private void InitForeignKeys(IDataBaseSchema meta)
{
foreach (DataRow row in meta.GetForeignKeys(catalog, schema, name).Rows)
{
AddForeignKey(row, meta);
}
}
/// <summary>
/// Inicializa os indices da instancia.
/// </summary>
/// <param name="meta"></param>
private void InitIndexes(IDataBaseSchema meta)
{
foreach (System.Data.DataRow row in meta.GetIndexInfo(_catalog, _schema, _name).Rows)
{
AddIndex(row, meta);
}
}
private void InitIndexes(IDataBaseSchema meta)
{
foreach (DataRow row in meta.GetIndexInfo(catalog, schema, name).Rows)
{
AddIndex(row, meta);
}
}
/// <summary>
/// Inicializa as colunas da instancia.
/// </summary>
/// <param name="meta"></param>
private void InitColumns(IDataBaseSchema meta)
{
foreach (System.Data.DataRow row in meta.GetColumns(_catalog, _schema, _name, null).Rows)
{
AddColumn(row);
}
}
/// <summary>
/// Inicializa as chaves estrangeiras da instancia.
/// </summary>
/// <param name="meta"></param>
private void InitForeignKeys(IDataBaseSchema meta)
{
foreach (System.Data.DataRow row in meta.GetForeignKeys(_catalog, _schema, _name).Rows)
{
AddForeignKey(row, meta);
}
}
private void InitColumns(IDataBaseSchema meta)
{
foreach (DataRow row in meta.GetColumns(catalog, schema, name, null).Rows)
{
AddColumn(row);
}
}
public DatabaseMetadata(DbConnection connection, Dialect.Dialect dialect, bool extras)
{
meta = dialect.GetDataBaseSchema(connection);
this.dialect = dialect;
this.extras = extras;
InitSequences(connection, dialect);
sqlExceptionConverter = dialect.BuildSQLExceptionConverter();
}
public DatabaseMetadata(DbConnection connection, Dialect.Dialect dialect, bool extras)
{
meta = dialect.GetDataBaseSchema(connection);
this.dialect = dialect;
this.extras = extras;
InitSequences(connection, dialect);
sqlExceptionConverter = dialect.BuildSQLExceptionConverter();
}
public BaseTableMetadata(System.Data.DataRow rs, IDataBaseSchema meta, bool extras)
{
this.ParseTableInfo(rs);
this.InitColumns(meta);
if (extras)
{
this.InitForeignKeys(meta);
this.InitIndexes(meta);
}
}
public static TableEnumerator GetInstance(IDataBaseSchema schema)
{
if (null == Configuration)
{
throw new InvalidOperationException("Configuration not initialized");
}
if (null == instance)
{
instance = new TableEnumerator();
}
instance.Schema = schema;
return(instance);
}
public AbstractTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras)
{
ParseTableInfo(rs);
InitColumns(meta);
if (extras)
{
InitForeignKeys(meta);
InitIndexes(meta);
}
string cat = catalog == null ? "" : catalog + '.';
string schem = schema == null ? "" : schema + '.';
log.Info("table found: " + cat + schem + name);
log.Info("columns: " + StringHelper.CollectionToString(columns.Keys));
if (extras)
{
log.Info("foreign keys: " + StringHelper.CollectionToString(foreignKeys.Keys));
log.Info("indexes: " + StringHelper.CollectionToString(indexes.Keys));
}
}
public AbstractTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras)
{
ParseTableInfo(rs);
InitColumns(meta);
if (extras)
{
InitForeignKeys(meta);
InitIndexes(meta);
}
string cat = catalog == null ? "" : catalog + '.';
string schem = schema == null ? "" : schema + '.';
log.Info("table found: " + cat + schem + name);
log.Info("columns: " + StringHelper.CollectionToString(columns.Keys));
if (extras)
{
log.Info("foreign keys: " + StringHelper.CollectionToString(foreignKeys.Keys));
log.Info("indexes: " + StringHelper.CollectionToString(indexes.Keys));
}
}
/// <summary>
/// Adiciona um indice para a instancia.
/// </summary>
/// <param name="rs"></param>
/// <param name="meta"></param>
private void AddIndex(System.Data.DataRow rs, IDataBaseSchema meta)
{
string index = GetIndexName(rs);
if (string.IsNullOrEmpty(index))
{
return;
}
IIndexMetadata info = GetIndexMetadata(index);
if (info == null)
{
info = GetIndexMetadata(rs);
_indexes[info.Name.ToLowerInvariant()] = info;
}
foreach (System.Data.DataRow row in meta.GetIndexColumns(_catalog, _schema, _name, index).Rows)
{
info.AddColumn(GetColumnMetadata(GetColumnName(row)));
}
}
/// <summary>
/// Adiciona uma chave estrangeira para a instancia.
/// </summary>
/// <param name="rs">Linha que contem</param>
/// <param name="meta"></param>
private void AddForeignKey(System.Data.DataRow rs, IDataBaseSchema meta)
{
string fk = GetConstraintName(rs);
if (string.IsNullOrEmpty(fk))
{
return;
}
IForeignKeyMetadata info = GetForeignKeyMetadata(fk);
if (info == null)
{
info = GetForeignKeyMetadata(rs);
_foreignKeys[info.Name.ToLowerInvariant()] = info;
}
foreach (System.Data.DataRow row in meta.GetIndexColumns(_catalog, _schema, _name, fk).Rows)
{
info.AddColumn(GetColumnMetadata(GetColumnName(row)));
}
}
private void AddForeignKey(DataRow rs, IDataBaseSchema meta)
{
string fk = GetConstraintName(rs);
if (string.IsNullOrEmpty(fk))
{
return;
}
IForeignKeyMetadata info = GetForeignKeyMetadata(fk);
if (info == null)
{
info = GetForeignKeyMetadata(rs);
foreignKeys[info.Name] = info;
}
foreach (DataRow row in meta.GetIndexColumns(catalog, schema, name, fk).Rows)
{
info.AddColumn(GetColumnMetadata(GetColumnName(row)));
}
}
private void AddIndex(DataRow rs, IDataBaseSchema meta)
{
string index = GetIndexName(rs);
if (string.IsNullOrEmpty(index))
{
return;
}
IIndexMetadata info = GetIndexMetadata(index);
if (info == null)
{
info = GetIndexMetadata(rs);
indexes[info.Name] = info;
}
foreach (DataRow row in meta.GetIndexColumns(catalog, schema, name, index).Rows)
{
info.AddColumn(GetColumnMetadata(GetColumnName(row)));
}
}
public void InquireSchema()
{
Dialect.MsSql2005Dialect dialect = new MsSql2005Dialect();
DbConnection conn = new SqlConnection(@"");
conn.Open();
DatabaseMetadata meta = new DatabaseMetadata(conn, dialect);
IDataBaseSchema schema = dialect.GetDataBaseSchema(conn);
var dt = schema.GetTables(null, null, null, new string[0]);
var cols = schema.GetColumns(null, null, null, null);
var keys = schema.GetForeignKeys(null, null, null);
foreach (DataRow r in dt.Rows)
{
var tableMeta = schema.GetTableMetadata(r, true);
Console.WriteLine(string.Format("Table {2}:[{0}].[{1}]", tableMeta.Schema, tableMeta.Name, tableMeta.Catalog));
ITableMetadata tm = meta.GetTableMetadata(tableMeta.Name, tableMeta.Schema, tableMeta.Catalog, false);
IColumnMetadata col = tm.GetColumnMetadata(cols.Rows[0].ItemArray[2] as string);
}
}
public MsSqlTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras)
{
}
public ChillowMySqlTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras)
: base(rs, meta, extras)
{
}
public PostgreSQLTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras)
{
}
public PostgreSQLTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras) { }
public SybaseAnywhereTableMetaData(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras)
{
}
public FirebirdTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras) { }
public SQLiteTableMetaData(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras) {}
public SybaseAnywhereTableMetaData(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras) {}
private void AddForeignKey(DataRow rs, IDataBaseSchema meta)
{
string fk = GetConstraintName(rs);
if (string.IsNullOrEmpty(fk))
return;
IForeignKeyMetadata info = GetForeignKeyMetadata(fk);
if (info == null)
{
info = GetForeignKeyMetadata(rs);
foreignKeys[info.Name.ToLowerInvariant()] = info;
}
foreach (DataRow row in meta.GetIndexColumns(catalog, schema, name, fk).Rows)
{
info.AddColumn(GetColumnMetadata(GetColumnName(row)));
}
}
public FirebirdTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras)
{
}
private void InitColumns(IDataBaseSchema meta)
{
foreach (DataRow row in meta.GetColumns(catalog, schema, name, null).Rows)
{
AddColumn(row);
}
}
private void InitIndexes(IDataBaseSchema meta)
{
foreach (DataRow row in meta.GetIndexInfo(catalog, schema, name).Rows)
{
AddIndex(row, meta);
}
}
private void InitForeignKeys(IDataBaseSchema meta)
{
foreach (DataRow row in meta.GetForeignKeys(catalog, schema, name).Rows)
{
AddForeignKey(row, meta);
}
}
public OracleTableMetadata(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras) { }
public DB2TableMetaData(DataRow rs, IDataBaseSchema meta, bool extras) : base(rs, meta, extras)
{
}
private void AddIndex(DataRow rs, IDataBaseSchema meta)
{
string index = GetIndexName(rs);
if (string.IsNullOrEmpty(index)) return;
IIndexMetadata info = GetIndexMetadata(index);
if (info == null)
{
info = GetIndexMetadata(rs);
indexes[info.Name.ToLowerInvariant()] = info;
}
foreach (DataRow row in meta.GetIndexColumns(catalog, schema, name, index).Rows)
{
info.AddColumn(GetColumnMetadata(GetColumnName(row)));
}
}
