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[BUGFIX] fix repeat update lob in one stmt wrong

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This commit is contained in:
skylhd
2024-01-23 08:42:23 +00:00
committed by ob-robot
parent c53b733cd2
commit 39510c2722
7 changed files with 95 additions and 10 deletions
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7
src/storage/lob/ob_lob_manager.cpp
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@ -3554,10 +3554,16 @@ int ObLobManager::build_lob_param(ObLobAccessParam& param,
if (OB_SUCC(ret) && lob.is_persist_lob() && !lob.has_inrow_data()) {
ObMemLobTxInfo *tx_info = nullptr;
ObMemLobLocationInfo *location_info = nullptr;
ObMemLobRetryInfo *retry_info = nullptr;
ObMemLobExternHeader *extern_header = NULL;
if (OB_FAIL(lob.get_tx_info(tx_info))) {
LOG_WARN("failed to get tx info", K(ret), K(lob));
} else if (OB_FAIL(lob.get_location_info(location_info))) {
LOG_WARN("failed to get location info", K(ret), K(lob));
} else if (OB_FAIL(lob.get_extern_header(extern_header))) {
LOG_WARN("failed to get extern header", K(ret), K(lob));
} else if (extern_header->flags_.has_retry_info_ && OB_FAIL(lob.get_retry_info(retry_info))) {
LOG_WARN("failed to get retry info", K(ret), K(lob));
} else {
auto snapshot_tx_seq = transaction::ObTxSEQ::cast_from_int(tx_info->snapshot_seq_);
if (OB_ISNULL(param.tx_desc_) ||
@ -3569,6 +3575,7 @@ int ObLobManager::build_lob_param(ObLobAccessParam& param,
param.snapshot_.valid_ = true;
param.snapshot_.source_ = transaction::ObTxReadSnapshot::SRC::LS;
param.snapshot_.snapshot_lsid_ = share::ObLSID(location_info->ls_id_);
param.read_latest_ = retry_info->read_latest_;
} else {
// When param for write, param.tx_desc_ should not be null
// If tx indfo from lob locator is old, produce new read snapshot directly