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[FEAT MERGE] implement dynamic sampling

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This commit is contained in:
wangt1xiuyi
2023-04-27 12:15:28 +00:00
committed by ob-robot
parent 56f85c9c76
commit f745b47cbc
86 changed files with 6754 additions and 2282 deletions
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12
src/sql/optimizer/ob_log_table_scan.cpp
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@ -1146,10 +1146,16 @@ int ObLogTableScan::get_plan_item_info(PlanText &plan_text,
LOG_WARN("BUF_PRINTF fails", K(ret));
} else if (OB_FAIL(BUF_PRINTF(OUTPUT_PREFIX))) {
LOG_WARN("BUF_PRINTF fails", K(ret));
} else if (OB_FALSE_IT(table_meta =
} else if (OB_ISNULL(table_meta =
plan->get_basic_table_metas().get_table_meta_by_table_id(table_id_))) {
} else if (NULL != table_meta &&
OB_FAIL(BUF_PRINTF("stats version:%ld", table_meta->get_version()))) {
//do nothing
} else if (OB_FAIL(BUF_PRINTF("stats version:%ld", table_meta->get_version()))) {
LOG_WARN("BUF_PRINTF fails", K(ret));
} else if (OB_FAIL(BUF_PRINTF(NEW_LINE))) {
LOG_WARN("BUF_PRINTF fails", K(ret));
} else if (OB_FAIL(BUF_PRINTF(OUTPUT_PREFIX))) {
LOG_WARN("BUF_PRINTF fails", K(ret));
} else if (OB_FAIL(BUF_PRINTF("dynamic sampling level:%ld", table_meta->get_ds_level()))) {
LOG_WARN("BUF_PRINTF fails", K(ret));
}
END_BUF_PRINT(plan_item.optimizer_, plan_item.optimizer_len_);