etcdb.execute.ddl package

Submodules

etcdb.execute.ddl.create module

Implement CREATE queries.

etcdb.execute.ddl.create.create_database(etcd_client, tree)

Create database.

Parameters:

• etcd_client (Client) – Etcd client
• tree (SQLTree) – Parsing tree

etcdb.execute.ddl.create.create_table(etcd_client, tree, db=None)

Create table.

Parameters:

• etcd_client (Client) – Etcd client
• tree (SQLTree) – Parsing tree
• db (str) – Database name to use if not defined in the parsing tree.

Raises:

• ProgrammingError – If primary key is not defined, or the primary key is NULL-able.
• OperationalError – if database is not selected or table exists.

etcdb.execute.ddl.drop module

Implement DROP queries.

etcdb.execute.ddl.drop.drop_database(etcd_client, tree)

Drop database.

Parameters:

• etcd_client (Client) – Etcd client
• tree (SQLTree) – Parsing tree

Raises:

OperationalError – if database doesn’t exist

etcdb.execute.ddl.drop.drop_table(etcd_client, tree, db=None)

Drop table.

Parameters:

• etcd_client (Client) – Etcd client
• tree (SQLTree) – Parsing tree
• db (str) – Database name to use if not defined in the parsing tree.

Raises:

OperationalError – if database is not selected or if table doesn’t exist.

Module contents

Module with Data Defition Language queries.

etcdb.execute.ddl.database_exists_or_raise(etcd_client, db)

If database db doesn’t exit raise OperationalError.

Parameters:

• etcd_client (Client) – Etcd client.
• db (str) – Database name.

Raises:

OperationalError – if database doesn’t exist