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| <innernamespace refid="namespaceiceberg">iceberg</innernamespace> |
| <briefdescription> |
| </briefdescription> |
| <detaileddescription> |
| </detaileddescription> |
| <programlisting> |
| <codeline lineno="1"><highlight class="comment">/*</highlight></codeline> |
| <codeline lineno="2"><highlight class="comment"><sp/>*<sp/>Licensed<sp/>to<sp/>the<sp/>Apache<sp/>Software<sp/>Foundation<sp/>(ASF)<sp/>under<sp/>one</highlight></codeline> |
| <codeline lineno="3"><highlight class="comment"><sp/>*<sp/>or<sp/>more<sp/>contributor<sp/>license<sp/>agreements.<sp/><sp/>See<sp/>the<sp/>NOTICE<sp/>file</highlight></codeline> |
| <codeline lineno="4"><highlight class="comment"><sp/>*<sp/>distributed<sp/>with<sp/>this<sp/>work<sp/>for<sp/>additional<sp/>information</highlight></codeline> |
| <codeline lineno="5"><highlight class="comment"><sp/>*<sp/>regarding<sp/>copyright<sp/>ownership.<sp/><sp/>The<sp/>ASF<sp/>licenses<sp/>this<sp/>file</highlight></codeline> |
| <codeline lineno="6"><highlight class="comment"><sp/>*<sp/>to<sp/>you<sp/>under<sp/>the<sp/>Apache<sp/>License,<sp/>Version<sp/>2.0<sp/>(the</highlight></codeline> |
| <codeline lineno="7"><highlight class="comment"><sp/>*<sp/>"License");<sp/>you<sp/>may<sp/>not<sp/>use<sp/>this<sp/>file<sp/>except<sp/>in<sp/>compliance</highlight></codeline> |
| <codeline lineno="8"><highlight class="comment"><sp/>*<sp/>with<sp/>the<sp/>License.<sp/><sp/>You<sp/>may<sp/>obtain<sp/>a<sp/>copy<sp/>of<sp/>the<sp/>License<sp/>at</highlight></codeline> |
| <codeline lineno="9"><highlight class="comment"><sp/>*</highlight></codeline> |
| <codeline lineno="10"><highlight class="comment"><sp/>*<sp/><sp/><sp/>http://www.apache.org/licenses/LICENSE-2.0</highlight></codeline> |
| <codeline lineno="11"><highlight class="comment"><sp/>*</highlight></codeline> |
| <codeline lineno="12"><highlight class="comment"><sp/>*<sp/>Unless<sp/>required<sp/>by<sp/>applicable<sp/>law<sp/>or<sp/>agreed<sp/>to<sp/>in<sp/>writing,</highlight></codeline> |
| <codeline lineno="13"><highlight class="comment"><sp/>*<sp/>software<sp/>distributed<sp/>under<sp/>the<sp/>License<sp/>is<sp/>distributed<sp/>on<sp/>an</highlight></codeline> |
| <codeline lineno="14"><highlight class="comment"><sp/>*<sp/>"AS<sp/>IS"<sp/>BASIS,<sp/>WITHOUT<sp/>WARRANTIES<sp/>OR<sp/>CONDITIONS<sp/>OF<sp/>ANY</highlight></codeline> |
| <codeline lineno="15"><highlight class="comment"><sp/>*<sp/>KIND,<sp/>either<sp/>express<sp/>or<sp/>implied.<sp/><sp/>See<sp/>the<sp/>License<sp/>for<sp/>the</highlight></codeline> |
| <codeline lineno="16"><highlight class="comment"><sp/>*<sp/>specific<sp/>language<sp/>governing<sp/>permissions<sp/>and<sp/>limitations</highlight></codeline> |
| <codeline lineno="17"><highlight class="comment"><sp/>*<sp/>under<sp/>the<sp/>License.</highlight></codeline> |
| <codeline lineno="18"><highlight class="comment"><sp/>*/</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="19"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="20"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"<ref refid="set__snapshot_8h" kindref="compound">iceberg/update/set_snapshot.h</ref>"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="21"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="22"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><cstdint></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="23"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><memory></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="24"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/><optional></highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="25"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="26"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"iceberg/snapshot.h"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="27"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"<ref refid="table__metadata_8h" kindref="compound">iceberg/table_metadata.h</ref>"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="28"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"iceberg/transaction.h"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="29"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"<ref refid="error__collector_8h" kindref="compound">iceberg/util/error_collector.h</ref>"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="30"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"iceberg/util/macros.h"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="31"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"iceberg/util/snapshot_util_internal.h"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="32"><highlight class="normal"></highlight><highlight class="preprocessor">#include<sp/>"iceberg/util/timepoint.h"</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="33"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="34"><highlight class="normal"></highlight><highlight class="keyword">namespace<sp/></highlight><highlight class="normal">iceberg<sp/>{</highlight></codeline> |
| <codeline lineno="35"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="36"><highlight class="normal">Result<std::shared_ptr<SetSnapshot>><sp/>SetSnapshot::Make(</highlight></codeline> |
| <codeline lineno="37"><highlight class="normal"><sp/><sp/><sp/><sp/>std::shared_ptr<Transaction><sp/>transaction)<sp/>{</highlight></codeline> |
| <codeline lineno="38"><highlight class="normal"><sp/><sp/>ICEBERG_PRECHECK(transaction<sp/>!=<sp/></highlight><highlight class="keyword">nullptr</highlight><highlight class="normal">,</highlight></codeline> |
| <codeline lineno="39"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Cannot<sp/>create<sp/>SetSnapshot<sp/>without<sp/>a<sp/>transaction"</highlight><highlight class="normal">);</highlight></codeline> |
| <codeline lineno="40"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>std::shared_ptr<SetSnapshot>(</highlight><highlight class="keyword">new</highlight><highlight class="normal"><sp/>SetSnapshot(std::move(transaction)));</highlight></codeline> |
| <codeline lineno="41"><highlight class="normal">}</highlight></codeline> |
| <codeline lineno="42"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="43"><highlight class="normal">SetSnapshot::SetSnapshot(std::shared_ptr<Transaction><sp/>transaction)</highlight></codeline> |
| <codeline lineno="44"><highlight class="normal"><sp/><sp/><sp/><sp/>:<sp/>PendingUpdate(<ref refid="namespacestd" kindref="compound">std</ref>::move(transaction))<sp/>{}</highlight></codeline> |
| <codeline lineno="45"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="46"><highlight class="normal">SetSnapshot::~SetSnapshot()<sp/>=<sp/></highlight><highlight class="keywordflow">default</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="47"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="48"><highlight class="normal">SetSnapshot&<sp/>SetSnapshot::SetCurrentSnapshot(int64_t<sp/>snapshot_id)<sp/>{</highlight></codeline> |
| <codeline lineno="49"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Validate<sp/>that<sp/>the<sp/>snapshot<sp/>exists</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="50"><highlight class="normal"><sp/><sp/>ICEBERG_BUILDER_ASSIGN_OR_RETURN(</highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>snapshot,<sp/>base().SnapshotById(snapshot_id));</highlight></codeline> |
| <codeline lineno="51"><highlight class="normal"><sp/><sp/>ICEBERG_BUILDER_CHECK(snapshot<sp/>!=<sp/></highlight><highlight class="keyword">nullptr</highlight><highlight class="normal">,</highlight></codeline> |
| <codeline lineno="52"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Cannot<sp/>roll<sp/>back<sp/>to<sp/>unknown<sp/>snapshot<sp/>id:<sp/>{}"</highlight><highlight class="normal">,<sp/>snapshot_id);</highlight></codeline> |
| <codeline lineno="53"><highlight class="normal"><sp/><sp/>target_snapshot_id_<sp/>=<sp/>snapshot_id;</highlight></codeline> |
| <codeline lineno="54"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>*</highlight><highlight class="keyword">this</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="55"><highlight class="normal">}</highlight></codeline> |
| <codeline lineno="56"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="57"><highlight class="normal">SetSnapshot&<sp/>SetSnapshot::RollbackToTime(int64_t<sp/>timestamp_ms)<sp/>{</highlight></codeline> |
| <codeline lineno="58"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Find<sp/>the<sp/>latest<sp/>snapshot<sp/>by<sp/>timestamp<sp/>older<sp/>than<sp/>timestamp_ms</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="59"><highlight class="normal"><sp/><sp/>ICEBERG_BUILDER_ASSIGN_OR_RETURN(</highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>snapshot_id_opt,</highlight></codeline> |
| <codeline lineno="60"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>FindLatestAncestorOlderThan(timestamp_ms));</highlight></codeline> |
| <codeline lineno="61"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="62"><highlight class="normal"><sp/><sp/>ICEBERG_BUILDER_CHECK(snapshot_id_opt.has_value(),</highlight></codeline> |
| <codeline lineno="63"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Cannot<sp/>roll<sp/>back,<sp/>no<sp/>valid<sp/>snapshot<sp/>older<sp/>than:<sp/>{}"</highlight><highlight class="normal">,</highlight></codeline> |
| <codeline lineno="64"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>timestamp_ms);</highlight></codeline> |
| <codeline lineno="65"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="66"><highlight class="normal"><sp/><sp/>target_snapshot_id_<sp/>=<sp/>snapshot_id_opt.value();</highlight></codeline> |
| <codeline lineno="67"><highlight class="normal"><sp/><sp/>is_rollback_<sp/>=<sp/></highlight><highlight class="keyword">true</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="68"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="69"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>*</highlight><highlight class="keyword">this</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="70"><highlight class="normal">}</highlight></codeline> |
| <codeline lineno="71"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="72"><highlight class="normal">SetSnapshot&<sp/>SetSnapshot::RollbackTo(int64_t<sp/>snapshot_id)<sp/>{</highlight></codeline> |
| <codeline lineno="73"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Validate<sp/>that<sp/>the<sp/>snapshot<sp/>exists</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="74"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>snapshot_result<sp/>=<sp/>base().SnapshotById(snapshot_id);</highlight></codeline> |
| <codeline lineno="75"><highlight class="normal"><sp/><sp/>ICEBERG_BUILDER_CHECK(snapshot_result.has_value(),</highlight></codeline> |
| <codeline lineno="76"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Cannot<sp/>roll<sp/>back<sp/>to<sp/>unknown<sp/>snapshot<sp/>id:<sp/>{}"</highlight><highlight class="normal">,<sp/>snapshot_id);</highlight></codeline> |
| <codeline lineno="77"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="78"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Validate<sp/>that<sp/>the<sp/>snapshot<sp/>is<sp/>an<sp/>ancestor<sp/>of<sp/>the<sp/>current<sp/>state</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="79"><highlight class="normal"><sp/><sp/>ICEBERG_BUILDER_ASSIGN_OR_RETURN(</highlight><highlight class="keywordtype">bool</highlight><highlight class="normal"><sp/>is_ancestor,</highlight></codeline> |
| <codeline lineno="80"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>SnapshotUtil::IsAncestorOf(base(),<sp/>snapshot_id));</highlight></codeline> |
| <codeline lineno="81"><highlight class="normal"><sp/><sp/>ICEBERG_BUILDER_CHECK(</highlight></codeline> |
| <codeline lineno="82"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>is_ancestor,</highlight></codeline> |
| <codeline lineno="83"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Cannot<sp/>roll<sp/>back<sp/>to<sp/>snapshot,<sp/>not<sp/>an<sp/>ancestor<sp/>of<sp/>the<sp/>current<sp/>state:<sp/>{}"</highlight><highlight class="normal">,</highlight></codeline> |
| <codeline lineno="84"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>snapshot_id);</highlight></codeline> |
| <codeline lineno="85"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="86"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>SetCurrentSnapshot(snapshot_id);</highlight></codeline> |
| <codeline lineno="87"><highlight class="normal">}</highlight></codeline> |
| <codeline lineno="88"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="89"><highlight class="normal">Result<int64_t><sp/>SetSnapshot::Apply()<sp/>{</highlight></codeline> |
| <codeline lineno="90"><highlight class="normal"><sp/><sp/>ICEBERG_RETURN_UNEXPECTED(CheckErrors());</highlight></codeline> |
| <codeline lineno="91"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="92"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/>TableMetadata&<sp/>base_metadata<sp/>=<sp/>transaction_->current();</highlight></codeline> |
| <codeline lineno="93"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="94"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>If<sp/>no<sp/>target<sp/>snapshot<sp/>was<sp/>configured,<sp/>return<sp/>current<sp/>state<sp/>(NOOP)</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="95"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(!target_snapshot_id_.has_value())<sp/>{</highlight></codeline> |
| <codeline lineno="96"><highlight class="normal"><sp/><sp/><sp/><sp/>ICEBERG_ASSIGN_OR_RAISE(</highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>current_snapshot,<sp/>base_metadata.Snapshot());</highlight></codeline> |
| <codeline lineno="97"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>current_snapshot->snapshot_id;</highlight></codeline> |
| <codeline lineno="98"><highlight class="normal"><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="99"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="100"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>Validate<sp/>that<sp/>the<sp/>snapshot<sp/>exists</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="101"><highlight class="normal"><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>snapshot_result<sp/>=<sp/>base_metadata.SnapshotById(target_snapshot_id_.value());</highlight></codeline> |
| <codeline lineno="102"><highlight class="normal"><sp/><sp/>ICEBERG_CHECK(snapshot_result.has_value(),</highlight></codeline> |
| <codeline lineno="103"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Cannot<sp/>roll<sp/>back<sp/>to<sp/>unknown<sp/>snapshot<sp/>id:<sp/>{}"</highlight><highlight class="normal">,</highlight></codeline> |
| <codeline lineno="104"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>target_snapshot_id_.value());</highlight></codeline> |
| <codeline lineno="105"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="106"><highlight class="normal"><sp/><sp/></highlight><highlight class="comment">//<sp/>If<sp/>this<sp/>is<sp/>a<sp/>rollback,<sp/>validate<sp/>that<sp/>the<sp/>target<sp/>is<sp/>still<sp/>an<sp/>ancestor</highlight><highlight class="normal"></highlight></codeline> |
| <codeline lineno="107"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(is_rollback_)<sp/>{</highlight></codeline> |
| <codeline lineno="108"><highlight class="normal"><sp/><sp/><sp/><sp/>ICEBERG_ASSIGN_OR_RAISE(</highlight></codeline> |
| <codeline lineno="109"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordtype">bool</highlight><highlight class="normal"><sp/>is_ancestor,</highlight></codeline> |
| <codeline lineno="110"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>SnapshotUtil::IsAncestorOf(base_metadata,<sp/>target_snapshot_id_.value()));</highlight></codeline> |
| <codeline lineno="111"><highlight class="normal"><sp/><sp/><sp/><sp/>ICEBERG_CHECK(is_ancestor,</highlight></codeline> |
| <codeline lineno="112"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="stringliteral">"Cannot<sp/>roll<sp/>back<sp/>to<sp/>{}:<sp/>not<sp/>an<sp/>ancestor<sp/>of<sp/>the<sp/>current<sp/>table<sp/>state"</highlight><highlight class="normal">,</highlight></codeline> |
| <codeline lineno="113"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/><sp/>target_snapshot_id_.value());</highlight></codeline> |
| <codeline lineno="114"><highlight class="normal"><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="115"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="116"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>target_snapshot_id_.value();</highlight></codeline> |
| <codeline lineno="117"><highlight class="normal">}</highlight></codeline> |
| <codeline lineno="118"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="119"><highlight class="normal">Result<std::optional<int64_t>><sp/>SetSnapshot::FindLatestAncestorOlderThan(</highlight></codeline> |
| <codeline lineno="120"><highlight class="normal"><sp/><sp/><sp/><sp/>int64_t<sp/>timestamp_ms)</highlight><highlight class="keyword"><sp/>const<sp/></highlight><highlight class="normal">{</highlight></codeline> |
| <codeline lineno="121"><highlight class="normal"><sp/><sp/>ICEBERG_ASSIGN_OR_RAISE(</highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>ancestors,<sp/>SnapshotUtil::CurrentAncestors(base()));</highlight></codeline> |
| <codeline lineno="122"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="123"><highlight class="normal"><sp/><sp/>TimePointMs<sp/>target_timestamp<sp/>=<sp/>TimePointMsFromUnixMs(timestamp_ms);</highlight></codeline> |
| <codeline lineno="124"><highlight class="normal"><sp/><sp/>TimePointMs<sp/>latest_timestamp<sp/>=<sp/>TimePointMsFromUnixMs(0);</highlight></codeline> |
| <codeline lineno="125"><highlight class="normal"><sp/><sp/>std::optional<int64_t><sp/>result<sp/>=<sp/>std::nullopt;</highlight></codeline> |
| <codeline lineno="126"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="127"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">for</highlight><highlight class="normal"><sp/>(</highlight><highlight class="keyword">const</highlight><highlight class="normal"><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal">&<sp/>snapshot<sp/>:<sp/>ancestors)<sp/>{</highlight></codeline> |
| <codeline lineno="128"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(snapshot<sp/>==<sp/></highlight><highlight class="keyword">nullptr</highlight><highlight class="normal">)<sp/>{</highlight></codeline> |
| <codeline lineno="129"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">continue</highlight><highlight class="normal">;</highlight></codeline> |
| <codeline lineno="130"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="131"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keyword">auto</highlight><highlight class="normal"><sp/>current_timestamp<sp/>=<sp/>snapshot->timestamp_ms;</highlight></codeline> |
| <codeline lineno="132"><highlight class="normal"><sp/><sp/><sp/><sp/></highlight><highlight class="keywordflow">if</highlight><highlight class="normal"><sp/>(current_timestamp<sp/><<sp/>target_timestamp<sp/>&&<sp/>current_timestamp<sp/>><sp/>latest_timestamp)<sp/>{</highlight></codeline> |
| <codeline lineno="133"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>latest_timestamp<sp/>=<sp/>current_timestamp;</highlight></codeline> |
| <codeline lineno="134"><highlight class="normal"><sp/><sp/><sp/><sp/><sp/><sp/>result<sp/>=<sp/>snapshot->snapshot_id;</highlight></codeline> |
| <codeline lineno="135"><highlight class="normal"><sp/><sp/><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="136"><highlight class="normal"><sp/><sp/>}</highlight></codeline> |
| <codeline lineno="137"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="138"><highlight class="normal"><sp/><sp/></highlight><highlight class="keywordflow">return</highlight><highlight class="normal"><sp/>result;</highlight></codeline> |
| <codeline lineno="139"><highlight class="normal">}</highlight></codeline> |
| <codeline lineno="140"><highlight class="normal"></highlight></codeline> |
| <codeline lineno="141"><highlight class="normal">}<sp/><sp/></highlight><highlight class="comment">//<sp/>namespace<sp/>iceberg</highlight><highlight class="normal"></highlight></codeline> |
| </programlisting> |
| <location file="iceberg/update/set_snapshot.cc"/> |
| </compounddef> |
| </doxygen> |
