NewPostgres creates a new PostgreSQL client with the given sql.DB.

NewPostgresWithConfig creates a new PostgreSQL client with the given configuration.

TableToString returns a string representation of a table.

POSTGRES_SCHEMA_QUERY is the SQL query used to describe a table schema in PostgreSQL.

POSTGRES_TABLE_LIST_QUERY is the SQL query used to list all tables in a schema in PostgreSQL.

DB_PASSWORD is the environment variable that holds the database password.

Postgres is a PostgreSQL implementation of the ISQL interface.