public Configuration()
{
AutomaticMigrationsEnabled = false;
var sqlGenerator = new MySqlMigrationSqlGenerator();
SetSqlGenerator("MySql.Data.MySqlClient", sqlGenerator);
}
public Configuration()
{
AutomaticMigrationsEnabled = true;
var generator = new MySqlMigrationSqlGenerator();
SetHistoryContextFactory("MySql.Data.MySqlClient", (conn, schema) => new MySqlHistoryContext(conn, schema));
SetSqlGenerator("MySql.Data.MySqlClient", generator);
}
public static void RunMigration(this DbContext context, DbMigration migration)
{
var prop = migration.GetType().GetProperty("Operations", BindingFlags.NonPublic | BindingFlags.Instance);
if (prop != null)
{
IEnumerable <MigrationOperation> operations = prop.GetValue(migration) as IEnumerable <MigrationOperation>;
var generator = new MySqlMigrationSqlGenerator();
var statements = generator.Generate(operations, "2008");
foreach (MigrationStatement item in statements)
{
context.Database.ExecuteSqlCommand(item.Sql);
}
}
}
/// <summary>
/// Generate and apply sql statemens from the
/// migration operations list
/// return false is case of fail or if database doesn't exist
/// </summary>
private bool GenerateAndExecuteMySQLStatements(List <MigrationOperation> migrationOperations)
{
MySqlProviderServices ProviderServices;
ProviderServices = new MySqlProviderServices();
using (BlogContext context = new BlogContext())
{
if (!context.Database.Exists())
{
return(false);
}
using (MySqlConnection conn = new MySqlConnection(context.Database.Connection.ConnectionString))
{
var migratorGenerator = new MySqlMigrationSqlGenerator();
var Token = ProviderServices.GetProviderManifestToken(conn);
var sqlStmts = migratorGenerator.Generate(migrationOperations, providerManifestToken: Token);
if (conn.State == System.Data.ConnectionState.Closed)
{
conn.Open();
}
foreach (MigrationStatement stmt in sqlStmts)
{
try
{
MySqlCommand cmd = new MySqlCommand(stmt.Sql, conn);
cmd.ExecuteNonQuery();
}
catch (Exception)
{
return(false);
}
}
}
}
return(true);
}
