[TD-3164]<fix>replace sub table name erro

src/kit/taosdemo/insert.json

@@ -6,15 +6,15 @@
 	"user": "root",
 	"password": "taosdata",
 	"thread_count": 4,
-	"thread_count_create_tbl": 1,
+	"thread_count_create_tbl": 4,
 	"result_file": "./insert_res.txt",
   "confirm_parameter_prompt": "no",
 	"databases": [{
 		"dbinfo": {
-			"name": "db",
-			"drop": "no",
+			"name": "dbx",
+			"drop": "yes",
 			"replica": 1,
-			"days": 2,
+			"days": 10,
 			"cache": 16,
 			"blocks": 8,
 			"precision": "ms",
@@ -23,6 +23,7 @@
 			"maxRows": 4096,
 			"comp":2,
 			"walLevel":1,
+			"cachelast":0,
 			"quorum":1,
 			"fsync":3000,
 			"update": 0
@@ -30,20 +31,20 @@
 		"super_tables": [{
 			"name": "stb",
       "child_table_exists":"no",
-			"childtable_count": 1,
+			"childtable_count": 100,
 			"childtable_prefix": "stb_",
 			"auto_create_table": "no",
 			"data_source": "rand",
 			"insert_mode": "taosc",
 			"insert_rate": 0,
-			"insert_rows": 100000,
+			"insert_rows": 1000,
 			"multi_thread_write_one_tbl": "no",
-			"number_of_tbl_in_one_sql": 1,
+			"number_of_tbl_in_one_sql": 0,
 			"rows_per_tbl": 100,
 			"max_sql_len": 1024000,
 			"disorder_ratio": 0,
 			"disorder_range": 1000,
-			"timestamp_step": 10,
+			"timestamp_step": 1,
 			"start_timestamp": "2020-10-01 00:00:00.000",
 			"sample_format": "csv",
 			"sample_file": "./sample.csv",

src/kit/taosdemo/query.json

@@ -6,13 +6,14 @@
   "user": "root",
   "password": "taosdata",
   "confirm_parameter_prompt": "yes",
-  "databases": "db01",
+  "databases": "dbx",
   "specified_table_query":
-    {"query_interval":1, "concurrent":1,
-     "sqls": [{"sql": "select count(*) from stb01", "result": "./query_res0.txt"}]
+    {"query_interval":1, "concurrent":4,
+     "sqls": [{"sql": "select last_row(*) from stb where color='red'", "result": "./query_res0.txt"},
+              {"sql": "select count(*) from stb_01", "result": "./query_res1.txt"}]
     },
   "super_table_query": 
-    {"stblname": "stb01", "query_interval":1, "threads":1,
-     "sqls": [{"sql": "select count(*) from xxxx", "result": "./query_res1.txt"}]
+    {"stblname": "stb", "query_interval":1, "threads":4,
+     "sqls": [{"sql": "select last_row(*) from xxxx", "result": "./query_res2.txt"}]
     }
 }

src/kit/taosdemo/subscribe.json

@@ -5,7 +5,7 @@
   "port": 6030,
   "user": "root",
   "password": "taosdata",
-  "databases": "db",
+  "databases": "dbx",
   "specified_table_query":
     {"concurrent":1, "mode":"sync", "interval":5000, "restart":"yes", "keepProgress":"yes",
      "sqls": [{"sql": "select avg(col1) from stb01 where col1 > 1;", "result": "./subscribe_res0.txt"}]

src/kit/taosdemo/taosdemo.c

@@ -257,14 +257,14 @@ typedef struct SColumn_S {
 } StrColumn;
 
 typedef struct SSuperTable_S {
-  char         sTblName[MAX_TB_NAME_SIZE];
+  char         sTblName[MAX_TB_NAME_SIZE+1];
   int          childTblCount;
   bool         superTblExists;    // 0: no, 1: yes
   bool         childTblExists;    // 0: no, 1: yes  
   int          batchCreateTableNum;  // 0: no batch,  > 0: batch table number in one sql
   int8_t       autoCreateTable;                  // 0: create sub table, 1: auto create sub table
   char         childTblPrefix[MAX_TB_NAME_SIZE];
-  char         dataSource[MAX_TB_NAME_SIZE];  // rand_gen or sample
+  char         dataSource[MAX_TB_NAME_SIZE+1];  // rand_gen or sample
   char         insertMode[MAX_TB_NAME_SIZE];  // taosc, restful
   int          insertRate;  // 0: unlimit  > 0   rows/s
 
@@ -279,8 +279,8 @@ typedef struct SSuperTable_S {
   int          timeStampStep;
   char         startTimestamp[MAX_TB_NAME_SIZE];  // 
   char         sampleFormat[MAX_TB_NAME_SIZE];  // csv, json
-  char         sampleFile[MAX_FILE_NAME_LEN];
-  char         tagsFile[MAX_FILE_NAME_LEN];
+  char         sampleFile[MAX_FILE_NAME_LEN+1];
+  char         tagsFile[MAX_FILE_NAME_LEN+1];
 
   int          columnCount;
   StrColumn    columns[MAX_COLUMN_COUNT];
@@ -356,12 +356,12 @@ typedef struct SDataBase_S {
 } SDataBase;
 
 typedef struct SDbs_S {
-  char         cfgDir[MAX_FILE_NAME_LEN];
+  char         cfgDir[MAX_FILE_NAME_LEN+1];
   char         host[MAX_DB_NAME_SIZE];
   uint16_t     port;
   char         user[MAX_DB_NAME_SIZE];
   char         password[MAX_DB_NAME_SIZE];
-  char         resultFile[MAX_FILE_NAME_LEN];
+  char         resultFile[MAX_FILE_NAME_LEN+1];
   bool         use_metric;
   bool         insert_only;
   bool         do_aggreFunc;
@@ -386,13 +386,13 @@ typedef struct SuperQueryInfo_S {
   int          subscribeInterval; // ms
   int          subscribeRestart;
   int          subscribeKeepProgress;
-  char         sql[MAX_QUERY_SQL_COUNT][MAX_QUERY_SQL_LENGTH];  
-  char         result[MAX_QUERY_SQL_COUNT][MAX_FILE_NAME_LEN];
+  char         sql[MAX_QUERY_SQL_COUNT][MAX_QUERY_SQL_LENGTH+1];  
+  char         result[MAX_QUERY_SQL_COUNT][MAX_FILE_NAME_LEN+1];
   TAOS_SUB*    tsub[MAX_QUERY_SQL_COUNT];
 } SuperQueryInfo;
 
 typedef struct SubQueryInfo_S {
-  char         sTblName[MAX_TB_NAME_SIZE];
+  char         sTblName[MAX_TB_NAME_SIZE+1];
   int          rate;  // 0: unlimit  > 0   loop/s
   int          threadCnt;  
   int          subscribeMode; // 0: sync, 1: async
@@ -402,20 +402,20 @@ typedef struct SubQueryInfo_S {
   int          childTblCount;
   char         childTblPrefix[MAX_TB_NAME_SIZE];
   int          sqlCount;
-  char         sql[MAX_QUERY_SQL_COUNT][MAX_QUERY_SQL_LENGTH];  
-  char         result[MAX_QUERY_SQL_COUNT][MAX_FILE_NAME_LEN];
+  char         sql[MAX_QUERY_SQL_COUNT][MAX_QUERY_SQL_LENGTH+1];  
+  char         result[MAX_QUERY_SQL_COUNT][MAX_FILE_NAME_LEN+1];
   TAOS_SUB*    tsub[MAX_QUERY_SQL_COUNT];
   
   char*        childTblName;
 } SubQueryInfo;
 
 typedef struct SQueryMetaInfo_S {
-  char         cfgDir[MAX_FILE_NAME_LEN];
+  char         cfgDir[MAX_FILE_NAME_LEN+1];
   char         host[MAX_DB_NAME_SIZE];
   uint16_t     port;
   char         user[MAX_DB_NAME_SIZE];
   char         password[MAX_DB_NAME_SIZE];
-  char         dbName[MAX_DB_NAME_SIZE];
+  char         dbName[MAX_DB_NAME_SIZE+1];
   char         queryMode[MAX_TB_NAME_SIZE];  // taosc, restful
 
   SuperQueryInfo  superQueryInfo;
@@ -425,7 +425,7 @@ typedef struct SQueryMetaInfo_S {
 typedef struct SThreadInfo_S {
   TAOS *taos;
   int threadID;
-  char db_name[MAX_DB_NAME_SIZE];
+  char db_name[MAX_DB_NAME_SIZE+1];
   char fp[4096];
   char tb_prefix[MAX_TB_NAME_SIZE];
   int start_table_id;
@@ -1767,7 +1767,7 @@ static int getAllChildNameOfSuperTable(TAOS * taos, char* dbName, char* sTblName
   char* pTblName = childTblName;
   while ((row = taos_fetch_row(res)) != NULL) {
     int32_t* len = taos_fetch_lengths(res);
-    tstrncpy(pTblName, (char *)row[0], len[0]);
+    tstrncpy(pTblName, (char *)row[0], len[0]+1);
     //printf("==== sub table name: %s\n", pTblName);
     count++;
     if (count >= childTblCount - 1) {
@@ -4489,7 +4489,7 @@ void replaceSubTblName(char* inSql, char* outSql, int tblIndex) {
     return; 
   }
   
-  tstrncpy(outSql, inSql, pos - inSql);
+  tstrncpy(outSql, inSql, pos - inSql + 1);
   //printf("1: %s\n", outSql);
   strcat(outSql, subTblName);  
   //printf("2: %s\n", outSql);  
@@ -4510,12 +4510,12 @@ void *subQueryProcess(void *sarg) {
 
     st = taosGetTimestampMs();
     for (int i = winfo->start_table_id; i <= winfo->end_table_id; i++) {
-      for (int i = 0; i < g_queryInfo.subQueryInfo.sqlCount; i++) {
+      for (int j = 0; j < g_queryInfo.subQueryInfo.sqlCount; j++) {
         memset(sqlstr,0,sizeof(sqlstr));
-        replaceSubTblName(g_queryInfo.subQueryInfo.sql[i], sqlstr, i);
+        replaceSubTblName(g_queryInfo.subQueryInfo.sql[j], sqlstr, i);
         char tmpFile[MAX_FILE_NAME_LEN*2] = {0};
-        if (g_queryInfo.subQueryInfo.result[i][0] != 0) {
-          sprintf(tmpFile, "%s-%d", g_queryInfo.subQueryInfo.result[i], winfo->threadID);
+        if (g_queryInfo.subQueryInfo.result[j][0] != 0) {
+          sprintf(tmpFile, "%s-%d", g_queryInfo.subQueryInfo.result[j], winfo->threadID);
         }
         selectAndGetResult(winfo->taos, sqlstr, tmpFile); 
       }