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[FEAT MERGE] 4.2 add trans_debug_info for 4377

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Co-authored-by: Handora <qcdsr970209@gmail.com>
This commit is contained in:
yishenglanlingzui
2023-05-06 06:08:35 +00:00
committed by ob-robot
parent 711f4d5cd0
commit 9e328378c8
63 changed files with 1013 additions and 169 deletions
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40
src/sql/optimizer/ob_log_table_scan.cpp
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@ -165,6 +165,10 @@ int ObLogTableScan::get_op_exprs(ObIArray<ObRawExpr*> &all_exprs)
LOG_WARN("failed to push back expr", K(ret));
} else if (NULL != calc_part_id_expr_ && OB_FAIL(all_exprs.push_back(calc_part_id_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (OB_FAIL(allocate_lookup_trans_info_expr())) {
LOG_WARN("failed to add lookup trans expr", K(ret));
} else if (NULL != trans_info_expr_ && OB_FAIL(all_exprs.push_back(trans_info_expr_))) {
LOG_WARN("failed to push back expr", K(ret));
} else if (OB_FAIL(append(all_exprs, access_exprs_))) {
LOG_WARN("failed to append exprs", K(ret));
} else if (OB_FAIL(append(all_exprs, pushdown_aggr_exprs_))) {
@ -246,6 +250,10 @@ int ObLogTableScan::check_output_dependance(common::ObIArray<ObRawExpr *> &child
} else if (use_batch() && nullptr != group_id_expr_
&& OB_FAIL(add_var_to_array_no_dup(exprs, group_id_expr_))) {
LOG_WARN("failed to push back group id expr", K(ret));
} else if (index_back_ &&
nullptr != trans_info_expr_ &&
OB_FAIL(add_var_to_array_no_dup(exprs, trans_info_expr_))) {
LOG_WARN("fail to add lookup trans info expr", K(ret));
} else if (OB_FAIL(dep_checker.check(exprs))) {
LOG_WARN("failed to check op_exprs", K(ret));
} else {
@ -701,6 +709,38 @@ int ObLogTableScan::get_mbr_column_exprs(const uint64_t table_id,
return ret;
}
int ObLogTableScan::allocate_lookup_trans_info_expr()
{
int ret = OB_SUCCESS;
// Is strict defensive check mode
// Is index_back (contain local lookup and global lookup)
// There is no trans_info_expr on the current table_scan operator
// Satisfy the three conditions, add trans_info_expr for lookup
// The result of Index_scan will contain the transaction information corresponding to each row
// The result of the lookup in the data table will also include the trans_info
// of the current row in the data table, But the trans_info will not be output to the upper operator
ObOptimizerContext *opt_ctx = nullptr;
ObOpPseudoColumnRawExpr *tmp_trans_info_expr = nullptr;
if (OB_ISNULL(get_plan())) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected null", K(ret));
} else if (OB_ISNULL(opt_ctx = &(get_plan()->get_optimizer_context()))) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("unexpected null", K(ret));
} else if (index_back_ &&
opt_ctx->is_strict_defensive_check() &&
nullptr == trans_info_expr_) {
if (OB_FAIL(OB_FAIL(ObOptimizerUtil::generate_pseudo_trans_info_expr(*opt_ctx,
index_name_,
tmp_trans_info_expr)))) {
LOG_WARN("fail to generate pseudo trans info expr", K(ret), K(index_name_));
} else {
trans_info_expr_ = tmp_trans_info_expr;
}
}
return ret;
}
int ObLogTableScan::generate_necessary_rowkey_and_partkey_exprs()
{
int ret = OB_SUCCESS;