Merge branch '3.0' of https://github.com/taosdata/TDengine into feat/row_refact

docs-cn/12-taos-sql/07-function.md

@@ -668,7 +668,7 @@ SELECT LEASTSQUARES(field_name, start_val, step_val) FROM tb_name [WHERE clause]
 SELECT MODE(field_name) FROM tb_name [WHERE clause];
 ```
 
-**功能说明**：返回出现频率最高的值，若存在多个频率相同的最高值，输出空。不能匹配标签、时间戳输出。
+**功能说明**：返回出现频率最高的值，若存在多个频率相同的最高值，输出空。
 
 **返回数据类型**：同应用的字段。
 

docs-en/12-taos-sql/07-function.md

@@ -281,7 +281,7 @@ SELECT CONCAT(str1|column1, str2|column2, ...) FROM { tb_name | stb_name } [WHER
 
 **Return value type**: If all input strings are VARCHAR type, the result is VARCHAR type too. If any one of input strings is NCHAR type, then the result is NCHAR.
 
-**Applicable data types**: VARCHAR, NCHAR. Can't be used on tag columns. At least 2 input strings are requird, and at most 8 input strings are allowed. 
+**Applicable data types**: VARCHAR, NCHAR.  At least 2 input strings are requird, and at most 8 input strings are allowed. 
 
 **Applicable table types**: table, STable
 
@@ -297,7 +297,7 @@ SELECT CONCAT_WS(separator, str1|column1, str2|column2, ...) FROM { tb_name | st
 
 **Return value type**: If all input strings are VARCHAR type, the result is VARCHAR type too. If any one of input strings is NCHAR type, then the result is NCHAR.
 
-**Applicable data types**: VARCHAR, NCHAR. Can't be used on tag columns. At least 3 input strings are requird, and at most 9 input strings are allowed. 
+**Applicable data types**: VARCHAR, NCHAR. At least 3 input strings are requird, and at most 9 input strings are allowed. 
 
 **Applicable table types**: table, STable
 

source/libs/parser/inc/sql.y

@@ -15,11 +15,15 @@
 #include <assert.h>
 #include <stdbool.h>
 
+#define ALLOW_FORBID_FUNC
+
 #include "functionMgt.h"
 #include "nodes.h"
 #include "parToken.h"
 #include "ttokendef.h"
 #include "parAst.h"
+
+#define YYSTACKDEPTH 0
 }
 
 %syntax_error {

source/libs/parser/src/parser.c

@@ -76,28 +76,8 @@ static int32_t setValueByBindParam(SValueNode* pVal, TAOS_MULTI_BIND* pParam) {
   int32_t inputSize = (NULL != pParam->length ? *(pParam->length) : tDataTypes[pParam->buffer_type].bytes);
   pVal->node.resType.type = pParam->buffer_type;
   pVal->node.resType.bytes = inputSize;
+  
   switch (pParam->buffer_type) {
-    case TSDB_DATA_TYPE_BOOL:
-      pVal->datum.b = *((bool*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_TINYINT:
-      pVal->datum.i = *((int8_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_SMALLINT:
-      pVal->datum.i = *((int16_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_INT:
-      pVal->datum.i = *((int32_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_BIGINT:
-      pVal->datum.i = *((int64_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_FLOAT:
-      pVal->datum.d = *((float*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_DOUBLE:
-      pVal->datum.d = *((double*)pParam->buffer);
-      break;
     case TSDB_DATA_TYPE_VARCHAR:
     case TSDB_DATA_TYPE_VARBINARY:
       pVal->datum.p = taosMemoryCalloc(1, pVal->node.resType.bytes + VARSTR_HEADER_SIZE + 1);
@@ -124,28 +104,13 @@ static int32_t setValueByBindParam(SValueNode* pVal, TAOS_MULTI_BIND* pParam) {
       pVal->node.resType.bytes = output + VARSTR_HEADER_SIZE;
       break;
     }
-    case TSDB_DATA_TYPE_TIMESTAMP:
-      pVal->datum.i = *((int64_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_UTINYINT:
-      pVal->datum.u = *((uint8_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_USMALLINT:
-      pVal->datum.u = *((uint16_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_UINT:
-      pVal->datum.u = *((uint32_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_UBIGINT:
-      pVal->datum.u = *((uint64_t*)pParam->buffer);
-      break;
-    case TSDB_DATA_TYPE_JSON:
-    case TSDB_DATA_TYPE_DECIMAL:
-    case TSDB_DATA_TYPE_BLOB:
-    case TSDB_DATA_TYPE_MEDIUMBLOB:
-      // todo
-    default:
+    default: {
+      int32_t code = nodesSetValueNodeValue(pVal, pParam->buffer);
+      if (code) {
+        return code;
+      }
       break;
+    }
   }
   pVal->translate = true;
   return TSDB_CODE_SUCCESS;