64 lines
2.3 KiB
MySQL
64 lines
2.3 KiB
MySQL
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CREATE TABLE "JST_SavedList" (
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"name" TEXT PRIMARY KEY NOT NULL,
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"nextList" TEXT REFERENCES "JST_SavedList"("name")
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);
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CREATE INDEX "JST_SavedList_byNextList" ON "JST_SavedList"("nextList");
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CREATE TABLE "JST_SavedListEntry" (
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"listName" TEXT NOT NULL REFERENCES "JST_SavedList"("name") ON DELETE CASCADE,
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"entryText" TEXT NOT NULL,
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"isKanji" BOOLEAN NOT NULL DEFAULT 0,
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"lastModified" TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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"nextEntry" TEXT NOT NULL,
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PRIMARY KEY ("listName", "entryText", "isKanji"),
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FOREIGN KEY ("listName", "nextEntry") REFERENCES "JST_SavedListEntry"("listName", "entryText"),
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CHECK ((NOT "isKanji") OR ("nextEntry" <> 0))
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);
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CREATE INDEX "JST_SavedListEntry_byListName" ON "JST_SavedListEntry"("listName");
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-- CREATE VIEW "JST_SavedListEntry_sortedByLists" AS
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-- WITH RECURSIVE "JST_SavedListEntry_sorted"("next") AS (
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-- -- Initial SELECT
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-- UNION ALL
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-- SELECT * FROM ""
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-- -- Recursive Select
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-- )
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-- SELECT * FROM "JST_SavedListEntry_sorted";
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CREATE TABLE "JST_HistoryEntry" (
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"id" INTEGER NOT NULL PRIMARY KEY AUTOINCREMENT
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);
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CREATE TABLE "JST_HistoryEntryKanji" (
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"entryId" INTEGER NOT NULL REFERENCES "JST_HistoryEntry"("id") ON DELETE CASCADE,
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"kanji" CHAR(1) NOT NULL,
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PRIMARY KEY ("entryId", "kanji")
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);
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CREATE TABLE "JST_HistoryEntryWord" (
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"entryId" INTEGER NOT NULL REFERENCES "JST_HistoryEntry"("id") ON DELETE CASCADE,
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"searchword" TEXT NOT NULL,
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"language" CHAR(1) CHECK ("language" IN ("e", "j")),
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PRIMARY KEY ("entryId", "searchword")
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);
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CREATE TABLE "JST_HistoryEntryTimestamp" (
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"entryId" INTEGER NOT NULL REFERENCES "JST_HistoryEntry"("id") ON DELETE CASCADE,
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-- Here, I'm using INTEGER insted of TIMESTAMP or DATETIME, because it seems to be
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-- the easiest way to deal with global and local timeconversion between dart and
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-- SQLite.
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"timestamp" INTEGER NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY ("entryId", "timestamp")
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);
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CREATE INDEX "JST_HistoryEntryTimestamp_byTimestamp" ON "JST_HistoryEntryTimestamp"("timestamp");
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CREATE VIEW "JST_HistoryEntry_orderedByTimestamp" AS
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SELECT * FROM "JST_HistoryEntryTimestamp"
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LEFT JOIN "JST_HistoryEntryWord" USING ("entryId")
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LEFT JOIN "JST_HistoryEntryKanji" USING ("entryId")
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GROUP BY "entryId"
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ORDER BY MAX("timestamp") DESC;
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