From 218ab32666709e0740e25720264a3350cd4a5342 Mon Sep 17 00:00:00 2001
From: Hongze Cheng <hzcheng@taosdata.com>
Date: Mon, 7 Feb 2022 03:38:22 +0000
Subject: [PATCH] more tdb

---
 source/libs/tdb/src/db/pgcache.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/source/libs/tdb/src/db/pgcache.c b/source/libs/tdb/src/db/pgcache.c
index 25ce90e772..5ca65e366e 100644
--- a/source/libs/tdb/src/db/pgcache.c
+++ b/source/libs/tdb/src/db/pgcache.c
@@ -12,7 +12,6 @@
  * 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 "tdbInt.h"
 
 struct SPage {
@@ -37,12 +36,22 @@ struct SPgCache {
 };
 
 int pgCacheCreate(SPgCache **ppPgCache) {
-  // TODO
+  SPgCache *pPgCache;
+
+  pPgCache = (SPgCache *)calloc(1, sizeof(*pPgCache));
+  if (pPgCache == NULL) {
+    return -1;
+  }
+
+  *ppPgCache = pPgCache;
   return 0;
 }
 
 int pgCacheDestroy(SPgCache *pPgCache) {
-  // TODO
+  if (pPgCache) {
+    free(pPgCache);
+  }
+
   return 0;
 }
 
-- 
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