
   switch (pTableOpts->type) {
     case META_NORMAL_TABLE:
       tfree(pTableOpts->name);
       tdFreeSchema(pTableOpts->normalOpts.pSchema);
       break;
+    case META_SUPER_TABLE:
+      tdFreeSchema(pTableOpts->superOpts.pTagSchema);
+      tdFreeSchema(pTableOpts->superOpts.pSchema);
+      tfree(pTableOpts->name);
+      break;
+    case META_CHILD_TABLE:
+      kvRowFree(pTableOpts->childOpts.tags);
+      tfree(pTableOpts->name);
+      break;
     default:
       break;
   }
 
-  // TODO
-  pTableOpts->type = META_INIT_TABLE;
+  memset(pTableOpts, 0, sizeof(*pTableOpts));
 }
 
 void metaDestroy(const char *path) { taosRemoveDir(path); }

source/server/vnode/meta/test/metaTests.cpp

@@ -6,7 +6,7 @@
 
 static STSchema *metaGetSimpleSchema() {
   STSchema *      pSchema = NULL;
-  STSchemaBuilder sb;
+  STSchemaBuilder sb = {0};
 
   tdInitTSchemaBuilder(&sb, 0);
   tdAddColToSchema(&sb, TSDB_DATA_TYPE_TIMESTAMP, 0, 8);
@@ -18,13 +18,31 @@ static STSchema *metaGetSimpleSchema() {
   return pSchema;
 }
 
-TEST(MetaTest, meta_create_1m_normal_tables_test) {
+static SKVRow metaGetSimpleTags() {
+  SKVRowBuilder kvrb = {0};
+  SKVRow        row;
+
+  tdInitKVRowBuilder(&kvrb);
+  int64_t ts = 1634287978000;
+  int32_t a = 10;
+
+  tdAddColToKVRow(&kvrb, 0, TSDB_DATA_TYPE_TIMESTAMP, (void *)(&ts));
+  tdAddColToKVRow(&kvrb, 0, TSDB_DATA_TYPE_INT, (void *)(&a));
+
+  row = tdGetKVRowFromBuilder(&kvrb);
+
+  tdDestroyKVRowBuilder(&kvrb);
+
+  return row;
+}
+
+TEST(MetaTest, DISABLED_meta_create_1m_normal_tables_test) {
   // Open Meta
   SMeta *meta = metaOpen(NULL);
   std::cout << "Meta is opened!" << std::endl;
 
   // Create 1000000 normal tables
-  META_TABLE_OPTS_DECLARE(tbOpts)
+  META_TABLE_OPTS_DECLARE(tbOpts);
   STSchema *pSchema = metaGetSimpleSchema();
   char      tbname[128];
 
@@ -32,8 +50,48 @@ TEST(MetaTest, meta_create_1m_normal_tables_test) {
     sprintf(tbname, "ntb%ld", i);
     metaNormalTableOptsInit(&tbOpts, tbname, pSchema);
     metaCreateTable(meta, &tbOpts);
-    metaTableOptsDestroy(&tbOpts);
+    metaTableOptsClear(&tbOpts);
+  }
+
+  tdFreeSchema(pSchema);
+
+  // Close Meta
+  metaClose(meta);
+  std::cout << "Meta is closed!" << std::endl;
+
+  // Destroy Meta
+  metaDestroy("meta");
+  std::cout << "Meta is destroyed!" << std::endl;
+}
+
+TEST(MetaTest, meta_create_1m_child_tables_test) {
+  // Open Meta
+  SMeta *meta = metaOpen(NULL);
+  std::cout << "Meta is opened!" << std::endl;
+
+  // Create a super tables
+  tb_uid_t uid = 477529885843758ul;
+  META_TABLE_OPTS_DECLARE(tbOpts);
+  STSchema *pSchema = metaGetSimpleSchema();
+  STSchema *pTagSchema = metaGetSimpleSchema();
+
+  metaSuperTableOptsInit(&tbOpts, "st", uid, pSchema, pTagSchema);
+  metaCreateTable(meta, &tbOpts);
+  metaTableOptsClear(&tbOpts);
+
+  tdFreeSchema(pSchema);
+  tdFreeSchema(pTagSchema);
+
+  // Create 1000000 child tables
+  char   name[128];
+  SKVRow row = metaGetSimpleTags();
+  for (size_t i = 0; i < 1000000; i++) {
+    sprintf(name, "ctb%ld", i);
+    metaChildTableOptsInit(&tbOpts, name, uid, row);
+    metaCreateTable(meta, &tbOpts);
+    metaTableOptsClear(&tbOpts);
   }
+  kvRowFree(row);
 
   // Close Meta
   metaClose(meta);