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check dup tablet after acquire max_commit_ts

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This commit is contained in:
KyrielightWei
2023-08-24 12:40:35 +00:00
committed by ob-robot
parent eb33a615ea
commit 6a1c07923b
13 changed files with 260 additions and 119 deletions
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16
src/sql/ob_sql_trans_control.cpp
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@ -697,7 +697,7 @@ int ObSqlTransControl::stmt_setup_snapshot_(ObSQLSessionInfo *session,
stmt_expire_ts,
snapshot))) {
} else {
local_single_ls_plan = has_same_lsid(das_ctx, snapshot.core_.version_, first_ls_id);
local_single_ls_plan = has_same_lsid(das_ctx, snapshot, first_ls_id);
}
}
if (OB_SUCC(ret) && !local_single_ls_plan) {
@ -798,12 +798,13 @@ int ObSqlTransControl::get_first_lsid(const ObDASCtx &das_ctx, share::ObLSID &fi
}
bool ObSqlTransControl::has_same_lsid(const ObDASCtx &das_ctx,
const share::SCN &snapshot_version,
const transaction::ObTxReadSnapshot &snapshot,
share::ObLSID &first_lsid)
{
int ret = OB_SUCCESS;
bool bret = true;
ObLSHandle ls_handle;
const share::SCN snapshot_version = snapshot.core_.version_;
const DASTableLocList &table_locs = das_ctx.get_table_loc_list();
FOREACH_X(table_node, table_locs, bret) {
ObDASTableLoc *table_loc = *table_node;
@ -847,6 +848,17 @@ bool ObSqlTransControl::has_same_lsid(const ObDASCtx &das_ctx,
}
}
}
if (bret && common::ObRole::FOLLOWER == snapshot.snapshot_ls_role_) {
ObLS *ls = NULL;
if (OB_ISNULL(ls = ls_handle.get_ls())) {
bret = false;
LOG_WARN("invalid ls", K(bret), K(first_lsid), K(snapshot));
} else if (!(ls->get_dup_table_ls_handler()->is_dup_tablet(tablet_id))) {
bret = false;
LOG_WARN("There is a normal tablet, retry to acquire snapshot with gts", K(bret), K(first_lsid),
K(snapshot), K(tablet_loc));
}
}
}
}
return bret;