|
private SortedTableColumns ( string table ) : IEnumerable |
||
| table | string | |
| return | IEnumerable |
|
public bool ValidateSchema()
{
bool is_valid = true;
var new_db_path = Paths.GetTempFileName(Paths.TempDir);
var new_db = new BansheeDbConnection(new_db_path);
((IInitializeService)new_db).Initialize();
Hyena.Log.DebugFormat("Validating db schema for {0}", DbPath);
var tables = new_db.QueryEnumerable <string> (
"select name from sqlite_master where type='table' order by name"
);
foreach (var table in tables)
{
if (!TableExists(table))
{
Log.ErrorFormat("Table {0} does not exist!", table);
is_valid = false;
}
else
{
var a = new_db.SortedTableColumns(table);
var b = SortedTableColumns(table);
a.Except(b).ForEach(c => { is_valid = false; Hyena.Log.ErrorFormat("Table {0} should contain column {1}", table, c); });
b.Except(a).ForEach(c => Hyena.Log.DebugFormat("Table {0} has extra (probably obsolete) column {1}", table, c));
}
}
using (var reader = new_db.Query(
"select name,sql from sqlite_master where type='index' AND name NOT LIKE 'sqlite_autoindex%' order by name")) {
while (reader.Read())
{
string name = (string)reader[0];
string sql = (string)reader[1];
if (!IndexExists(name))
{
Log.ErrorFormat("Index {0} does not exist!", name);
is_valid = false;
}
else
{
string our_sql = Query <string> ("select sql from sqlite_master where type='index' and name=?", name);
if (our_sql != sql)
{
Log.ErrorFormat("Index definition of {0} differs, should be `{1}` but is `{2}`", name, sql, our_sql);
is_valid = false;
}
}
}
}
Hyena.Log.DebugFormat("Done validating db schema for {0}", DbPath);
System.IO.File.Delete(new_db_path);
return(is_valid);
}
public bool ValidateSchema()
{
bool is_valid = true;
var new_db_path = Paths.GetTempFileName (Paths.TempDir);
var new_db = new BansheeDbConnection (new_db_path);
((IInitializeService)new_db).Initialize ();
Hyena.Log.DebugFormat ("Validating db schema for {0}", DbPath);
var tables = new_db.QueryEnumerable<string> (
"select name from sqlite_master where type='table' order by name"
);
foreach (var table in tables) {
if (!TableExists (table)) {
Log.ErrorFormat ("Table {0} does not exist!", table);
is_valid = false;
} else {
var a = new_db.SortedTableColumns (table);
var b = SortedTableColumns (table);
a.Except (b).ForEach (c => { is_valid = false; Hyena.Log.ErrorFormat ("Table {0} should contain column {1}", table, c); });
b.Except (a).ForEach (c => Hyena.Log.DebugFormat ("Table {0} has extra (probably obsolete) column {1}", table, c));
}
}
using (var reader = new_db.Query (
"select name,sql from sqlite_master where type='index' AND name NOT LIKE 'sqlite_autoindex%' order by name")) {
while (reader.Read ()) {
string name = (string)reader[0];
string sql = (string)reader[1];
if (!IndexExists (name)) {
Log.ErrorFormat ("Index {0} does not exist!", name);
is_valid = false;
} else {
string our_sql = Query<string> ("select sql from sqlite_master where type='index' and name=?", name);
if (our_sql != sql) {
Log.ErrorFormat ("Index definition of {0} differs, should be `{1}` but is `{2}`", name, sql, our_sql);
is_valid = false;
}
}
}
}
Hyena.Log.DebugFormat ("Done validating db schema for {0}", DbPath);
System.IO.File.Delete (new_db_path);
return is_valid;
}
