lsst.dax.apdb.schema_model.Column Class Reference

Public Member Functions
Column	from_felis (cls, felis.datamodel.Column dm_column)
Column	clone (self)
int	size (self)

Static Public Attributes
int	length = None
bool	nullable = True
Any	value = None
bool	autoincrement = None
str	description = None
Mapping	annotations = dataclasses.field(default_factory=dict)
Table	table = None

Detailed Description

Column representation in schema.

Member Function Documentation

clone()

Column lsst.dax.apdb.schema_model.Column.clone

(

self

)

Make a clone of self.

from_felis()

Column lsst.dax.apdb.schema_model.Column.from_felis	(		cls,
		felis.datamodel.Column	dm_column )

Convert Felis column definition into instance of this class.

Parameters
----------
dm_column : `felis.datamodel.Column`
    Felis column definition.

Returns
-------
column : `Column`
    Converted column definition.

size()

int lsst.dax.apdb.schema_model.Column.size

(

self

)

Return size in bytes of this column.

Returns
-------
size : `int`
    Size in bytes for this column, typically represents in-memory size
    of the corresponding data type. May or may not be the same as
    storage size or wire-level protocol size.

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The documentation for this class was generated from the following file:

• python/lsst/dax/apdb/schema_model.py