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harbour-wallaread
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Use a compound primary key for articles

pull/1/head
Grégory Oestreicher 2016-12-17 15:19:26 +01:00
parent 2b6c6d78ea
commit 66fe16c9b8
1 changed files with 42 additions and 3 deletions
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45
qml/js/WallaBase.js
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@ -533,7 +533,7 @@ function setArticleRead( id, read )
Internal functions Internal functions
*/ */
var DBVERSION = "0.2" var DBVERSION = "0.3"
var _db = null; var _db = null;
function getDatabase() function getDatabase()
@ -552,6 +552,9 @@ function checkDatabaseStatus( db )
if ( db.version === "" ) { if ( db.version === "" ) {
createLatestDatabase( db ); createLatestDatabase( db );
} }
else if ( db.version === "0.2" ) {
_updateSchema_v3( db );
}
} }
function createLatestDatabase( db ) function createLatestDatabase( db )
@ -575,7 +578,7 @@ function createLatestDatabase( db )
tx.executeSql( tx.executeSql(
"CREATE TABLE IF NOT EXISTS articles (" + "CREATE TABLE IF NOT EXISTS articles (" +
"id INTEGER PRIMARY KEY, " + "id INTEGER, " +
"server INTEGER REFERENCES servers(id), " + "server INTEGER REFERENCES servers(id), " +
"created TEXT, " + "created TEXT, " +
"updated TEXT, " + "updated TEXT, " +
@ -588,7 +591,8 @@ function createLatestDatabase( db )
"starred INTEGER DEFAULT 0, " + "starred INTEGER DEFAULT 0, " +
"title TEXT, " + "title TEXT, " +
"previewPicture BLOB, " + "previewPicture BLOB, " +
"content TEXT" + "content TEXT, " +
"PRIMARY KEY(id, server)" +
")" ")"
); );
@ -612,3 +616,38 @@ function resetDatabase()
} }
); );
} }
function _updateSchema_v3( db )
{
db.transaction(
function( tx ) {
tx.executeSql(
"CREATE TABLE IF NOT EXISTS articles_next (" +
"id INTEGER, " +
"server INTEGER REFERENCES servers(id), " +
"created TEXT, " +
"updated TEXT, " +
"mimetype TEXT, " +
"language TEXT, " +
"readingTime INTEGER DEFAULT 0, " +
"url TEXT, " +
"domain TEXT, " +
"archived INTEGER DEFAULT 0, " +
"starred INTEGER DEFAULT 0, " +
"title TEXT, " +
"previewPicture BLOB, " +
"content TEXT, " +
"PRIMARY KEY(id, server)" +
")"
);
tx.executeSql( "INSERT INTO articles_next SELECT * FROM articles" );
tx.executeSql( "DROP TABLE articles" );
tx.executeSql( "ALTER TABLE articles_next RENAME TO articles" );
},
function() {
},
function() {
db.changeVersion( version, "0.3" );
}
);
}