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[FEAT MERGE] 424 SQL compatibility patch 433

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Co-authored-by: wjhh2008 <wjh2006-1@163.com>
Co-authored-by: GongYusen <986957406@qq.com>
Co-authored-by: hy-guo <fqboyg@gmail.com>
This commit is contained in:
jingtaoye35
2024-08-23 03:32:01 +00:00
committed by ob-robot
parent cb61323917
commit e537a0c479
296 changed files with 21588 additions and 4122 deletions
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108
src/sql/engine/expr/ob_expr_can_access_trigger.cpp Normal file
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/**
* 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_ENG
#include "sql/engine/expr/ob_expr_can_access_trigger.h"
#include "share/schema/ob_schema_getter_guard.h"
#include "objit/common/ob_item_type.h"
#include "sql/session/ob_sql_session_info.h"
#include "sql/engine/ob_exec_context.h"
using namespace oceanbase::common;
namespace oceanbase
{
namespace sql
{
ObExprCanAccessTrigger::ObExprCanAccessTrigger(ObIAllocator &alloc)
: ObExprOperator(alloc, T_FUN_SYS_CAN_ACCESS_TRIGGER, N_CAN_ACCESS_TRIGGER, 2, NOT_VALID_FOR_GENERATED_COL, NOT_ROW_DIMENSION, true)
{
}
ObExprCanAccessTrigger::~ObExprCanAccessTrigger()
{
}
int ObExprCanAccessTrigger::calc_result_type2(ObExprResType &type,
ObExprResType &type1,
ObExprResType &type2,
ObExprTypeCtx &type_ctx) const
{
UNUSED(type_ctx);
int ret = OB_SUCCESS;
type1.set_calc_type(ObVarcharType);
type1.set_calc_collation_type(CS_TYPE_UTF8MB4_GENERAL_CI);
type2.set_calc_type(ObVarcharType);
type2.set_calc_collation_type(CS_TYPE_UTF8MB4_GENERAL_CI);
type.set_type(ObInt32Type);
return ret;
}
int ObExprCanAccessTrigger::can_access_trigger(const ObExpr &expr,
ObEvalCtx &ctx,
ObDatum &res_datum)
{
int ret = OB_SUCCESS;
bool need_check = false;
if (OB_FAIL(expr.eval_param_value(ctx))) {
LOG_WARN("eval arg failed", K(ret));
} else {
ObDatum &database_name = expr.locate_param_datum(ctx, 0);
ObDatum &table_name = expr.locate_param_datum(ctx, 1);
OX (res_datum.set_true());
ObSQLSessionInfo *session = ctx.exec_ctx_.get_my_session();
ObSessionPrivInfo session_priv;
if (OB_ISNULL(session)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session is NULL", K(ret));
} else if (OB_FAIL(session->check_feature_enable(
ObCompatFeatureType::MYSQL_TRIGGER_PRIV_CHECK, need_check))) {
LOG_WARN("failed to check feature enable", K(ret));
} else if (need_check && lib::is_mysql_mode()) {
if (OB_FAIL(session->get_session_priv_info(session_priv))) {
LOG_WARN("faile to get session priv info", K(ret));
} else {
ObNeedPriv need_priv;
need_priv.priv_level_ = OB_PRIV_TABLE_LEVEL;
need_priv.db_ = database_name.get_string();
need_priv.priv_set_ = OB_PRIV_TRIGGER;
need_priv.table_ = table_name.get_string();
share::schema::ObSchemaGetterGuard *schema_guard =
ctx.exec_ctx_.get_sql_ctx()->schema_guard_;
if (OB_ISNULL(schema_guard)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("schema guard is NULL", K(ret));
} else {
OZ (schema_guard->check_single_table_priv(session_priv, need_priv), K(need_priv), K(ret));
if(OB_ERR_NO_TABLE_PRIVILEGE == ret) {
ret = OB_SUCCESS;
OX (res_datum.set_false());
}
}
}
}
}
return ret;
}
int ObExprCanAccessTrigger::cg_expr(ObExprCGCtx &op_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const
{
UNUSED(raw_expr);
UNUSED(op_cg_ctx);
rt_expr.eval_func_ = ObExprCanAccessTrigger::can_access_trigger;
return OB_SUCCESS;
}
}
}