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[FEAT MERGE] Lob SQL refactoring (Mem-LobLocator, expressions and dbms_lob adaptions)

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Co-authored-by: chaser-ch <chaser.ch@antgroup.com>
This commit is contained in:
obdev
2023-01-28 20:40:15 +08:00
committed by ob-robot
parent 4bb1033505
commit 3d4f554258
350 changed files with 19091 additions and 3918 deletions
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19
src/sql/ob_sql_utils.cpp
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@ -51,6 +51,7 @@
#include "lib/utility/ob_tracepoint.h"
#include "lib/charset/ob_charset.h"
#include "pl/ob_pl_user_type.h"
#include "sql/engine/expr/ob_expr_lob_utils.h"
#include "observer/omt/ob_tenant_srs_mgr.h"
#include "sql/executor/ob_maintain_dependency_info_task.h"
#include "sql/resolver/ddl/ob_create_view_resolver.h"
@ -546,7 +547,7 @@ int ObSQLUtils::calc_sql_expression_without_row(
ObDatum *datum = NULL;
ObEvalCtx eval_ctx(exec_ctx);
clear_expr_eval_flags(*new_expr, eval_ctx);
OZ(new_expr->eval(eval_ctx, datum));
OZ(new_expr->eval(eval_ctx, datum)); // sql exprs called here
OZ(datum->to_obj(result, new_expr->obj_meta_, new_expr->obj_datum_map_));
}
}
@ -709,7 +710,8 @@ int ObSQLUtils::se_calc_const_expr(ObSQLSessionInfo *session,
(ObStaticEngineExprCG, expr_cg, tmp_allocator,
session, schema_guard,
phy_plan_ctx.get_original_param_cnt(),
phy_plan_ctx.get_datum_param_store().count())) {
phy_plan_ctx.get_datum_param_store().count(),
(NULL != out_ctx ? out_ctx->get_min_cluster_version() : GET_MIN_CLUSTER_VERSION()))) {
LinkExecCtxGuard link_guard(*session, exec_ctx);
exec_ctx.set_my_session(session);
exec_ctx.set_physical_plan_ctx(&phy_plan_ctx);
@ -3582,6 +3584,13 @@ int ObVirtualTableResultConverter::convert_output_row(
} else if (convert_row_.cells_[i].is_null() ||
(convert_row_.cells_[i].is_string_type() && 0 == convert_row_.cells_[i].get_data_length())) {
convert_row_.cells_[i].set_null();
} else if (convert_row_.cells_[i].is_lob_storage()) {
ObLobLocatorV2 lob;
if (OB_FAIL(convert_row_.cells_[i].get_lob_locatorv2(lob))) {
LOG_WARN("failed to get lob locator", K(ret));
} else if (lob.is_empty_lob()) {
convert_row_.cells_[i].set_null();
}
}
if (OB_FAIL(ret)) {
} else if (OB_FAIL(ObObjCaster::to_type(obj_meta.get_type(),
@ -3590,8 +3599,12 @@ int ObVirtualTableResultConverter::convert_output_row(
convert_row_.cells_[i],
dst_obj))) {
LOG_WARN("failed to cast obj in oracle mode", K(ret), K(column_id));
} else if (OB_FAIL(dst_datum.from_obj(dst_obj))) {
} else if (OB_FAIL(dst_datum.from_obj(dst_obj))) {
LOG_WARN("failed to cast obj", K(ret));
} else if (is_lob_storage(dst_obj.get_type()) &&
OB_FAIL(ob_adjust_lob_datum(dst_obj, dst_expr->obj_meta_,
dst_expr->obj_datum_map_, *output_row_cast_ctx_.allocator_v2_, dst_datum))) {
LOG_WARN("adjust lob datum failed", K(ret), K(i), K(dst_obj.get_meta()), K(dst_expr->obj_meta_));
} else {
dst_expr->set_evaluated_projected(eval_ctx);
}