rename_index(table_name, old_name, new_name) Instance Public methods

rename_table(table_name, new_name) Instance Public methods Renames a table. Also renames a table's primary key sequence if the sequence name matches the Active Record default. Example: rename_table('octopuses', 'octopi')

schema_exists?(name) Instance Public methods Returns true if schema exists.

schema_names() Instance Public methods Returns an array of schema names.

schema_search_path() Instance Public methods Returns the active schema search path.

schema_search_path=(schema_csv) Instance Public methods Sets the schema search path to a string of comma-separated schema names. Names beginning with $ have to be quoted (e.g. $user => '$user'). See: www.postgresql.org/docs/current/static/ddl-schemas.html This should be not be called manually but set in database.yml.

serial_sequence(table, column) Instance Public methods

table_exists?(name) Instance Public methods Returns true if table exists. If the schema is not specified as part of name then it will only find tables within the current schema search path (regardless of permissions to access tables in other schemas)

tables(name = nil) Instance Public methods Returns the list of all tables in the schema search path or a specified schema.

type_to_sql(type, limit = nil, precision = nil, scale = nil) Instance Public methods Maps logical Rails types to PostgreSQL-specific data types.