Merge pull request #17490 from taosdata/fix/TD-19652

rm deleted table idx

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

@@ -26,6 +26,7 @@ static int metaUpdateCtbIdx(SMeta *pMeta, const SMetaEntry *pME);
 static int  metaUpdateSuidIdx(SMeta *pMeta, const SMetaEntry *pME);
 static int  metaUpdateTagIdx(SMeta *pMeta, const SMetaEntry *pCtbEntry);
 static int  metaDropTableByUid(SMeta *pMeta, tb_uid_t uid, int *type);
+static void metaDestroyTagIdxKey(STagIdxKey *pTagIdxKey);
 
 static void metaGetEntryInfo(const SMetaEntry *pEntry, SMetaInfo *pInfo) {
   pInfo->uid = pEntry->uid;
@@ -594,6 +595,28 @@ static int metaDropTableByUid(SMeta *pMeta, tb_uid_t uid, int *type) {
         const SSchema *pTagColumn = &stbEntry.stbEntry.schemaTag.pSchema[0];
         if (pTagColumn->type == TSDB_DATA_TYPE_JSON) {
           metaDelJsonVarFromIdx(pMeta, &e, pTagColumn);
+        } else {
+          STagIdxKey *pTagIdxKey = NULL;
+          int32_t     nTagIdxKey;
+
+          const void *pTagData = NULL;
+          int32_t     nTagData = 0;
+
+          STagVal tagVal = {.cid = pTagColumn->colId};
+          tTagGet((const STag *)e.ctbEntry.pTags, &tagVal);
+          if (IS_VAR_DATA_TYPE(pTagColumn->type)) {
+            pTagData = tagVal.pData;
+            nTagData = (int32_t)tagVal.nData;
+          } else {
+            pTagData = &(tagVal.i64);
+            nTagData = tDataTypes[pTagColumn->type].bytes;
+          }
+
+          if (metaCreateTagIdxKey(e.ctbEntry.suid, pTagColumn->colId, pTagData, nTagData, pTagColumn->type, uid,
+                                  &pTagIdxKey, &nTagIdxKey) == 0) {
+            tdbTbDelete(pMeta->pTagIdx, pTagIdxKey, nTagIdxKey, &pMeta->txn);
+          }
+          metaDestroyTagIdxKey(pTagIdxKey);
         }
         tDecoderClear(&tdc);
       }

tests/script/jenkins/basic.txt

@@ -445,5 +445,7 @@
 ./test.sh -f tsim/tag/set.sim
 ./test.sh -f tsim/tag/smallint.sim
 ./test.sh -f tsim/tag/tinyint.sim
+./test.sh -f tsim/tag/drop_tag.sim
+
 
 #======================b1-end===============

tests/script/tsim/tag/drop_tag.sim

+
+system sh/stop_dnodes.sh
+system sh/deploy.sh -n dnode1 -i 1
+system sh/exec.sh -n dnode1 -s start
+sql connect
+
+
+$dbPrefix = ta_bib_db
+$tbPrefix = ta_bib_tb
+$mtPrefix = ta_bib_mt
+$tbNum = 10
+$rowNum = 20
+$totalNum = 200
+
+print =============== step1
+$i = 0
+$db = $dbPrefix . $i
+$mt = $mtPrefix . $i
+
+sql drop database if exists $db 
+
+sql create database $db vgroups 1
+sql use $db
+
+print ======== test bigint
+sql create table if not exists st( ts timestamp, order_id bigint) tags (account_id bigint)
+
+sql create table t1 using st tags(111)
+sql create table t2 using st tags(222)
+
+sql insert into t1(ts, order_id) values(1648791213001, 1)
+sql insert into t2(ts, order_id) values(1648791213002, 2)
+sql select  account_id,count(*) from st where account_id = 111  group by account_id
+
+sql drop table t1
+
+sql create table t1 using st tags(111)
+
+sql insert into t1(ts, order_id) values(1648791213001, 1)
+sql insert into t2(ts, order_id) values(1648791213002, 2)
+
+sql select account_id,count(*) from st where account_id = 111  group by account_id
+
+if $rows != 1 then 
+  return -1
+endi
+
+print ======== test varchar  
+
+sql drop stable st
+
+sql create table if not exists st( ts timestamp, order_id bigint) tags (account_id binary(16))
+
+sql create table t1 using st tags("aac")
+sql create table t2 using st tags("abc")
+
+sql insert into t1(ts, order_id) values(1648791213001, 1)
+sql insert into t2(ts, order_id) values(1648791213002, 2)
+sql select  account_id,count(*) from st where account_id = "aac"  group by account_id
+
+sql drop table t1
+
+sql create table t1 using st tags("aac")
+
+sql insert into t1(ts, order_id) values(1648791213001, 1)
+sql insert into t2(ts, order_id) values(1648791213002, 2)
+
+sql select account_id,count(*) from st where account_id = "aac"  group by account_id
+
+if $rows != 1 then
+  return -1
+endi
+
+print ====== test empty table
+sql drop table t1
+
+sql select account_id,count(*) from st where account_id = "aac"  group by account_id
+if $rows != 0 then
+  return -1
+endi
+
+ 
+sql drop database $db
+