pg_version = conn.server_version_tuple()
# CREATE INDEX IF NOT EXISTS was introduced in PG9.5.
# Note that you need to ignore failures on older versions when
- # unsing this construct.
+ # using this construct.
out['if_index_not_exists'] = ' IF NOT EXISTS ' if pg_version >= (9, 5, 0) else ''
return out
-class SQLPreprocessor: # pylint: disable=too-few-public-methods
+def _setup_postgresql_features(conn):
+ """ Set up a dictionary with various optional Postgresql/Postgis features that
+ depend on the database version.
+ """
+ pg_version = conn.server_version_tuple()
+ return {
+ 'has_index_non_key_column' : pg_version >= (11, 0, 0)
+ }
+
+class SQLPreprocessor:
""" A environment for preprocessing SQL files from the
lib-sql directory.
and follows its syntax.
"""
- def __init__(self, conn, config, sqllib_dir):
+ def __init__(self, conn, config):
self.env = jinja2.Environment(autoescape=False,
- loader=jinja2.FileSystemLoader(str(sqllib_dir)))
+ loader=jinja2.FileSystemLoader(str(config.lib_dir.sql)))
db_info = {}
db_info['partitions'] = _get_partitions(conn)
self.env.globals['config'] = config
self.env.globals['db'] = db_info
self.env.globals['sql'] = _setup_postgres_sql(conn)
- self.env.globals['modulepath'] = config.DATABASE_MODULE_PATH or \
- str((config.project_dir / 'module').resolve())
+ self.env.globals['postgres'] = _setup_postgresql_features(conn)
def run_sql_file(self, conn, name, **kwargs):