patch 4.0
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@ -14,25 +14,31 @@
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#include "sql/engine/expr/ob_expr_degrees.h"
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#include "lib/number/ob_number_v2.h"
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#include "sql/engine/expr/ob_expr_util.h"
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#include "sql/parser/ob_item_type.h"
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#include "objit/common/ob_item_type.h"
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#include "sql/session/ob_sql_session_info.h"
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#include <cmath>
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using namespace oceanbase::common;
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using namespace oceanbase::sql;
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namespace oceanbase {
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namespace sql {
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namespace oceanbase
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{
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namespace sql
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{
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const double ObExprDegrees::degrees_ratio_ = 180.0 / std::acos(-1);
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const double ObExprDegrees::degrees_ratio_ = 180.0/std::acos(-1);
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ObExprDegrees::ObExprDegrees(ObIAllocator &alloc)
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: ObFuncExprOperator(alloc, T_FUN_SYS_DEGREES, N_DEGREES, 1, NOT_ROW_DIMENSION)
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{}
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{
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}
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ObExprDegrees::~ObExprDegrees()
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{}
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{
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}
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int ObExprDegrees::calc_result_type1(ObExprResType &type, ObExprResType &radian, ObExprTypeCtx &type_ctx) const
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int ObExprDegrees::calc_result_type1(ObExprResType &type,
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ObExprResType &radian,
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ObExprTypeCtx &type_ctx) const
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{
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UNUSED(type_ctx);
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int ret = OB_SUCCESS;
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@ -46,25 +52,11 @@ int ObExprDegrees::calc_result_type1(ObExprResType &type, ObExprResType &radian,
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return ret;
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}
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int ObExprDegrees::calc_result1(ObObj &result, const ObObj &radian_obj, ObExprCtx &expr_ctx) const
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int ObExprDegrees::calc_degrees_expr(const ObExpr &expr, ObEvalCtx &ctx,
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ObDatum &res_datum)
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{
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int ret = OB_SUCCESS;
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double val = 0.0;
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if (OB_ISNULL(expr_ctx.calc_buf_)) {
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ret = OB_NOT_INIT;
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LOG_WARN("expr_ctx.calc_buf_ is NULL", K(ret));
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} else if (OB_FAIL(radian_obj.get_double(val))) {
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LOG_WARN("get double from obj failed in degrees", K(ret), K(radian_obj), K(val));
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} else {
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result.set_double(val * degrees_ratio_);
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}
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return ret;
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}
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int ObExprDegrees::calc_degrees_expr(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &res_datum)
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{
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int ret = OB_SUCCESS;
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ObDatum *radian = NULL;
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ObDatum * radian = NULL;
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if (OB_FAIL(expr.args_[0]->eval(ctx, radian))) {
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LOG_WARN("eval radian arg failed", K(ret), K(expr));
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} else if (radian->is_null()) {
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@ -77,12 +69,14 @@ int ObExprDegrees::calc_degrees_expr(const ObExpr &expr, ObEvalCtx &ctx, ObDatum
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return ret;
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}
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int ObExprDegrees::cg_expr(ObExprCGCtx &expr_cg_ctx, const ObRawExpr &raw_expr, ObExpr &rt_expr) const
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int ObExprDegrees::cg_expr(ObExprCGCtx &expr_cg_ctx, const ObRawExpr &raw_expr,
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ObExpr &rt_expr) const
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{
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int ret = OB_SUCCESS;
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UNUSED(expr_cg_ctx);
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UNUSED(raw_expr);
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if (OB_UNLIKELY(1 != rt_expr.arg_cnt_) || (ObDoubleType != rt_expr.args_[0]->datum_meta_.type_)) {
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if (OB_UNLIKELY(1 != rt_expr.arg_cnt_) ||
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(ObDoubleType != rt_expr.args_[0]->datum_meta_.type_)) {
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ret = OB_ERR_UNEXPECTED;
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LOG_WARN("invalid arg_cnt_ or res type is invalid", K(ret), K(rt_expr));
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} else {
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@ -91,5 +85,5 @@ int ObExprDegrees::cg_expr(ObExprCGCtx &expr_cg_ctx, const ObRawExpr &raw_expr,
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return ret;
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}
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} // namespace sql
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} // namespace oceanbase
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}
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}
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