diff --git a/examples/c/schemaless.c b/examples/c/schemaless.c
index e7f62ffdfe5628689a290730062f429d09170f6f..8598c59fd4016c54fc2235915936abb5ea095dc1 100644
--- a/examples/c/schemaless.c
+++ b/examples/c/schemaless.c
@@ -149,7 +149,7 @@ int main(int argc, char* argv[]) {
   int assembleSTables = 0;
 
   int opt;
-  while ((opt = getopt(argc, argv, "s:c:r:f:t:b:p:w:hv")) != -1) {
+  while ((opt = getopt(argc, argv, "s:c:r:f:t:b:p:w:a:hv")) != -1) {
     switch (opt) {
       case 's':
         numSuperTables = atoi(optarg);
diff --git a/src/client/src/tscParseLineProtocol.c b/src/client/src/tscParseLineProtocol.c
index e45c1bc956a9c55c316141423c81c726df696b39..60e4e2334cc466fa62cae9ba84fcf30dc3fdddf4 100644
--- a/src/client/src/tscParseLineProtocol.c
+++ b/src/client/src/tscParseLineProtocol.c
@@ -1191,7 +1191,7 @@ static int32_t applyChildTableDataPoints(TAOS* taos, char* cTableName, char* sTa
                                                  SArray* cTablePoints, size_t rowSize, SSmlLinesInfo* info) {
   int32_t code = TSDB_CODE_SUCCESS;
   size_t childTableDataPoints = taosArrayGetSize(cTablePoints);
-  if (childTableDataPoints < 10) {
+  if (childTableDataPoints < 1000) {
     code = applyChildTableDataPointsWithInsertSQL(taos, cTableName, sTableName, sTableSchema, cTablePoints, rowSize, info);
   } else {
     code = applyChildTableDataPointsWithStmt(taos, cTableName, sTableName, sTableSchema, cTablePoints, rowSize, info);
@@ -2758,8 +2758,8 @@ int taos_insert_lines(TAOS* taos, char* lines[], int numLines, SMLProtocolType p
   info->tsType = tsType;
   info->protocol = protocol;
 
-  if (numLines <= 0 || numLines > 65536) {
-    tscError("SML:0x%"PRIx64" taos_insert_lines numLines should be between 1 and 65536. numLines: %d", info->id, numLines);
+  if (numLines <= 0 || numLines > 65536*32) {
+    tscError("SML:0x%"PRIx64" taos_insert_lines numLines should be between 1 and 65536*32. numLines: %d", info->id, numLines);
     tfree(info);
     code = TSDB_CODE_TSC_APP_ERROR;
     return code;