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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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24
src/share/table/ob_table.cpp
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@ -16,6 +16,7 @@
#include "lib/utility/ob_unify_serialize.h"
#include "common/row/ob_row.h"
#include "rpc/obrpc/ob_rpc_packet.h"
#include "sql/engine/expr/ob_expr_lob_utils.h"
using namespace oceanbase::table;
using namespace oceanbase::common;
@ -1430,8 +1431,27 @@ int ObTableQueryResult::add_row(const ObNewRow &row)
}
for (int i = 0; OB_SUCCESS == ret && i < N; ++i)
{
if (OB_FAIL(row.get_cell(i).serialize(buf_.get_data(), buf_.get_capacity(), buf_.get_position()))) {
LOG_WARN("failed to serialize obj", K(ret), K_(buf));
// Output of TableApi does not have lob locator header, remove lob header before serialize.
// Functions defined by DEF_TEXT_SERIALIZE_FUNCS is called here, refer to ob_obj_funcs.h
ObObjType type = row.get_cell(i).get_type();
if (is_lob_storage(type)) {
ObObj tmp_obj = row.get_cell(i);
ObString read_data;
if (tmp_obj.has_lob_header()) {
if (OB_FAIL(sql::ObTextStringHelper::read_real_string_data(&allocator_, tmp_obj, read_data))) {
LOG_WARN("failed to get obj", K(ret), K_(buf));
} else {
tmp_obj.set_lob_value(type, read_data.ptr(), read_data.length());
}
}
if (OB_FAIL(ret)) {
} else if (OB_FAIL(tmp_obj.serialize(buf_.get_data(), buf_.get_capacity(), buf_.get_position()))) {
LOG_WARN("failed to serialize obj", K(ret), K_(buf));
}
} else {
if (OB_FAIL(row.get_cell(i).serialize(buf_.get_data(), buf_.get_capacity(), buf_.get_position()))) {
LOG_WARN("failed to serialize obj", K(ret), K_(buf));
}
}
} // end for
if (OB_SUCC(ret)) {