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[SCN REFACTOR] replace flash back snapshot and remove read snapshot session

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This commit is contained in:
wangt1xiuyi
2022-11-28 01:54:50 +00:00
committed by ob-robot
parent c4c13f6296
commit 11485d6a98
268 changed files with 6763 additions and 7737 deletions
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21
src/storage/ddl/ob_tablet_ddl_kv_mgr.cpp
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@ -28,7 +28,7 @@ using namespace oceanbase::storage;
ObTabletDDLKvMgr::ObTabletDDLKvMgr()
: is_inited_(false), is_commit_success_(false), ls_id_(), tablet_id_(), table_key_(), cluster_version_(0),
start_log_ts_(0), max_freeze_log_ts_(0),
table_id_(0), schema_version_(0), head_(0), tail_(0), lock_(), ref_cnt_(0)
table_id_(0), execution_id_(0), head_(0), tail_(0), lock_(), ref_cnt_(0)
{
MEMSET(ddl_kvs_, 0, MAX_DDL_KV_CNT_IN_STORAGE * sizeof(ddl_kvs_[0]));
}
@ -59,7 +59,7 @@ void ObTabletDDLKvMgr::destroy()
start_log_ts_ = 0;
max_freeze_log_ts_ = 0;
table_id_ = 0;
schema_version_ = 0;
execution_id_ = 0;
is_commit_success_ = false;
is_inited_ = false;
}
@ -130,7 +130,11 @@ int ObTabletDDLKvMgr::ddl_start(const ObITable::TableKey &table_key, const int64
return ret;
}
int ObTabletDDLKvMgr::ddl_prepare(const int64_t start_log_ts, const int64_t prepare_log_ts, const uint64_t table_id, const int64_t schema_version)
int ObTabletDDLKvMgr::ddl_prepare(const int64_t start_log_ts,
const int64_t prepare_log_ts,
const uint64_t table_id,
const int64_t execution_id,
const int64_t ddl_task_id)
{
int ret = OB_SUCCESS;
ObDDLKVHandle kv_handle;
@ -146,7 +150,8 @@ int ObTabletDDLKvMgr::ddl_prepare(const int64_t start_log_ts, const int64_t prep
LOG_WARN("freeze ddl kv failed", K(ret), K(prepare_log_ts));
} else {
table_id_ = table_id;
schema_version_ = schema_version;
execution_id_ = execution_id;
ddl_task_id_ = ddl_task_id;
ObDDLTableMergeDagParam param;
param.ls_id_ = ls_id_;
@ -154,7 +159,8 @@ int ObTabletDDLKvMgr::ddl_prepare(const int64_t start_log_ts, const int64_t prep
param.rec_log_ts_ = prepare_log_ts;
param.is_commit_ = true;
param.table_id_ = table_id;
param.schema_version_ = schema_version;
param.execution_id_ = execution_id_;
param.ddl_task_id_ = ddl_task_id_;
const int64_t start_ts = ObTimeUtility::fast_current_time();
while (OB_SUCC(ret) && is_started()) {
if (OB_FAIL(compaction::ObScheduleDagFunc::schedule_ddl_table_merge_dag(param))) {
@ -197,7 +203,8 @@ int ObTabletDDLKvMgr::ddl_commit(const int64_t start_log_ts, const int64_t prepa
param.rec_log_ts_ = prepare_log_ts;
param.is_commit_ = true;
param.table_id_ = table_id_;
param.schema_version_ = schema_version_;
param.execution_id_ = execution_id_;
param.ddl_task_id_ = ddl_task_id_;
// retry submit dag in case of the previous dag failed
if (OB_FAIL(compaction::ObScheduleDagFunc::schedule_ddl_table_merge_dag(param))) {
if (OB_SIZE_OVERFLOW == ret || OB_EAGAIN == ret) {
@ -294,7 +301,7 @@ int ObTabletDDLKvMgr::cleanup()
start_log_ts_ = 0;
max_freeze_log_ts_ = 0;
table_id_ = 0;
schema_version_ = 0;
execution_id_ = 0;
is_commit_success_ = false;
}
return ret;