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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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50
src/sql/engine/expr/ob_expr_current_user.cpp
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@ -23,47 +23,40 @@
using namespace oceanbase::common;
using namespace oceanbase::sql;
namespace oceanbase {
namespace sql {
namespace oceanbase
{
namespace sql
{
ObExprCurrentUser::ObExprCurrentUser(ObIAllocator& alloc)
: ObStringExprOperator(alloc, T_FUN_SYS_CURRENT_USER, N_CURRENT_USER, 0)
{}
ObExprCurrentUser::ObExprCurrentUser(ObIAllocator &alloc)
:ObStringExprOperator(alloc, T_FUN_SYS_CURRENT_USER, N_CURRENT_USER, 0)
{
}
ObExprCurrentUser::~ObExprCurrentUser()
{}
{
}
int ObExprCurrentUser::calc_result_type0(ObExprResType& type, ObExprTypeCtx& type_ctx) const
int ObExprCurrentUser::calc_result_type0(ObExprResType &type,
ObExprTypeCtx &type_ctx) const
{
int ret = OB_SUCCESS;
UNUSED(type_ctx);
type.set_varchar();
type.set_default_collation_type();
type.set_collation_level(CS_LEVEL_SYSCONST);
type.set_length(static_cast<ObLength>((OB_MAX_HOST_NAME_LENGTH + OB_MAX_USER_NAME_LENGTH + 1)));
type.set_length(static_cast<ObLength>((OB_MAX_HOST_NAME_LENGTH
+ OB_MAX_USER_NAME_LENGTH + 1)));
return ret;
}
int ObExprCurrentUser::calc_result0(ObObj& result, ObExprCtx& expr_ctx) const
{
int ret = OB_SUCCESS;
const ObSQLSessionInfo* session_info = NULL;
if (OB_ISNULL(session_info = expr_ctx.my_session_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session info is null", K(ret));
} else {
const ObString current_user = session_info->get_user_at_host();
result.set_varchar(current_user);
result.set_collation(result_type_);
}
return ret;
}
int ObExprCurrentUser::eval_current_user(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprCurrentUser::eval_current_user(const ObExpr &expr, ObEvalCtx &ctx,
ObDatum &expr_datum)
{
int ret = OB_SUCCESS;
UNUSED(expr);
const ObBasicSessionInfo* session_info = NULL;
const ObBasicSessionInfo *session_info = NULL;
if (OB_ISNULL(session_info = ctx.exec_ctx_.get_my_session())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("session info is null", K(ret));
@ -73,7 +66,8 @@ int ObExprCurrentUser::eval_current_user(const ObExpr& expr, ObEvalCtx& ctx, ObD
return ret;
}
int ObExprCurrentUser::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
int ObExprCurrentUser::cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const
{
UNUSED(raw_expr);
UNUSED(op_cg_ctx);
@ -81,5 +75,5 @@ int ObExprCurrentUser::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr
return OB_SUCCESS;
}
} // namespace sql
} // namespace oceanbase
}/* ns sql*/
}/* ns oceanbase */