[CP] fix bug for opensouce

src/sql/engine/basic/ob_chunk_row_store.cpp

@@ -980,7 +980,7 @@ int ObChunkRowStore::load_next_chunk_blocks(ChunkIterator& it)
     LOG_DEBUG(
         "load chunk", KP(last_blk_end), K_(it.cur_iter_blk_->blk_size), KP(chunk_end), K(chunk_end - last_blk_end));
     if (chunk_end > last_blk_end) {
-      MEMCPY(it.chunk_mem_, last_blk_end, chunk_end - last_blk_end);
+      MEMMOVE(it.chunk_mem_, last_blk_end, chunk_end - last_blk_end);
       read_off += chunk_end - last_blk_end;
     }
   }
@@ -1103,6 +1103,10 @@ int ObChunkRowStore::load_next_block(ChunkIterator& it)
   } else if (it.cur_nth_blk_ < -1 || it.cur_nth_blk_ >= n_blocks_) {
     ret = OB_INVALID_ARGUMENT;
     LOG_WARN("row should be saved", K(ret), K_(it.cur_nth_blk), K_(n_blocks));
+  }  else if (it.chunk_read_size_ > ObChunkRowStore::BLOCK_SIZE
+             && it.chunk_read_size_ < this->max_blk_size_) {
+    ret = OB_ERR_UNEXPECTED;
+    LOG_WARN("get unexpected read size", K(ret), K(it.chunk_read_size_), K(this->max_blk_size_));
   } else if (is_file_open() && !it.read_file_iter_end()) {
     if (it.chunk_read_size_ > 0 && it.chunk_read_size_ >= this->max_blk_size_) {
       if (OB_FAIL(load_next_chunk_blocks(it))) {
@@ -1351,6 +1355,11 @@ int ObChunkRowStore::ChunkIterator::init(ObChunkRowStore* store, int64_t chunk_r
   int ret = OB_SUCCESS;
   store_ = store;
   chunk_read_size_ = chunk_read_size;
+  CK (is_valid());
+  if (OB_SUCC(ret) && chunk_read_size > ObChunkRowStore::BLOCK_SIZE
+                   && chunk_read_size < store_->max_blk_size_) {
+    chunk_read_size_ = store_->max_blk_size_;
+  }
   return ret;
 }
 

src/sql/engine/expr/ob_datum_cast.cpp

@@ -2327,8 +2327,11 @@ CAST_FUNC_NAME(number, double)
 {
   EVAL_ARG()
   {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       const number::ObNumber nmb(child_res->get_number());
-    const char* nmb_buf = nmb.format();
+      const char *nmb_buf = nmb.format();
       if (OB_ISNULL(nmb_buf)) {
         ret = OB_ERR_UNEXPECTED;
         LOG_WARN("nmb_buf is NULL", K(ret));
@@ -2340,6 +2343,7 @@ CAST_FUNC_NAME(number, double)
         }
       }
     }
+  }
   return ret;
 }
 
@@ -5277,105 +5281,130 @@ int uint_to_set(const uint64_t input_value, const ObIArray<ObString>& str_values
 
 CAST_ENUMSET_FUNC_NAME(int, enum)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = static_cast<uint64_t>(child_res->get_int());
       uint64_t value = 0;
       ret = uint_to_enum(val_uint, str_values, cast_mode, warning, value);
       SET_RES_ENUM(value);
     }
+  }
   return ret;
 }
 
 CAST_ENUMSET_FUNC_NAME(int, set)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = static_cast<uint64_t>(child_res->get_int());
       uint64_t value = 0;
       ret = uint_to_set(val_uint, str_values, cast_mode, warning, value);
       SET_RES_SET(value);
     }
+  }
   return ret;
 }
 
 CAST_ENUMSET_FUNC_NAME(uint, enum)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = child_res->get_uint();
       uint64_t value = 0;
       ret = uint_to_enum(val_uint, str_values, cast_mode, warning, value);
       SET_RES_ENUM(value);
     }
+  }
   return ret;
 }
 
 CAST_ENUMSET_FUNC_NAME(uint, set)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = child_res->get_uint();
       uint64_t value = 0;
       ret = uint_to_set(val_uint, str_values, cast_mode, warning, value);
       SET_RES_SET(value);
     }
+  }
   return ret;
 }
 
+
 CAST_ENUMSET_FUNC_NAME(float, enum)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = static_cast<uint64_t>(static_cast<int64_t>(child_res->get_float()));
       uint64_t value = 0;
       ret = uint_to_enum(val_uint, str_values, cast_mode, warning, value);
       SET_RES_ENUM(value);
     }
+  }
   return ret;
 }
 
 CAST_ENUMSET_FUNC_NAME(float, set)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = static_cast<uint64_t>(static_cast<int64_t>(child_res->get_float()));
       uint64_t value = 0;
       ret = uint_to_set(val_uint, str_values, cast_mode, warning, value);
       SET_RES_SET(value);
     }
+  }
   return ret;
 }
 
 CAST_ENUMSET_FUNC_NAME(double, enum)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = static_cast<uint64_t>(static_cast<int64_t>(child_res->get_double()));
       uint64_t value = 0;
       ret = uint_to_enum(val_uint, str_values, cast_mode, warning, value);
       SET_RES_ENUM(value);
     }
+  }
   return ret;
 }
 
 CAST_ENUMSET_FUNC_NAME(double, set)
 {
-  EVAL_ARG()
-  {
+  EVAL_ARG() {
+    if (child_res->is_null()) {
+      res_datum.set_null();
+    } else {
       int warning = 0;
       uint64_t val_uint = static_cast<uint64_t>(static_cast<int64_t>(child_res->get_double()));
       uint64_t value = 0;
       ret = uint_to_set(val_uint, str_values, cast_mode, warning, value);
       SET_RES_SET(value);
     }
+  }
   return ret;
 }
 
@@ -5385,6 +5414,7 @@ CAST_ENUMSET_FUNC_NAME(number, enum)
   int warning = 0;
   if (OB_FAIL(number_double(expr, ctx, res_datum))) {
     LOG_WARN("fail to cast number to double", K(expr), K(ret));
+  } else if (res_datum.is_null()) {
   } else {
     uint64_t val_uint = static_cast<uint64_t>(static_cast<int64_t>(res_datum.get_double()));
     uint64_t value = 0;
@@ -5400,6 +5430,7 @@ CAST_ENUMSET_FUNC_NAME(number, set)
   int warning = 0;
   if (OB_FAIL(number_double(expr, ctx, res_datum))) {
     LOG_WARN("fail to cast number to double", K(expr), K(ret));
+  } else if (res_datum.is_null()) {
   } else {
     uint64_t val_uint = static_cast<uint64_t>(static_cast<int64_t>(res_datum.get_double()));
     uint64_t value = 0;

src/sql/engine/expr/ob_expr_div.cpp

@@ -698,11 +698,16 @@ int ObExprDiv::div_number(
           //          const int64_t new_scale2 = ROUND_UP(scale2);
           //          const int64_t calc_scale = ROUND_UP(new_scale1 + new_scale2 + div_pi);
           const int64_t calc_scale = expr.div_calc_scale_;
-          if (calc_scale > 0 && OB_FAIL(result_num.trunc(calc_scale))) {
-            // calc_scale is calc_scale ,not res_scale.
-            // trunc with calc_scale and round with res_scale
-            LOG_WARN("failed to trunc result number", K(ret), K(result_num), K(calc_scale));
-          } else {
+          if (calc_scale > 0) {
+            if (T_OP_AGG_DIV == expr.type_) {
+              if (OB_FAIL(result_num.round(expr.datum_meta_.scale_))) {
+                LOG_WARN("failed to round result number", K(ret), K(result_num), K(calc_scale));
+              }
+            } else if (OB_FAIL(result_num.trunc(calc_scale))) {
+              LOG_WARN("failed to round result number", K(ret), K(result_num), K(calc_scale));
+            }
+          }
+          if (OB_SUCC(ret)) {
             result.set_number(result_num);
           }
           LOG_DEBUG("finish div",

src/sql/engine/expr/ob_expr_nvl_promotion.map

@@ -111,7 +111,7 @@ static const ObObjType NVL_TYPE_PROMOTION[ObMaxTC][ObMaxTC] =
     ObDoubleType,/*uint*/
     ObDoubleType,/*float*/
     ObDoubleType,/*double*/
-    ObNumberType,/*number*/
+    ObDoubleType,/*number*/
     ObVarcharType,/*datetime*/
     ObVarcharType,/*date*/
     ObVarcharType,/*time*/
@@ -135,8 +135,8 @@ static const ObObjType NVL_TYPE_PROMOTION[ObMaxTC][ObMaxTC] =
     ObNumberType,/*null*/
     ObNumberType,/*int*/
     ObNumberType,/*uint*/
-    ObNumberType,/*float*/
-    ObNumberType,/*double*/
+    ObDoubleType,/*float*/
+    ObDoubleType,/*double*/
     ObNumberType,/*number*/
     ObVarcharType,/*datetime*/
     ObVarcharType,/*date*/

src/sql/engine/expr/ob_expr_quote.cpp

@@ -44,7 +44,7 @@ int ObExprQuote::calc_result_type1(ObExprResType& type, ObExprResType& type1, Ob
     }
   } else {
     type.set_varchar();
-    type.set_length(type1.get_length());
+    type.set_length(2 * type1.get_length() + 2);
     if OB_FAIL (aggregate_charsets_for_string_result(type, &type1, 1, type_ctx.get_coll_type())) {
       LOG_WARN("aggregate charset for res failed", K(ret));
     } else {