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dblink_write implement [FEAT MERGE]

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Co-authored-by: zzg19950727 <1071026277@qq.com>
Co-authored-by: xianyu-w <707512433@qq.com>
This commit is contained in:
obdev
2023-01-29 16:23:18 +08:00
committed by ob-robot
parent 195ab500ab
commit 814de27a42
226 changed files with 9602 additions and 4087 deletions
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48
src/sql/optimizer/ob_log_plan.cpp
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@ -4269,8 +4269,7 @@ int ObLogPlan::allocate_access_path(AccessPath *ap,
share::schema::ObPartitionLevel part_level = share::schema::PARTITION_LEVEL_MAX;
if (is_virtual_table(ref_table_id)
|| is_inner_table(ref_table_id)
|| is_cte_table(ref_table_id)
|| ObSqlSchemaGuard::is_link_table(get_stmt(), table_id)) {
|| is_cte_table(ref_table_id)) {
// do nothing
} else if (OB_FAIL(get_part_exprs(table_id,
ref_table_id,
@ -8439,9 +8438,8 @@ int ObLogPlan::try_push_limit_into_table_scan(ObLogicalOperator *top,
}
}
if (OB_SUCC(ret) && !contain_udf &&
!is_virtual_table(table_scan->get_ref_table_id()) &&
!(0 != table_scan->get_dblink_id() && NULL != offset_expr) &&
if (OB_SUCC(ret) && !contain_udf && !is_virtual_table(table_scan->get_ref_table_id()) &&
!(OB_INVALID_ID != table_scan->get_dblink_id() && NULL != offset_expr) &&
!get_stmt()->is_calc_found_rows() && !table_scan->is_sample_scan() &&
!(table_scan->get_is_index_global() && table_scan->get_index_back() && table_scan->has_index_lookup_filter()) &&
(NULL == table_scan->get_limit_expr() ||
@ -9655,7 +9653,6 @@ int ObLogPlan::plan_tree_traverse(const TraverseOp &operation, void *ctx)
ObLocationConstraintContext location_constraints;
AllocMDContext md_ctx;
AllocBloomFilterContext bf_ctx;
GenLinkStmtPostContext link_ctx(get_allocator(), get_optimizer_context().get_schema_guard());
SMART_VAR(ObBatchExecParamCtx, batch_exec_param_ctx) {
// set up context
switch (operation) {
@ -9717,14 +9714,6 @@ int ObLogPlan::plan_tree_traverse(const TraverseOp &operation, void *ctx)
}
case PX_ESTIMATE_SIZE:
break;
case GEN_LINK_STMT: {
if (OB_FAIL(link_ctx.init())) {
LOG_WARN("failed to init link_ctx", K(operation), K(ret));
} else {
ctx = &link_ctx;
}
break;
}
case COLLECT_BATCH_EXEC_PARAM: {
ctx = &batch_exec_param_ctx;
break;
@ -11123,8 +11112,7 @@ int ObLogPlan::generate_plan()
/*do nothing*/
} else if (OB_FAIL(do_post_plan_processing())) {
LOG_WARN("failed to post plan processing", K(ret));
} else if (OB_FAIL(plan_traverse_loop(ALLOC_LINK,
BLOOM_FILTER,
} else if (OB_FAIL(plan_traverse_loop(BLOOM_FILTER,
ALLOC_GI,
PX_PIPE_BLOCKING,
ALLOC_MONITORING_DUMP,
@ -11136,7 +11124,6 @@ int ObLogPlan::generate_plan()
GEN_SIGNATURE,
GEN_LOCATION_CONSTRAINT,
PX_ESTIMATE_SIZE,
GEN_LINK_STMT,
ALLOC_STARTUP_EXPR,
COLLECT_BATCH_EXEC_PARAM))) {
LOG_WARN("failed to do plan traverse", K(ret));
@ -11146,6 +11133,29 @@ int ObLogPlan::generate_plan()
return ret;
}
int ObLogPlan::generate_raw_plan()
{
int ret = OB_SUCCESS;
const ObDMLStmt *stmt = NULL;
uint64_t dblink_id = OB_INVALID_ID;
if (OB_ISNULL(stmt = get_stmt())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get unexpected null", K(ret));
} else if (FALSE_IT(dblink_id = stmt->get_dblink_id())) {
} else if (OB_INVALID_ID == dblink_id && OB_FAIL(generate_normal_raw_plan())) {
LOG_WARN("fail to generate normal raw plan", K(ret));
} else if (OB_INVALID_ID != dblink_id && OB_FAIL(generate_dblink_raw_plan())) {
LOG_WARN("fail to generate dblink raw plan", K(ret));
}
return ret;
}
int ObLogPlan::generate_dblink_raw_plan()
{
int ret = OB_SUCCESS;
return ret;
}
int ObLogPlan::do_post_traverse_processing()
{
int ret = OB_SUCCESS;
@ -11702,7 +11712,7 @@ int ObLogPlan::collect_table_location(ObLogicalOperator *op)
} else if (is_stack_overflow) {
ret = OB_SIZE_OVERFLOW;
LOG_WARN("too deep recursive", K(ret));
} else if (LOG_LINK == op->get_type()) {
} else if (LOG_LINK_SCAN == op->get_type()) {
/*do nothing*/
} else {
for (int64_t i = 0; OB_SUCC(ret) && i < op->get_num_of_child(); i++) {
@ -11715,7 +11725,7 @@ int ObLogPlan::collect_table_location(ObLogicalOperator *op)
} else if (log_op_def::LOG_TABLE_SCAN == op->get_type()) {
ObTablePartitionInfo *table_partition_info = NULL;
ObLogTableScan *table_scan = static_cast<ObLogTableScan*>(op);
if (table_scan->get_contains_fake_cte() || 0 != table_scan->get_dblink_id()) {
if (table_scan->get_contains_fake_cte() || OB_INVALID_ID != table_scan->get_dblink_id()) {
/*do nothing*/
} else if (OB_ISNULL(table_partition_info = table_scan->get_table_partition_info())) {
ret = OB_ERR_UNEXPECTED;