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[BUGFIX] fix jdbc access vt lob col

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This commit is contained in:
obdev
2023-03-24 11:41:47 +00:00
committed by ob-robot
parent 16721c0bd0
commit 7d436f6857
2 changed files with 36 additions and 8 deletions
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22
src/sql/engine/expr/ob_expr_output_pack.cpp
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@ -509,10 +509,24 @@ int ObExprOutputPack::process_lob_locator_results(common::ObObj& value,
value.set_lob_value(value.get_type(), res.ptr(), res.length());
value.set_has_lob_header(); // must has lob header
}
} else if (!loc.has_extern()) { // if has header but without extern header
// mock loc v2 with extern ? currently all temp lobs have extern field in oracle mode
// should not come here
OB_ASSERT(0);
} else if (!loc.has_extern()) { // if has header but without extern header
if (!loc.has_inrow_data()) {
// mock loc v2 with extern ? currently all temp lobs have extern field in oracle mode
// should not come here
OB_ASSERT(0);
} else if (!is_support_outrow_locator_v2) {
// convert to full extern temp lob locator
ObString inrow_data;
if (OB_FAIL(loc.get_inrow_data(inrow_data))) {
LOG_WARN("Lob: get inrow data failed", K(ret), K(loc));
} else {
value.set_string(value.get_type(), inrow_data.ptr(), inrow_data.length());
value.set_inrow();
if (OB_FAIL(ObTextStringResult::ob_convert_obj_temporay_lob(value, alloc))) {
LOG_WARN("fail to convert temp lob locator", K(ret), K(value));
}
}
}
} else if (!is_support_outrow_locator_v2 && !loc.has_inrow_data()) {
if (OB_FAIL(ObTextStringIter::append_outrow_lob_fulldata(value, &my_session, alloc))) {
LOG_WARN("Lob: convert lob to outrow failed", K(value), K(GET_MIN_CLUSTER_VERSION()));