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// file : odb/schema-catalog.hxx
// copyright : Copyright (c) 2009-2013 Code Synthesis Tools CC
// license : GNU GPL v2; see accompanying LICENSE file
#ifndef ODB_SCHEMA_CATALOG_HXX
#define ODB_SCHEMA_CATALOG_HXX
#include <odb/pre.hxx>
#include <string>
#include <odb/forward.hxx> // schema_version, odb::core
#include <odb/details/export.hxx>
namespace odb
{
class LIBODB_EXPORT schema_catalog
{
public:
// Schema creation.
//
static void
create_schema (database&, const std::string& name = "", bool drop = true);
static void
drop_schema (database&, const std::string& name = "");
// Schema migration.
//
static void
migrate_schema_pre (database& db,
schema_version v,
const std::string& name = "")
{
migrate_schema_impl (db, v, name, migrate_pre);
}
static void
migrate_schema_post (database& db,
schema_version v,
const std::string& name = "")
{
migrate_schema_impl (db, v, name, migrate_post);
}
static void
migrate_schema (database& db,
schema_version v,
const std::string& name = "")
{
migrate_schema_impl (db, v, name, migrate_both);
}
// Migrate both schema and data to the specified version. If version
// is not specified, then migrate to the latest version.
//
static void
migrate (database& db, schema_version v = 0, const std::string& name = "");
// Return 0 if current is greater or equal to the latest version.
// If current is not specified, get the current version from the
// database.
//
static schema_version
next_version (const database& db,
schema_version current = 0,
const std::string& name = "")
{
return next_version (db.id (),
current == 0 ? db.schema_version () : current,
name);
}
static schema_version
next_version (database_id,
schema_version current,
const std::string& name = "");
static schema_version
latest_version (const database& db, const std::string& name = "")
{
return latest_version (db.id (), name);
}
static schema_version
latest_version (database_id, const std::string& name = "");
// Test for presence of a schema with a specific name.
//
static bool
exists (const database& db, const std::string& name = "")
{
return exists (db.id (), name);
}
static bool
exists (database_id, const std::string& name = "");
private:
enum migrate_mode
{
migrate_pre,
migrate_post,
migrate_both
};
static void
migrate_schema_impl (database&,
schema_version,
const std::string& name,
migrate_mode);
};
namespace common
{
using odb::schema_catalog;
}
}
#include <odb/post.hxx>
#endif // ODB_SCHEMA_CATALOG_HXX
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