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tao-sqlite is a module of related classes which act as ambassadors to sqlte database connections.

Sub-Modules

yggdrasil

Core Classes

class taodb::connection

Implements a generic wrapper around a database connection. (Note: at this point only sqlite has been developed.)

Ancestors: tao.onion

Methods

method active_layers

Return a list of database layers to act as ambassodors for various collections of tables. See onions

method Database_Create

Commands to invoke when the interface attempts to connect to a virgin database. This method should build the database schema and populate any starter data.

method Database_Functions

Inject functions into the database interface. For sqlite, this method invokes the interface's native function method to map an sqlite function to a Tcl command.

Ensemble schema

Ensemble to manage database schemas.

method schema create_sql

Return fully formed SQL code to implement the schema

The default implementation is to interrogate the object layers for a schema create_sql property.

method schema tables

Return a list of tables specified by the schema. The default implementation is to interrogate the object layers for a schema table property.