init push

2021-05-31 22:56:52 +08:00
commit cea7de1475
7020 changed files with 5689869 additions and 0 deletions
--- a/src/sql/engine/expr/ob_expr_quarter.cpp
+++ b/src/sql/engine/expr/ob_expr_quarter.cpp
@ -0,0 +1,112 @@
+/**
+ * Copyright (c) 2021 OceanBase
+ * OceanBase CE is licensed under Mulan PubL v2.
+ * You can use this software according to the terms and conditions of the Mulan PubL v2.
+ * You may obtain a copy of Mulan PubL v2 at:
+ *          http://license.coscl.org.cn/MulanPubL-2.0
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PubL v2 for more details.
+ */
+
+#define USING_LOG_PREFIX SQL_EXE
+#include "sql/engine/expr/ob_expr_quarter.h"
+#include "sql/session/ob_sql_session_info.h"
+#include "sql/engine/ob_exec_context.h"
+#include "sql/engine/expr/ob_datum_cast.h"
+namespace oceanbase {
+namespace sql {
+ObExprQuarter::ObExprQuarter(ObIAllocator& alloc)
+    : ObFuncExprOperator(alloc, T_FUN_SYS_QUARTER, N_QUARTER, 1, NOT_ROW_DIMENSION)
+{}
+ObExprQuarter::~ObExprQuarter()
+{}
+int ObExprQuarter::calc_result_type1(ObExprResType& type, ObExprResType& date, common::ObExprTypeCtx& type_ctx) const
+{
+  UNUSED(type_ctx);
+  UNUSED(date);
+  type.set_int();
+  type.set_scale(common::DEFAULT_SCALE_FOR_INTEGER);
+  type.set_precision(common::ObAccuracy ::DDL_DEFAULT_ACCURACY[common::ObIntType].precision_);
+  if (ob_is_enumset_tc(date.get_type())) {
+    date.set_calc_type(common::ObVarcharType);
+  }
+  return common::OB_SUCCESS;
+}
+int ObExprQuarter::calc_result1(ObObj& result, const ObObj& obj, ObExprCtx& expr_ctx) const
+{
+  int ret = OB_SUCCESS;
+  int64_t quarter = 0;
+  ObTime ot;
+  if (OB_UNLIKELY(obj.is_null())) {
+    result.set_null();
+  } else if (OB_FAIL(ob_obj_to_ob_time_with_date(obj, get_timezone_info(expr_ctx.my_session_), ot, false))) {
+    LOG_WARN("cast to ob time failed", K(ret), K(obj), K(expr_ctx.cast_mode_));
+    if (CM_IS_WARN_ON_FAIL(expr_ctx.cast_mode_)) {
+      ret = OB_SUCCESS;
+    }
+    result.set_null();
+  } else if (ot.parts_[DT_YEAR] <= 0) {
+    result.set_null();
+  } else {
+    quarter = ObTimeConverter::ob_time_to_int_extract(ot, ObDateUnitType::DATE_UNIT_QUARTER);
+    result.set_int(quarter);
+  }
+  return ret;
+}
+
+int ObExprQuarter::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
+{
+  UNUSED(op_cg_ctx);
+  UNUSED(raw_expr);
+  int ret = OB_SUCCESS;
+  if (rt_expr.arg_cnt_ != 1) {
+    ret = OB_INVALID_ARGUMENT;
+    LOG_WARN("quarter expr should have one param", K(ret), K(rt_expr.arg_cnt_));
+  } else if (OB_ISNULL(rt_expr.args_) || OB_ISNULL(rt_expr.args_[0])) {
+    ret = OB_ERR_UNEXPECTED;
+    LOG_WARN("children of quater expr is null", K(ret), K(rt_expr.args_));
+  } else {
+    rt_expr.eval_func_ = &calc_quater;
+  }
+  return ret;
+}
+
+int ObExprQuarter::calc_quater(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
+{
+  int ret = OB_SUCCESS;
+  ObDatum* param_datum = NULL;
+  ObTime ot;
+  const ObSQLSessionInfo* session = NULL;
+  if (OB_ISNULL(session = ctx.exec_ctx_.get_my_session())) {
+    ret = OB_ERR_UNEXPECTED;
+    LOG_WARN("session is null", K(ret));
+  } else if (OB_FAIL(expr.args_[0]->eval(ctx, param_datum))) {
+    LOG_WARN("eval param value failed");
+  } else if (OB_UNLIKELY(param_datum->is_null())) {
+    expr_datum.set_null();
+  } else if (OB_FAIL(ob_datum_to_ob_time_with_date(*param_datum,
+                 expr.args_[0]->datum_meta_.type_,
+                 get_timezone_info(session),
+                 ot,
+                 get_cur_time(ctx.exec_ctx_.get_physical_plan_ctx()),
+                 false))) {
+    LOG_WARN("cast to ob time failed", K(ret));
+    uint64_t cast_mode = 0;
+    ObSQLUtils::get_default_cast_mode(session->get_stmt_type(), session, cast_mode);
+    if (CM_IS_WARN_ON_FAIL(cast_mode)) {
+      ret = OB_SUCCESS;
+    }
+    expr_datum.set_null();
+  } else if (ot.parts_[DT_YEAR] <= 0) {
+    expr_datum.set_null();
+  } else {
+    int64_t quarter = ObTimeConverter::ob_time_to_int_extract(ot, ObDateUnitType::DATE_UNIT_QUARTER);
+    expr_datum.set_int(quarter);
+  }
+  return ret;
+}
+
+}  // end namespace sql
+}  // end namespace oceanbase