61 lines
2.1 KiB
SQL
61 lines
2.1 KiB
SQL
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/*
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The remote inventory table is a local cache of what a remote
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listing operation returned. It records the observed state of
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files on the remote destination and is used as the diff baseline
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against the local source. It is refreshed from a remote listing
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and is NOT updated as part of recording operation intent.
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*/
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CREATE TABLE "RemoteInventory" (
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"ID" INTEGER PRIMARY KEY AUTOINCREMENT,
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"RelativePath" TEXT UNIQUE NOT NULL,
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"Size" INTEGER NOT NULL,
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"LastModified" DATETIME NOT NULL,
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"ContentHash" TEXT NULL,
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"LastVerified" DATETIME NOT NULL
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);
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/*
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The pending operation table is a mutable journal of in-flight
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intent. A row is inserted BEFORE an operation (upload/update/
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delete) is performed on the remote destination, and removed when
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the operation either completes or is reconciled on resume. It is
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never purged by time - its sole purpose is to make a crash or
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other incident recoverable: on the next run, leftover rows tell
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the program exactly what was being attempted so it can reconcile
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against a fresh remote listing rather than silently dropping state.
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*/
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CREATE TABLE "PendingOperation" (
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"ID" INTEGER PRIMARY KEY AUTOINCREMENT,
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"Path" TEXT UNIQUE NOT NULL,
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"Operation" TEXT NOT NULL,
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"Size" INTEGER,
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"Hash" TEXT,
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"StartedAt" INTEGER NOT NULL,
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"Attempts" INTEGER NOT NULL DEFAULT 0
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);
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/*
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The remote operation table is an append-only audit log of
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completed backend calls, used for later debug inspection. It is
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distinct from PendingOperation: RemoteOperation records what
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happened, PendingOperation records what is about to happen.
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Entries older than 30 days are purged automatically.
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*/
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CREATE TABLE "RemoteOperation" (
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"ID" INTEGER PRIMARY KEY AUTOINCREMENT,
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"Timestamp" INTEGER NOT NULL,
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"Operation" TEXT NOT NULL,
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"Path" TEXT NOT NULL,
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"Data" TEXT NULL
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);
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-- Index supporting the time-based purge of old audit-log rows.
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CREATE INDEX "RemoteOperationTimestamp" ON "RemoteOperation" ("Timestamp");
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CREATE TABLE "Version" (
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"ID" INTEGER PRIMARY KEY,
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"Version" INTEGER NOT NULL
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);
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INSERT INTO "Version" ("Version") VALUES (0);
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