[td-255] Fix error found by regression test, and rename a macro.

src/common/src/tglobal.c

@@ -79,7 +79,7 @@ int32_t tsCompressMsgSize = -1;
 
 // client
 int32_t tsMaxSQLStringLen = TSDB_MAX_ALLOWED_SQL_LEN;
-int32_t tsMaxWildCardsLen = TSDB_PATTERN_STRING_MAX_LEN;
+int32_t tsMaxWildCardsLen = TSDB_PATTERN_STRING_DEFAULT_LEN;
 int8_t  tsTscEnableRecordSql = 0;
 
 // the maximum number of results for projection query on super table that are returned from

src/util/inc/tcompare.h

@@ -22,10 +22,10 @@ extern "C" {
 
 #include "os.h"
 
-#define TSDB_PATTERN_MATCH 0
-#define TSDB_PATTERN_NOMATCH 1
-#define TSDB_PATTERN_NOWILDCARDMATCH 2
-#define TSDB_PATTERN_STRING_MAX_LEN 100
+#define TSDB_PATTERN_MATCH               0
+#define TSDB_PATTERN_NOMATCH             1
+#define TSDB_PATTERN_NOWILDCARDMATCH     2
+#define TSDB_PATTERN_STRING_DEFAULT_LEN  100
 
 #define FLT_COMPAR_TOL_FACTOR    4
 #define FLT_EQUAL(_x, _y)        (fabs((_x) - (_y)) <= (FLT_COMPAR_TOL_FACTOR * FLT_EPSILON))

src/util/src/tcompare.c

@@ -358,13 +358,13 @@ int32_t compareWStrPatternComp(const void* pLeft, const void* pRight) {
   SPatternCompareInfo pInfo = {'%', '_'};
 
   assert(varDataLen(pRight) <= TSDB_MAX_FIELD_LEN * TSDB_NCHAR_SIZE);
-  wchar_t *pattern = calloc(varDataLen(pRight) + 1, sizeof(wchar_t));
 
+  wchar_t *pattern = calloc(varDataLen(pRight) + 1, sizeof(wchar_t));
   memcpy(pattern, varDataVal(pRight), varDataLen(pRight));
-  assert(varDataLen(pRight) < 128);
 
   int32_t ret = WCSPatternMatch(pattern, varDataVal(pLeft), varDataLen(pLeft)/TSDB_NCHAR_SIZE, &pInfo);
   free(pattern);
+
   return (ret == TSDB_PATTERN_MATCH) ? 0 : 1;
 }