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[FEAT MERGE] ELR & WeakRead feature enhancement

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This commit is contained in:
obdev
2022-12-27 05:08:57 +00:00
committed by ob-robot
parent 9f3038df4f
commit 5aed6bd3d8
61 changed files with 1664 additions and 142 deletions
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9
src/sql/code_generator/ob_tsc_cg_service.cpp
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@ -949,10 +949,15 @@ int ObTscCgService::generate_table_loc_meta(uint64_t table_loc_id,
loc_meta.ref_table_id_ = table_schema.get_table_id();
loc_meta.is_dup_table_ = table_schema.is_duplicate_table();
bool is_weak_read = false;
if (stmt.get_query_ctx()->has_dml_write_stmt_) {
if (OB_ISNULL(cg_.opt_ctx_) || OB_ISNULL(cg_.opt_ctx_->get_exec_ctx())) {
ret = OB_INVALID_ARGUMENT;
LOG_WARN("invalid argument", K(cg_.opt_ctx_), K(ret));
} else if (stmt.get_query_ctx()->has_dml_write_stmt_) {
loc_meta.select_leader_ = 1;
loc_meta.is_weak_read_ = 0;
} else if (OB_FAIL(ObTableLocation::get_is_weak_read(stmt, &session, is_weak_read))) {
} else if (OB_FAIL(ObTableLocation::get_is_weak_read(stmt, &session,
cg_.opt_ctx_->get_exec_ctx()->get_sql_ctx(),
is_weak_read))) {
LOG_WARN("get is weak read failed", K(ret));
} else if (is_weak_read) {
loc_meta.is_weak_read_ = 1;