ashatora/node-mbtiles
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Merge branch 'skipblank' of github.com:mapbox/node-mbtiles into skipblank

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Young Hahn
2012-01-26 16:48:04 -05:00
parent aee58b0a2b 63218d4ebe
commit 2a1724a496
1 changed files with 21 additions and 9 deletions
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30
bin/mbrekey
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@@ -32,7 +32,7 @@ db.all("SELECT tbl_name FROM sqlite_master WHERE TYPE = 'table'", function(err,
var tileQueue = new utils.Queue(changeTileID, 1);
var gridQueue = new utils.Queue(changeGridID, 1);
db.run('CREATE INDEX "temp_tile_id_idx" ON "map" ("tile_id")', function(err) {
db.run('CREATE INDEX IF NOT EXISTS "temp_tile_id_idx" ON "map" ("tile_id")', function(err) {
if (err) throw err;
console.warn('Created temporary index.');
db.run('CREATE TEMP TABLE "tile_hash_id" ("id" INTEGER PRIMARY KEY AUTOINCREMENT NOT NULL, "hash" TEXT UNIQUE NOT NULL)', function(err) {
@@ -86,15 +86,20 @@ function changeTileID(start, done) {
if (err) throw err;
db.serialize(function() {
db.run('BEGIN');
rows.forEach(function(row) {
db.run('UPDATE images SET tile_id = ? WHERE tile_id = ?', row.id, row.hash);
db.run('UPDATE map SET tile_id = ? WHERE tile_id = ?', row.id, row.hash);
});
var st1 = db.prepare('UPDATE images SET tile_id = ? WHERE tile_id = ?');
var st2 = db.prepare('UPDATE map SET tile_id = ? WHERE tile_id = ?');
for (var i = 0; i < rows.length; i++) {
st1.run(rows[i].id, rows[i].hash);
st2.run(rows[i].id, rows[i].hash);
}
db.run('COMMIT', function(err) {
if (err) throw err;
changedTiles += rows.length;
console.warn('Updated %d tiles.', changedTiles);
done();
st1.finalize(function(err) {
st2.finalize(function(err) {
changedTiles += rows.length;
console.warn('Updated %d tiles.', changedTiles);
done();
})});
});
});
});
@@ -123,5 +128,12 @@ function changeGridID(start, done) {
};
function deleteTempKey() {
db.run('DROP INDEX "temp_tile_id_idx"');
db.run('DROP INDEX "temp_tile_id_idx"', function(err) {
if (err) throw err;
console.warn('Vacuuming...');
db.run('VACUUM;', function(err) {
if (err) throw err;
db.close();
});
});
}