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from typing import NamedTuple
from clickhouse_connect.datatypes.registry import get_from_name
class ColumnDef(NamedTuple):
"""
ClickHouse column definition from DESCRIBE TABLE command
"""
name: str
type: str
default_type: str
default_expression: str
comment: str
codec_expression: str
ttl_expression: str
@property
def type_name(self):
return self.type.replace('\n', '').strip()
@property
def ch_type(self):
return get_from_name(self.type_name)
class SettingDef(NamedTuple):
"""
ClickHouse setting definition from system.settings table
"""
name: str
value: str
readonly: int
class SettingStatus(NamedTuple):
"""
Get the setting "status" from a ClickHouse server setting
"""
is_set: bool
is_writable: bool
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