private SqlString GenerateLockString()
{
ISessionFactoryImplementor factory = lockable.Factory;
SqlSimpleSelectBuilder select = new SqlSimpleSelectBuilder(factory.Dialect, factory)
.SetLockMode(lockMode)
.SetTableName(lockable.RootTableName)
.AddColumn(lockable.RootTableIdentifierColumnNames[0])
.SetIdentityColumn(lockable.RootTableIdentifierColumnNames, lockable.IdentifierType);
if (lockable.IsVersioned)
{
select.SetVersionColumn(new string[] { lockable.VersionColumnName }, lockable.VersionType);
}
if (factory.Settings.IsCommentsEnabled)
{
select.SetComment(lockMode + " lock " + lockable.EntityName);
}
return select.ToSqlString();
}
/// <summary>
/// Generate the SQL that selects the version number by id
/// </summary>
protected SqlString GenerateSelectVersionString()
{
SqlSimpleSelectBuilder builder = new SqlSimpleSelectBuilder(Factory.Dialect, factory)
.SetTableName(VersionedTableName);
if (IsVersioned)
builder.AddColumn(versionColumnName);
else
builder.AddColumns(rootTableKeyColumnNames);
if (Factory.Settings.IsCommentsEnabled)
{
builder.SetComment("get version " + EntityName);
}
return builder.AddWhereFragment(rootTableKeyColumnNames, IdentifierType, " = ").ToSqlString();
}
/// <summary> Generate the SQL that selects a row by id</summary>
protected internal virtual SqlString GenerateSelectString(LockMode lockMode)
{
SqlSimpleSelectBuilder select = new SqlSimpleSelectBuilder(Factory.Dialect, Factory)
.SetLockMode(lockMode)
.SetTableName(TableName)
.AddColumns(IdentifierColumnNames)
.AddColumns(SubclassColumnClosure, SubclassColumnAliasClosure, SubclassColumnLazyiness)
.AddColumns(SubclassFormulaClosure, SubclassFormulaAliasClosure, SubclassFormulaLazyiness);
//TODO: include the rowids!!!!
if (HasSubclasses)
{
if (IsDiscriminatorFormula)
{
select.AddColumn(DiscriminatorFormula, DiscriminatorAlias);
}
else
{
select.AddColumn(DiscriminatorColumnName, DiscriminatorAlias);
}
}
if (Factory.Settings.IsCommentsEnabled)
{
select.SetComment("load " + EntityName);
}
return select.AddWhereFragment(IdentifierColumnNames, IdentifierType, "=").ToSqlString();
}
