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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="A trait for handling procedure service requests in `QueryEngine`."><title>ProcedureServiceHandler in common_function::handlers - Rust</title><script>if(window.location.protocol!=="file:")document.head.insertAdjacentHTML("beforeend","SourceSerif4-Regular-6b053e98.ttf.woff2,FiraSans-Italic-81dc35de.woff2,FiraSans-Regular-0fe48ade.woff2,FiraSans-MediumItalic-ccf7e434.woff2,FiraSans-Medium-e1aa3f0a.woff2,SourceCodePro-Regular-8badfe75.ttf.woff2,SourceCodePro-Semibold-aa29a496.ttf.woff2".split(",").map(f=>`<link rel="preload" as="font" type="font/woff2"href="../../static.files/${f}">`).join(""))</script><link rel="stylesheet" href="../../static.files/normalize-9960930a.css"><link rel="stylesheet" href="../../static.files/rustdoc-e56847b5.css"><meta name="rustdoc-vars" data-root-path="../../" data-static-root-path="../../static.files/" data-current-crate="common_function" data-themes="" data-resource-suffix="" data-rustdoc-version="1.92.0-nightly (fa3155a64 2025-09-30)" data-channel="nightly" data-search-js="search-e256b49e.js" data-stringdex-js="stringdex-828709d0.js" data-settings-js="settings-c38705f0.js" ><script src="../../static.files/storage-e2aeef58.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../static.files/main-ce535bd0.js"></script><noscript><link rel="stylesheet" href="../../static.files/noscript-263c88ec.css"></noscript><link rel="alternate icon" type="image/png" href="../../static.files/favicon-32x32-eab170b8.png"><link rel="icon" type="image/svg+xml" href="../../static.files/favicon-044be391.svg"></head><body class="rustdoc trait"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><rustdoc-topbar><h2><a href="#">ProcedureServiceHandler</a></h2></rustdoc-topbar><nav class="sidebar"><div class="sidebar-crate"><h2><a href="../../common_function/index.html">common_<wbr>function</a><span class="version">1.0.0-beta.3</span></h2></div><div class="sidebar-elems"><section id="rustdoc-toc"><h2 class="location"><a href="#">Procedure<wbr>Service<wbr>Handler</a></h2><h3><a href="#required-methods">Required Methods</a></h3><ul class="block"><li><a href="#tymethod.catalog_manager" title="catalog_manager">catalog_manager</a></li><li><a href="#tymethod.manage_region_follower" title="manage_region_follower">manage_region_follower</a></li><li><a href="#tymethod.migrate_region" title="migrate_region">migrate_region</a></li><li><a href="#tymethod.query_procedure_state" title="query_procedure_state">query_procedure_state</a></li><li><a href="#tymethod.reconcile" title="reconcile">reconcile</a></li></ul><h3><a href="#implementors">Implementors</a></h3></section><div id="rustdoc-modnav"><h2><a href="index.html">In common_<wbr>function::<wbr>handlers</a></h2></div></div></nav><div class="sidebar-resizer" title="Drag to resize sidebar"></div><main><div class="width-limiter"><section id="main-content" class="content"><div class="main-heading"><div class="rustdoc-breadcrumbs"><a href="../index.html">common_function</a>::<wbr><a href="index.html">handlers</a></div><h1>Trait <span class="trait">Procedure<wbr>Service<wbr>Handler</span> <button id="copy-path" title="Copy item path to clipboard">Copy item path</button></h1><rustdoc-toolbar></rustdoc-toolbar><span class="sub-heading"><a class="src" href="../../src/common_function/handlers.rs.html#73-88">Source</a> </span></div><pre class="rust item-decl"><code>pub trait ProcedureServiceHandler: <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> {
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// Required methods
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fn <a href="#tymethod.migrate_region" class="fn">migrate_region</a><'life0, 'async_trait>(
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&'life0 self,
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request: <a class="struct" href="../../common_meta/rpc/procedure/struct.MigrateRegionRequest.html" title="struct common_meta::rpc::procedure::MigrateRegionRequest">MigrateRegionRequest</a>,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><<a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>>
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<span class="where">where Self: 'async_trait,
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'life0: 'async_trait</span>;
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<span class="item-spacer"></span> fn <a href="#tymethod.reconcile" class="fn">reconcile</a><'life0, 'async_trait>(
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&'life0 self,
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request: ReconcileRequest,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><<a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>>
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<span class="where">where Self: 'async_trait,
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'life0: 'async_trait</span>;
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<span class="item-spacer"></span> fn <a href="#tymethod.query_procedure_state" class="fn">query_procedure_state</a><'life0, 'life1, 'async_trait>(
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&'life0 self,
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pid: &'life1 <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><ProcedureStateResponse>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>>
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<span class="where">where Self: 'async_trait,
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'life0: 'async_trait,
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'life1: 'async_trait</span>;
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<span class="item-spacer"></span> fn <a href="#tymethod.manage_region_follower" class="fn">manage_region_follower</a><'life0, 'async_trait>(
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&'life0 self,
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request: <a class="enum" href="../../common_meta/rpc/procedure/enum.ManageRegionFollowerRequest.html" title="enum common_meta::rpc::procedure::ManageRegionFollowerRequest">ManageRegionFollowerRequest</a>,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>>
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<span class="where">where Self: 'async_trait,
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'life0: 'async_trait</span>;
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<span class="item-spacer"></span> fn <a href="#tymethod.catalog_manager" class="fn">catalog_manager</a>(&self) -> &<a class="type" href="../../catalog/type.CatalogManagerRef.html" title="type catalog::CatalogManagerRef">CatalogManagerRef</a>;
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}</code></pre><details class="toggle top-doc" open><summary class="hideme"><span>Expand description</span></summary><div class="docblock"><p>A trait for handling procedure service requests in <code>QueryEngine</code>.</p>
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</div></details><h2 id="required-methods" class="section-header">Required Methods<a href="#required-methods" class="anchor">§</a></h2><div class="methods"><details class="toggle method-toggle" open><summary><section id="tymethod.migrate_region" class="method"><a class="src rightside" href="../../src/common_function/handlers.rs.html#75">Source</a><h4 class="code-header">fn <a href="#tymethod.migrate_region" class="fn">migrate_region</a><'life0, 'async_trait>(
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&'life0 self,
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request: <a class="struct" href="../../common_meta/rpc/procedure/struct.MigrateRegionRequest.html" title="struct common_meta::rpc::procedure::MigrateRegionRequest">MigrateRegionRequest</a>,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><<a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
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Self: 'async_trait,
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'life0: 'async_trait,</div></h4></section></summary><div class="docblock"><p>Migrate a region from source peer to target peer, returns the procedure id if success.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="tymethod.reconcile" class="method"><a class="src rightside" href="../../src/common_function/handlers.rs.html#78">Source</a><h4 class="code-header">fn <a href="#tymethod.reconcile" class="fn">reconcile</a><'life0, 'async_trait>(
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&'life0 self,
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request: ReconcileRequest,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><<a class="enum" href="https://doc.rust-lang.org/nightly/core/option/enum.Option.html" title="enum core::option::Option">Option</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/string/struct.String.html" title="struct alloc::string::String">String</a>>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
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Self: 'async_trait,
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'life0: 'async_trait,</div></h4></section></summary><div class="docblock"><p>Reconcile a table, database or catalog, returns the procedure id if success.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="tymethod.query_procedure_state" class="method"><a class="src rightside" href="../../src/common_function/handlers.rs.html#81">Source</a><h4 class="code-header">fn <a href="#tymethod.query_procedure_state" class="fn">query_procedure_state</a><'life0, 'life1, 'async_trait>(
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&'life0 self,
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pid: &'life1 <a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.str.html">str</a>,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><ProcedureStateResponse>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
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Self: 'async_trait,
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'life0: 'async_trait,
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'life1: 'async_trait,</div></h4></section></summary><div class="docblock"><p>Query the procedure’ state by its id</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="tymethod.manage_region_follower" class="method"><a class="src rightside" href="../../src/common_function/handlers.rs.html#84">Source</a><h4 class="code-header">fn <a href="#tymethod.manage_region_follower" class="fn">manage_region_follower</a><'life0, 'async_trait>(
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&'life0 self,
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request: <a class="enum" href="../../common_meta/rpc/procedure/enum.ManageRegionFollowerRequest.html" title="enum common_meta::rpc::procedure::ManageRegionFollowerRequest">ManageRegionFollowerRequest</a>,
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) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/pin/struct.Pin.html" title="struct core::pin::Pin">Pin</a><<a class="struct" href="https://doc.rust-lang.org/nightly/alloc/boxed/struct.Box.html" title="struct alloc::boxed::Box">Box</a><dyn <a class="trait" href="https://doc.rust-lang.org/nightly/core/future/future/trait.Future.html" title="trait core::future::future::Future">Future</a><Output = <a class="type" href="../../common_query/error/type.Result.html" title="type common_query::error::Result">Result</a><<a class="primitive" href="https://doc.rust-lang.org/nightly/std/primitive.unit.html">()</a>>> + <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> + 'async_trait>><div class="where">where
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Self: 'async_trait,
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'life0: 'async_trait,</div></h4></section></summary><div class="docblock"><p>Manage a region follower to a region.</p>
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</div></details><details class="toggle method-toggle" open><summary><section id="tymethod.catalog_manager" class="method"><a class="src rightside" href="../../src/common_function/handlers.rs.html#87">Source</a><h4 class="code-header">fn <a href="#tymethod.catalog_manager" class="fn">catalog_manager</a>(&self) -> &<a class="type" href="../../catalog/type.CatalogManagerRef.html" title="type catalog::CatalogManagerRef">CatalogManagerRef</a></h4></section></summary><div class="docblock"><p>Get the catalog manager</p>
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</div></details></div><h2 id="implementors" class="section-header">Implementors<a href="#implementors" class="anchor">§</a></h2><div id="implementors-list"></div><script src="../../trait.impl/common_function/handlers/trait.ProcedureServiceHandler.js" async></script></section></div></main></body></html> |