more

include/server/vnode/meta/impl/metaImpl.h

@@ -25,37 +25,44 @@ extern "C" {
 #endif
 typedef uint64_t tb_uid_t;
 
+/* ------------------------ SMetaOptions ------------------------ */
 struct SMetaOptions {
-  size_t lruCacheSize; // LRU cache size
+  size_t lruCacheSize;  // LRU cache size
 };
 
-#if 0
+/* ------------------------ STbOptions ------------------------ */
-typedef enum { META_INIT_TABLE = 0, META_SUPER_TABLE = 1, META_CHILD_TABLE = 2, META_NORMAL_TABLE = 3 } EMetaTableT;
+typedef struct {
-typedef struct SSuperTableOpts {
+} SSMAOptions;
+
+// super table options
+typedef struct {
   tb_uid_t  uid;
-  STSchema *pSchema;     // (ts timestamp, a int)
+  STSchema* pSchema;
-  STSchema *pTagSchema;  // (tag1 binary(10), tag2 int)
+  STSchema* pTagSchema;
-} SSuperTableOpts;
+} SSTbOptions;
 
-typedef struct SChildTableOpts {
+// child table options
-  tb_uid_t suid;  // super table uid
+typedef struct {
-  SKVRow   tags;  // tag value of the child table
+  tb_uid_t suid;
-} SChildTableOpts;
+  SKVRow   tags;
+} SCTbOptions;
 
-typedef struct SNormalTableOpts {
+// normal table options
-  STSchema *pSchema;
+typedef struct {
-} SNormalTableOpts;
+  SSchema* pSchame;
+} SNTbOptions;
 
-struct STableOptions {
+struct STbOptions {
-  int8_t type;
+  uint8_t     type;
-  char * name;
+  char*       name;
+  uint64_t    ttl;   // time to live
+  SSMAOptions bsma;  // Block-wise sma
   union {
-    SSuperTableOpts  superOpts;
+    SSTbOptions stbOptions;
-    SChildTableOpts  childOpts;
+    SNTbOptions ntbOptions;
-    SNormalTableOpts normalOpts;
+    SCTbOptions ctbOptions;
   };
 };
-#endif
 
 #ifdef __cplusplus
 }

source/dnode/vnode/meta/inc/metaDB.h

@@ -28,6 +28,8 @@ typedef rocksdb_t meta_db_t;
 
 int  metaOpenDB(SMeta *pMeta);
 void metaCloseDB(SMeta *pMeta);
+int  metaSaveTableToDB(SMeta *pMeta, const STbOptions *pTbOptions);
+int  metaRemoveTableFromDb(SMeta *pMeta, tb_uid_t uid);
 
 #ifdef __cplusplus
 }

source/dnode/vnode/meta/inc/metaDef.h

@@ -16,9 +16,11 @@
 #ifndef _TD_META_DEF_H_
 #define _TD_META_DEF_H_
 
+#include "meta.h"
 #include "metaCache.h"
 #include "metaDB.h"
 #include "metaIdx.h"
+#include "metaOptions.h"
 #include "metaTbUid.h"
 
 #ifdef __cplusplus

source/dnode/vnode/meta/inc/metaIdx.h

@@ -28,6 +28,8 @@ typedef rocksdb_t meta_index_t;
 
 int  metaOpenIdx(SMeta *pMeta);
 void metaCloseIdx(SMeta *pMeta);
+int  metaSaveTableToIdx(SMeta *pMeta, const STbOptions *pTbOptions);
+int  metaRemoveTableFromIdx(SMeta *pMeta, tb_uid_t uid);
 
 #ifdef __cplusplus
 }

source/dnode/vnode/meta/inc/metaTbOptions.h

@@ -16,10 +16,14 @@
 #ifndef _TD_META_TABLE_OPTIONS_H_
 #define _TD_META_TABLE_OPTIONS_H_
 
+#include "meta.h"
+
 #ifdef __cplusplus
 extern "C" {
 #endif
 
+int metaValidateTbOptions(SMeta *pMeta, const STbOptions *);
+
 #ifdef __cplusplus
 }
 #endif

source/dnode/vnode/meta/src/metaDB.c

@@ -46,4 +46,14 @@ void metaCloseDB(SMeta *pMeta) {
     rocksdb_close(pMeta->pDB);
     pMeta->pDB = NULL;
   }
+}
+
+int metaSaveTableToDB(SMeta *pMeta, const STbOptions *pTbOptions) {
+  // TODO
+  return 0;
+}
+
+int metaRemoveTableFromDb(SMeta *pMeta, tb_uid_t uid) {
+  /* TODO */
+  return 0;
 }

source/dnode/vnode/meta/src/metaIdx.c

@@ -13,7 +13,6 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "meta.h"
 #include "metaDef.h"
 
 int metaOpenIdx(SMeta *pMeta) {
@@ -46,4 +45,9 @@ void metaCloseIdx(SMeta *pMeta) { /* TODO */
     rocksdb_close(pMeta->pIdx);
     pMeta->pIdx = NULL;
   }
+}
+
+int metaSaveTableToIdx(SMeta *pMeta, const STbOptions *pTbOptions) {
+  // TODO
+  return 0;
 }

source/dnode/vnode/meta/src/metaTable.c

@@ -13,14 +13,40 @@
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "meta.h"
+#include "metaDef.h"
 
 int metaCreateTable(SMeta *pMeta, const STbOptions *pTbOptions) {
-  // TODO
+  // Validate the tbOptions
+  if (metaValidateTbOptions(pTbOptions) < 0) {
+    // TODO: handle error
+    return -1;
+  }
+
+  // TODO: add atomicity
+
+  if (metaSaveTableToDB(pMeta, pTbOptions) < 0) {
+    // TODO: handle error
+    return -1;
+  }
+
+  if (metaSaveTableToIdx(pMeta, pTbOptions) < 0) {
+    // TODO: handle error
+    return -1;
+  }
+
   return 0;
 }
 
 int metaDropTable(SMeta *pMeta, tb_uid_t uid) {
-  // TODO
+  if (metaRemoveTableFromIdx(pMeta, uid) < 0) {
+    // TODO: handle error
+    return -1;
+  }
+
+  if (metaRemoveTableFromIdx(pMeta, uid) < 0) {
+    // TODO
+    return -1;
+  }
+
   return 0;
 }

source/dnode/vnode/meta/src/metaTbOptions.c

@@ -11,4 +11,11 @@
  *
  * You should have received a copy of the GNU Affero General Public License
  * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
+ */
+
+#include "metaDef.h"
+
+int metaValidateTbOptions(SMeta *pMeta, const STbOptions *pTbOptions) {
+  // TODO
+  return 0;
+}