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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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8
src/sql/das/ob_das_scan_op.cpp
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@ -264,9 +264,7 @@ int ObDASScanOp::open_op()
if (OB_FAIL(init_scan_param())) {
LOG_WARN("init scan param failed", K(ret));
} else if (OB_FAIL(tsc_service.table_scan(scan_param_, result_))) {
if (OB_SNAPSHOT_DISCARDED == ret
&& transaction::ObTransVersion::INVALID_TRANS_VERSION !=
scan_param_.fb_snapshot_) {
if (OB_SNAPSHOT_DISCARDED == ret && scan_param_.fb_snapshot_.is_valid()) {
ret = OB_INVALID_QUERY_TIMESTAMP;
} else if (OB_TRY_LOCK_ROW_CONFLICT != ret) {
LOG_WARN("fail to scan table", K(scan_param_), K(ret));
@ -1064,9 +1062,7 @@ OB_INLINE int ObLocalIndexLookupOp::do_index_lookup()
LOG_WARN("init scan param failed", K(ret));
} else if (OB_FAIL(tsc_service.table_scan(scan_param_,
storage_iter))) {
if (OB_SNAPSHOT_DISCARDED == ret
&& transaction::ObTransVersion::INVALID_TRANS_VERSION !=
scan_param_.fb_snapshot_) {
if (OB_SNAPSHOT_DISCARDED == ret && scan_param_.fb_snapshot_.is_valid()) {
ret = OB_INVALID_QUERY_TIMESTAMP;
} else if (OB_TRY_LOCK_ROW_CONFLICT != ret) {
LOG_WARN("fail to scan table", K(scan_param_), K(ret));