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patch 4.0

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This commit is contained in:
wangzelin.wzl
2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
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82
src/sql/engine/expr/ob_expr_length.cpp
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@ -17,32 +17,38 @@
#include <string.h>
#include "lib/oblog/ob_log.h"
#include "share/object/ob_obj_cast.h"
#include "sql/parser/ob_item_type.h"
#include "objit/common/ob_item_type.h"
//#include "sql/engine/expr/ob_expr_promotion_util.h"
#include "sql/session/ob_sql_session_info.h"
#include "sql/engine/expr/ob_expr_util.h"
namespace oceanbase {
namespace oceanbase
{
using namespace common;
namespace sql {
namespace sql
{
ObExprLength::ObExprLength(ObIAllocator& alloc)
ObExprLength::ObExprLength(ObIAllocator &alloc)
: ObFuncExprOperator(alloc, T_FUN_SYS_LENGTH, N_LENGTH, 1, NOT_ROW_DIMENSION)
{}
{
}
ObExprLength::~ObExprLength()
{}
{
}
int ObExprLength::calc_result_type1(ObExprResType& type, ObExprResType& text, ObExprTypeCtx& type_ctx) const
int ObExprLength::calc_result_type1(ObExprResType &type, ObExprResType &text,
ObExprTypeCtx &type_ctx) const
{
int ret = OB_SUCCESS;
const ObSQLSessionInfo* session = type_ctx.get_session();
const ObSQLSessionInfo *session = type_ctx.get_session();
if (OB_ISNULL(session)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session is NULL", K(ret));
} else {
if (share::is_oracle_mode()) {
const ObAccuracy& acc = ObAccuracy::DDL_DEFAULT_ACCURACY2[common::ORACLE_MODE][common::ObNumberType];
if (lib::is_oracle_mode()) {
const ObAccuracy &acc =
ObAccuracy::DDL_DEFAULT_ACCURACY2[common::ORACLE_MODE][common::ObNumberType];
type.set_number();
type.set_scale(acc.get_scale());
type.set_precision(acc.get_precision());
@ -62,41 +68,7 @@ int ObExprLength::calc_result_type1(ObExprResType& type, ObExprResType& text, Ob
return ret;
}
int ObExprLength::calc(ObObj& result, const ObObj& text, ObExprCtx& expr_ctx)
{
int ret = OB_SUCCESS;
ObObjTypeClass type_class = ob_obj_type_class(text.get_type());
if (!ob_is_castable_type_class(type_class)) {
result.set_null();
} else {
if (share::is_oracle_mode()) {
ObString m_text = text.get_string();
size_t c_len =
ObCharset::strlen_char(text.get_collation_type(), m_text.ptr(), static_cast<int64_t>(m_text.length()));
number::ObNumber num;
if (OB_FAIL(num.from(static_cast<int64_t>(c_len), *(expr_ctx.calc_buf_)))) {
LOG_WARN("copy number fail", K(ret));
} else {
result.set_number(num);
}
} else {
TYPE_CHECK(text, ObVarcharType);
ObString m_text = text.get_string();
result.set_int(static_cast<int64_t>(m_text.length()));
}
}
UNUSED(expr_ctx);
return ret;
}
int ObExprLength::calc_result1(ObObj& result, const ObObj& text, ObExprCtx& expr_ctx) const
{
int ret = OB_SUCCESS;
ret = calc(result, text, expr_ctx);
return ret;
}
int ObExprLength::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
int ObExprLength::cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr, ObExpr &rt_expr) const
{
UNUSED(op_cg_ctx);
UNUSED(raw_expr);
@ -113,7 +85,7 @@ int ObExprLength::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObE
if (!ob_is_castable_type_class(type_class)) {
rt_expr.eval_func_ = ObExprLength::calc_null;
} else if (share::is_oracle_mode()) {
} else if (lib::is_oracle_mode()) {
rt_expr.eval_func_ = ObExprLength::calc_oracle_mode;
} else {
CK(ObVarcharType == text_type);
@ -123,25 +95,25 @@ int ObExprLength::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObE
return ret;
}
int ObExprLength::calc_null(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprLength::calc_null(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum)
{
UNUSED(expr);
UNUSED(ctx);
expr_datum.set_null();
return OB_SUCCESS;
}
int ObExprLength::calc_oracle_mode(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprLength::calc_oracle_mode(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum)
{
int ret = OB_SUCCESS;
ObDatum* text_datum = NULL;
ObDatum *text_datum = NULL;
if (OB_FAIL(expr.args_[0]->eval(ctx, text_datum))) {
LOG_WARN("eval param value failed", K(ret));
} else if (text_datum->is_null()) {
expr_datum.set_null();
} else {
ObString m_text = text_datum->get_string();
size_t c_len = ObCharset::strlen_char(
expr.args_[0]->datum_meta_.cs_type_, m_text.ptr(), static_cast<int64_t>(m_text.length()));
size_t c_len = ObCharset::strlen_char(expr.args_[0]->datum_meta_.cs_type_, m_text.ptr(),
static_cast<int64_t>(m_text.length()));
ObNumStackOnceAlloc tmp_alloc;
number::ObNumber num;
if (OB_FAIL(num.from(static_cast<int64_t>(c_len), tmp_alloc))) {
@ -152,10 +124,10 @@ int ObExprLength::calc_oracle_mode(const ObExpr& expr, ObEvalCtx& ctx, ObDatum&
}
return ret;
}
int ObExprLength::calc_mysql_mode(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprLength::calc_mysql_mode(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum)
{
int ret = OB_SUCCESS;
ObDatum* text_datum = NULL;
ObDatum *text_datum = NULL;
if (OB_FAIL(expr.args_[0]->eval(ctx, text_datum))) {
LOG_WARN("eval param value failed", K(ret));
} else if (text_datum->is_null()) {
@ -166,5 +138,5 @@ int ObExprLength::calc_mysql_mode(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& e
return ret;
}
} // namespace sql
} // namespace oceanbase
}
}