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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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107
src/sql/engine/expr/ob_expr_timezone.cpp
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@ -17,66 +17,42 @@
#include "share/system_variable/ob_sys_var_class_type.h"
using namespace oceanbase::common;
namespace oceanbase {
namespace sql {
namespace oceanbase
{
namespace sql
{
const int64_t ORACLE_SESSIONTIMEZONE_MAX_LENGTH = 75;
const int64_t ORACLE_DBTIMEZONE_MAX_LENGTH = 6; //[+|-]TZH:TZM
const int64_t ORACLE_DBTIMEZONE_MAX_LENGTH = 6;//[+|-]TZH:TZM
ObExprBaseTimezone::ObExprBaseTimezone(
ObIAllocator& alloc, ObExprOperatorType type, const char* name, const bool is_sessiontimezone)
: ObFuncExprOperator(alloc, type, name, 0, NOT_ROW_DIMENSION), is_sessiontimezone_(is_sessiontimezone)
{}
int ObExprBaseTimezone::calc_result_type0(ObExprResType& type, ObExprTypeCtx& type_ctx) const
ObExprBaseTimezone::ObExprBaseTimezone(ObIAllocator &alloc, ObExprOperatorType type,
const char *name, const bool is_sessiontimezone)
: ObFuncExprOperator(alloc, type, name, 0, NOT_ROW_DIMENSION), is_sessiontimezone_(is_sessiontimezone)
{
}
int ObExprBaseTimezone::calc_result_type0(ObExprResType &type, ObExprTypeCtx &type_ctx) const
{
type.set_varchar();
type.set_collation_type(type_ctx.get_coll_type());
type.set_collation_level(CS_LEVEL_IMPLICIT);
type.set_length(is_sessiontimezone_ ? ORACLE_SESSIONTIMEZONE_MAX_LENGTH : ORACLE_DBTIMEZONE_MAX_LENGTH);
type.set_length_semantics(
OB_NOT_NULL(type_ctx.get_session()) ? type_ctx.get_session()->get_actual_nls_length_semantics() : LS_BYTE);
type.set_length_semantics(OB_NOT_NULL(type_ctx.get_session()) ? type_ctx.get_session()->get_actual_nls_length_semantics(): LS_BYTE);
return OB_SUCCESS;
}
ObExprSessiontimezone::ObExprSessiontimezone(ObIAllocator& alloc)
: ObExprBaseTimezone(alloc, T_FUN_SYS_SESSIONTIMEZONE, N_SESSIONTIMEZONE, true)
{}
int ObExprSessiontimezone::calc_result0(ObObj& result, ObExprCtx& expr_ctx) const
ObExprSessiontimezone::ObExprSessiontimezone(ObIAllocator &alloc)
: ObExprBaseTimezone(alloc, T_FUN_SYS_SESSIONTIMEZONE, N_SESSIONTIMEZONE, true)
{
int ret = OB_SUCCESS;
const ObSQLSessionInfo* session_info = NULL;
char tmp_buf[ORACLE_SESSIONTIMEZONE_MAX_LENGTH] = {0};
char* res_ptr = NULL;
int64_t pos = 0;
if (OB_ISNULL(session_info = expr_ctx.my_session_) || OB_ISNULL(expr_ctx.calc_buf_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("ObSQLSessionInfo or calc_buf_ is NULL", KP(expr_ctx.calc_buf_), K(ret));
} else if (OB_ISNULL(session_info->get_tz_info_wrap().get_time_zone_info())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("time_zone_info is NULL", KPC(session_info), K(ret));
} else if (OB_FAIL(session_info->get_tz_info_wrap().get_time_zone_info()->timezone_to_str(
tmp_buf, ORACLE_SESSIONTIMEZONE_MAX_LENGTH, pos))) {
LOG_WARN("failed to timezone_to_str",
"time_zone_info",
*(session_info->get_tz_info_wrap().get_time_zone_info()),
K(ret));
} else if (OB_ISNULL(res_ptr = static_cast<char*>(expr_ctx.calc_buf_->alloc(pos)))) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_WARN("Failed to alloc", K(pos), K(ret));
} else {
MEMCPY(res_ptr, tmp_buf, pos);
result.set_varchar(res_ptr, pos);
result.set_collation(result_type_);
}
return OB_SUCCESS;
}
int ObExprSessiontimezone::eval_session_timezone(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprSessiontimezone::eval_session_timezone(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));
@ -87,13 +63,11 @@ int ObExprSessiontimezone::eval_session_timezone(const ObExpr& expr, ObEvalCtx&
char tmp_buf[ORACLE_SESSIONTIMEZONE_MAX_LENGTH] = {0};
int64_t pos = 0;
if (OB_FAIL(session_info->get_tz_info_wrap().get_time_zone_info()->timezone_to_str(
tmp_buf, ORACLE_SESSIONTIMEZONE_MAX_LENGTH, pos))) {
tmp_buf, ORACLE_SESSIONTIMEZONE_MAX_LENGTH, pos))) {
LOG_WARN("failed to timezone_to_str",
"time_zone_info",
*(session_info->get_tz_info_wrap().get_time_zone_info()),
K(ret));
"time_zone_info", *(session_info->get_tz_info_wrap().get_time_zone_info()), K(ret));
} else {
char* buf = expr.get_str_res_mem(ctx, pos);
char *buf = expr.get_str_res_mem(ctx, pos);
if (OB_ISNULL(buf)) {
ret = OB_ERR_UNEXPECTED;
SERVER_LOG(WARN, "buff is null", K(ret));
@ -106,7 +80,8 @@ int ObExprSessiontimezone::eval_session_timezone(const ObExpr& expr, ObEvalCtx&
return ret;
}
int ObExprSessiontimezone::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
int ObExprSessiontimezone::cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const
{
UNUSED(raw_expr);
UNUSED(op_cg_ctx);
@ -114,38 +89,19 @@ int ObExprSessiontimezone::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_
return OB_SUCCESS;
}
ObExprDbtimezone::ObExprDbtimezone(ObIAllocator& alloc)
: ObExprBaseTimezone(alloc, T_FUN_SYS_DBTIMEZONE, N_DBTIMEZONE, false)
{}
int ObExprDbtimezone::calc_result0(ObObj& result, ObExprCtx& expr_ctx) const
ObExprDbtimezone::ObExprDbtimezone(ObIAllocator &alloc)
: ObExprBaseTimezone(alloc, T_FUN_SYS_DBTIMEZONE, N_DBTIMEZONE, false)
{
int ret = OB_SUCCESS;
const ObSQLSessionInfo* session_info = NULL;
const char const_dbtimezone_str[] = "+00:00";
const size_t const_size = strlen(const_dbtimezone_str);
char* res_ptr = NULL;
if (OB_ISNULL(expr_ctx.calc_buf_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("calc_buf_ is NULL", K(ret));
} else if (OB_ISNULL(res_ptr = static_cast<char*>(expr_ctx.calc_buf_->alloc(const_size)))) {
ret = OB_ALLOCATE_MEMORY_FAILED;
LOG_WARN("Failed to alloc", K(const_size), K(ret));
} else {
MEMCPY(res_ptr, const_dbtimezone_str, const_size);
result.set_varchar(res_ptr, const_size);
result.set_collation(result_type_);
}
return OB_SUCCESS;
}
int ObExprDbtimezone::eval_db_timezone(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprDbtimezone::eval_db_timezone(const ObExpr &expr, ObEvalCtx &ctx,
ObDatum &expr_datum)
{
int ret = OB_SUCCESS;
const char const_dbtimezone_str[] = "+00:00";
const size_t const_size = strlen(const_dbtimezone_str);
char* buf = expr.get_str_res_mem(ctx, const_size);
int32_t pos = 0;
char *buf = expr.get_str_res_mem(ctx, const_size);
if (OB_ISNULL(buf)) {
ret = OB_ERR_UNEXPECTED;
SERVER_LOG(WARN, "buff is null", K(ret));
@ -156,7 +112,8 @@ int ObExprDbtimezone::eval_db_timezone(const ObExpr& expr, ObEvalCtx& ctx, ObDat
return ret;
}
int ObExprDbtimezone::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
int ObExprDbtimezone::cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const
{
UNUSED(raw_expr);
UNUSED(op_cg_ctx);
@ -164,5 +121,5 @@ int ObExprDbtimezone::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr,
return OB_SUCCESS;
}
} // namespace sql
} // namespace oceanbase
}/* ns sql*/
}/* ns oceanbase */