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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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221
src/sql/engine/expr/ob_expr_timestamp.cpp
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@ -19,92 +19,41 @@
#include "sql/engine/ob_exec_context.h"
#include "share/system_variable/ob_system_variable.h"
namespace oceanbase {
namespace oceanbase
{
using namespace common;
using namespace share;
namespace sql {
ObExprSysTimestamp::ObExprSysTimestamp(ObIAllocator& alloc)
namespace sql
{
ObExprSysTimestamp::ObExprSysTimestamp(ObIAllocator &alloc)
: ObFuncExprOperator(alloc, T_FUN_SYS_SYSTIMESTAMP, N_SYSTIMESTAMP, 0, NOT_ROW_DIMENSION)
{}
{
}
ObExprSysTimestamp::~ObExprSysTimestamp()
{}
{
}
int ObExprSysTimestamp::calc_result_type0(ObExprResType& type, ObExprTypeCtx& type_ctx) const
int ObExprSysTimestamp::calc_result_type0(ObExprResType &type, ObExprTypeCtx &type_ctx) const
{
UNUSED(type_ctx);
type.set_timestamp_tz();
return OB_SUCCESS;
}
int ObExprSysTimestamp::calc_result0(ObObj& result, ObExprCtx& expr_ctx) const
{
int ret = OB_SUCCESS;
int64_t utc_timestamp = 0;
ObTimeZoneInfoWrap tz_info_wrap;
const ObTimeZoneInfo* cur_tz_info = get_timezone_info(expr_ctx.my_session_);
if (OB_ISNULL(expr_ctx.phy_plan_ctx_) || OB_ISNULL(expr_ctx.my_session_) || OB_ISNULL(cur_tz_info)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("expr_ctx.phy_plan_ctx_ or expr_ctx.my_session_ is null", K(expr_ctx.my_session_), K(cur_tz_info), K(ret));
} else if (OB_UNLIKELY(!expr_ctx.phy_plan_ctx_->has_cur_time())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("physical plan context don't have time value", K(ret));
} else {
utc_timestamp = expr_ctx.phy_plan_ctx_->get_cur_time().get_datetime();
ObString sys_time_zone;
const ObString OLD_SERVER_SYSTIMEZONE("CST");
if (OB_FAIL(expr_ctx.my_session_->get_sys_variable(share::SYS_VAR_SYSTEM_TIME_ZONE, sys_time_zone))) {
LOG_WARN("Get sys variable error", K(ret));
} else if (0 == sys_time_zone.case_compare(OLD_SERVER_SYSTIMEZONE)) {
LOG_DEBUG("sys_time_zone is CST, maybe from old server, use local value instead",
K(sys_time_zone),
"local value",
ObSpecialSysVarValues::system_time_zone_str_);
sys_time_zone = ObSpecialSysVarValues::system_time_zone_str_;
}
if (OB_SUCC(ret)) {
if (OB_FAIL(tz_info_wrap.init_time_zone(
sys_time_zone, OB_INVALID_VERSION, *(const_cast<ObTZInfoMap*>(cur_tz_info->get_tz_info_map()))))) {
LOG_WARN("tz_info_wrap init_time_zone fail", KR(ret), K(sys_time_zone));
} else {
cur_tz_info = tz_info_wrap.get_time_zone_info();
LOG_DEBUG("succ to get tz_info", K(sys_time_zone), K(cur_tz_info));
}
}
}
if (OB_SUCC(ret)) {
int64_t dt_value = 0;
int64_t odate_value = 0;
ObOTimestampData timestamp_value;
if (OB_FAIL(ObTimeConverter::timestamp_to_datetime(utc_timestamp, cur_tz_info, dt_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else if (FALSE_IT(ObTimeConverter::datetime_to_odate(dt_value, odate_value))) {
} else if (OB_FAIL(ObTimeConverter::odate_to_otimestamp(
odate_value, cur_tz_info, ObTimestampTZType, timestamp_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else {
result.set_timestamp_tz(timestamp_value);
}
}
return ret;
}
int ObExprSysTimestamp::eval_systimestamp(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprSysTimestamp::eval_systimestamp(const ObExpr &expr, ObEvalCtx &ctx,
ObDatum &expr_datum)
{
int ret = OB_SUCCESS;
UNUSED(expr);
int64_t utc_timestamp = 0;
ObTimeZoneInfoWrap tz_info_wrap;
const ObTimeZoneInfo* cur_tz_info = get_timezone_info(ctx.exec_ctx_.get_my_session());
if (OB_ISNULL(ctx.exec_ctx_.get_physical_plan_ctx()) || OB_ISNULL(ctx.exec_ctx_.get_my_session()) ||
OB_ISNULL(cur_tz_info)) {
const ObTimeZoneInfo *cur_tz_info = get_timezone_info(ctx.exec_ctx_.get_my_session());
if (OB_ISNULL(ctx.exec_ctx_.get_physical_plan_ctx())
|| OB_ISNULL(ctx.exec_ctx_.get_my_session())
|| OB_ISNULL(cur_tz_info)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("phy_plan_ctx_ or my_session_ or cur_tz_info is null",
"phy_plan_ctx",
ctx.exec_ctx_.get_physical_plan_ctx(),
K(cur_tz_info),
K(ret));
"phy_plan_ctx", ctx.exec_ctx_.get_physical_plan_ctx(), K(cur_tz_info), K(ret));
} else if (OB_UNLIKELY(!ctx.exec_ctx_.get_physical_plan_ctx()->has_cur_time())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("physical plan context don't have current time value");
@ -112,19 +61,18 @@ int ObExprSysTimestamp::eval_systimestamp(const ObExpr& expr, ObEvalCtx& ctx, Ob
utc_timestamp = ctx.exec_ctx_.get_physical_plan_ctx()->get_cur_time().get_datetime();
ObString sys_time_zone;
const ObString OLD_SERVER_SYSTIMEZONE("CST");
if (OB_FAIL(ctx.exec_ctx_.get_my_session()->get_sys_variable(share::SYS_VAR_SYSTEM_TIME_ZONE, sys_time_zone))) {
if (OB_FAIL(ctx.exec_ctx_.get_my_session()->get_sys_variable(share::SYS_VAR_SYSTEM_TIME_ZONE,
sys_time_zone))) {
LOG_WARN("Get sys variable error", K(ret));
} else if (0 == sys_time_zone.case_compare(OLD_SERVER_SYSTIMEZONE)) {
LOG_DEBUG("sys_time_zone is CST, maybe from old server, use local value instead",
K(sys_time_zone),
"local value",
ObSpecialSysVarValues::system_time_zone_str_);
K(sys_time_zone), "local value", ObSpecialSysVarValues::system_time_zone_str_);
sys_time_zone = ObSpecialSysVarValues::system_time_zone_str_;
}
if (OB_SUCC(ret)) {
if (OB_FAIL(tz_info_wrap.init_time_zone(
sys_time_zone, OB_INVALID_VERSION, *(const_cast<ObTZInfoMap*>(cur_tz_info->get_tz_info_map()))))) {
if (OB_FAIL(tz_info_wrap.init_time_zone(sys_time_zone,
OB_INVALID_VERSION, *(const_cast<ObTZInfoMap *>(cur_tz_info->get_tz_info_map()))))) {
LOG_WARN("tz_info_wrap init_time_zone fail", KR(ret), K(sys_time_zone));
} else {
cur_tz_info = tz_info_wrap.get_time_zone_info();
@ -137,11 +85,15 @@ int ObExprSysTimestamp::eval_systimestamp(const ObExpr& expr, ObEvalCtx& ctx, Ob
int64_t dt_value = 0;
int64_t odate_value = 0;
ObOTimestampData timestamp_value;
if (OB_FAIL(ObTimeConverter::timestamp_to_datetime(utc_timestamp, cur_tz_info, dt_value))) {
if (OB_FAIL(ObTimeConverter::timestamp_to_datetime(utc_timestamp,
cur_tz_info,
dt_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else if (FALSE_IT(ObTimeConverter::datetime_to_odate(dt_value, odate_value))) {
} else if (OB_FAIL(ObTimeConverter::odate_to_otimestamp(
odate_value, cur_tz_info, ObTimestampTZType, timestamp_value))) {
} else if (OB_FAIL(ObTimeConverter::odate_to_otimestamp(odate_value,
cur_tz_info,
ObTimestampTZType,
timestamp_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else {
expr_datum.set_otimestamp_tz(timestamp_value);
@ -150,7 +102,8 @@ int ObExprSysTimestamp::eval_systimestamp(const ObExpr& expr, ObEvalCtx& ctx, Ob
return ret;
}
int ObExprSysTimestamp::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
int ObExprSysTimestamp::cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const
{
UNUSED(raw_expr);
UNUSED(op_cg_ctx);
@ -158,62 +111,33 @@ int ObExprSysTimestamp::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_exp
return OB_SUCCESS;
}
ObExprLocalTimestamp::ObExprLocalTimestamp(ObIAllocator& alloc)
: ObFuncExprOperator(alloc, T_FUN_SYS_LOCALTIMESTAMP, N_LOCALTIMESTAMP, 0, NOT_ROW_DIMENSION)
{}
ObExprLocalTimestamp::~ObExprLocalTimestamp()
{}
int ObExprLocalTimestamp::calc_result_type0(ObExprResType& type, ObExprTypeCtx& type_ctx) const
ObExprLocalTimestamp::ObExprLocalTimestamp(ObIAllocator &alloc)
: ObFuncExprOperator(alloc, T_FUN_SYS_LOCALTIMESTAMP, N_LOCALTIMESTAMP, 0, NOT_ROW_DIMENSION)
{
// https://docs.oracle.com/cd/B19306_01/server.102/b14200/functions079.htm
}
ObExprLocalTimestamp::~ObExprLocalTimestamp()
{
}
int ObExprLocalTimestamp::calc_result_type0(ObExprResType &type, ObExprTypeCtx &type_ctx) const
{
//https://docs.oracle.com/cd/B19306_01/server.102/b14200/functions079.htm
UNUSED(type_ctx);
type.set_timestamp_nano();
return OB_SUCCESS;
}
int ObExprLocalTimestamp::calc_result0(ObObj& result, ObExprCtx& expr_ctx) const
{
int ret = OB_SUCCESS;
if (OB_ISNULL(expr_ctx.phy_plan_ctx_) || OB_ISNULL(expr_ctx.my_session_)) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("expr_ctx.phy_plan_ctx_ or expr_ctx.my_session_ is null", K(ret));
} else if (OB_UNLIKELY(!expr_ctx.phy_plan_ctx_->has_cur_time())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("physical plan context don't have curr time value");
} else {
int64_t utc_value = expr_ctx.phy_plan_ctx_->get_cur_time_tardy_value();
int64_t dt_value = 0;
int64_t odate_value = 0;
ObOTimestampData ts_value;
if (OB_FAIL(ObTimeConverter::timestamp_to_datetime(utc_value,
get_timezone_info(expr_ctx.my_session_), // TODO:change this to sys timezone
dt_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else if (FALSE_IT(ObTimeConverter::trunc_datetime(result_type_.get_scale(), dt_value))) {
} else if (FALSE_IT(ObTimeConverter::datetime_to_odate(dt_value, odate_value))) {
} else if (OB_FAIL(ObTimeConverter::odate_to_otimestamp(odate_value,
get_timezone_info(expr_ctx.my_session_), // TODO:change this to sys timezone
ObTimestampNanoType,
ts_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else {
result.set_otimestamp_value(ObTimestampNanoType, ts_value);
}
}
return ret;
}
int ObExprLocalTimestamp::eval_localtimestamp(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum)
int ObExprLocalTimestamp::eval_localtimestamp(const ObExpr &expr, ObEvalCtx &ctx,
ObDatum &expr_datum)
{
int ret = OB_SUCCESS;
UNUSED(expr);
if (OB_ISNULL(ctx.exec_ctx_.get_physical_plan_ctx()) || OB_ISNULL(ctx.exec_ctx_.get_my_session())) {
if (OB_ISNULL(ctx.exec_ctx_.get_physical_plan_ctx())
|| OB_ISNULL(ctx.exec_ctx_.get_my_session())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("phy_plan_ctx_ or my_session_ or cur_tz_info is null",
"phy_plan_ctx",
ctx.exec_ctx_.get_physical_plan_ctx(),
K(ret));
"phy_plan_ctx", ctx.exec_ctx_.get_physical_plan_ctx(), K(ret));
} else if (OB_UNLIKELY(!ctx.exec_ctx_.get_physical_plan_ctx()->has_cur_time())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("physical plan context don't have current time value");
@ -222,13 +146,16 @@ int ObExprLocalTimestamp::eval_localtimestamp(const ObExpr& expr, ObEvalCtx& ctx
int64_t dt_value = 0;
int64_t odate_value = 0;
ObOTimestampData ts_value;
if (OB_FAIL(ObTimeConverter::timestamp_to_datetime(
utc_value, get_timezone_info(ctx.exec_ctx_.get_my_session()), dt_value))) {
if (OB_FAIL(ObTimeConverter::timestamp_to_datetime(utc_value,
get_timezone_info(ctx.exec_ctx_.get_my_session()),
dt_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else if (FALSE_IT(ObTimeConverter::trunc_datetime(expr.datum_meta_.scale_, dt_value))) {
} else if (FALSE_IT(ObTimeConverter::datetime_to_odate(dt_value, odate_value))) {
} else if (OB_FAIL(ObTimeConverter::odate_to_otimestamp(
odate_value, get_timezone_info(ctx.exec_ctx_.get_my_session()), ObTimestampNanoType, ts_value))) {
} else if (OB_FAIL(ObTimeConverter::odate_to_otimestamp(odate_value,
get_timezone_info(ctx.exec_ctx_.get_my_session()),
ObTimestampNanoType,
ts_value))) {
LOG_WARN("failed to convert timestamp to datetime", K(ret));
} else {
expr_datum.set_otimestamp_tiny(ts_value);
@ -237,7 +164,8 @@ int ObExprLocalTimestamp::eval_localtimestamp(const ObExpr& expr, ObEvalCtx& ctx
return ret;
}
int ObExprLocalTimestamp::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const
int ObExprLocalTimestamp::cg_expr(ObExprCGCtx &op_cg_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const
{
UNUSED(raw_expr);
UNUSED(op_cg_ctx);
@ -245,7 +173,8 @@ int ObExprLocalTimestamp::cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_e
return OB_SUCCESS;
}
int ObExprToTimestamp::set_my_result_from_ob_time(ObExprCtx& expr_ctx, ObTime& ob_time, common::ObObj& result) const
int ObExprToTimestamp::set_my_result_from_ob_time(ObExprCtx &expr_ctx, ObTime &ob_time, common::ObObj &result) const
{
int ret = OB_SUCCESS;
UNUSED(expr_ctx);
@ -259,7 +188,7 @@ int ObExprToTimestamp::set_my_result_from_ob_time(ObExprCtx& expr_ctx, ObTime& o
return ret;
}
int ObExprToTimestampTZ::set_my_result_from_ob_time(ObExprCtx& expr_ctx, ObTime& ob_time, common::ObObj& result) const
int ObExprToTimestampTZ::set_my_result_from_ob_time(ObExprCtx &expr_ctx, ObTime &ob_time, common::ObObj &result) const
{
int ret = OB_SUCCESS;
ObTimeConvertCtx time_cvrt_ctx(get_timezone_info(expr_ctx.my_session_), false);
@ -315,36 +244,6 @@ int ObExprTimestamp::calc_result_typeN(ObExprResType &type,
return ret;
}
int ObExprTimestamp::calc_resultN(ObObj &result,
const common::ObObj *objs_array,
int64_t param_num,
ObExprCtx &expr_ctx) const
{
int ret = OB_SUCCESS;
if (OB_UNLIKELY(objs_array[0].is_null())) {
result.set_null();
} else {
TYPE_CHECK(objs_array[0], ObDateTimeType);
if (OB_FAIL(ret)) {
} else if (1 == param_num) {
result = objs_array[0];
} else if (2 == param_num) {
if (objs_array[1].is_null()) {
result.set_null();
} else if (ObTimeType != objs_array[1].get_type()) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("expect time type param", K(ret), K(objs_array[1]));
} else {
int64_t datetime = objs_array[0].get_datetime();
int64_t time = objs_array[1].get_time();
result.set_datetime(datetime + time);
}
}
}
UNUSED(expr_ctx);
return ret;
}
int ObExprTimestamp::cg_expr(ObExprCGCtx &expr_cg_ctx, const ObRawExpr &raw_expr,
ObExpr &rt_expr) const
{
@ -401,5 +300,5 @@ int ObExprTimestamp::calc_timestamp2(const ObExpr &expr, ObEvalCtx &ctx, ObDatum
return ret;
}
} // namespace sql
} // namespace oceanbase
} //namespace sql
} //namespace oceanbase