lsst.dax.apdb gbebdf9febd+35dc457219
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Static Public Attributes | List of all members
lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig Class Reference
Inheritance diagram for lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig:
lsst.dax.apdb.apdb.ApdbConfig

Static Public Attributes

 contact_points
 
 private_ips = ListField[str](doc="List of internal IP addresses for contact_points.", default=[])
 
 keyspace = Field[str](doc="Default keyspace for operations.", default="apdb")
 
 read_consistency
 
 write_consistency
 
 read_timeout = Field[float](doc="Timeout in seconds for read operations.", default=120.0)
 
 write_timeout = Field[float](doc="Timeout in seconds for write operations.", default=10.0)
 
 read_concurrency = Field[int](doc="Concurrency level for read operations.", default=500)
 
 protocol_version
 
 dia_object_columns
 
 prefix = Field[str](doc="Prefix to add to table names", default="")
 
 part_pixelization
 
 part_pix_level = Field[int](doc="Pixelization level used for partitioning index.", default=10)
 
 part_pix_max_ranges = Field[int](doc="Max number of ranges in pixelization envelope", default=64)
 
 ra_dec_columns = ListField[str](default=["ra", "decl"], doc="Names of ra/dec columns in DiaObject table")
 
 timer = Field[bool](doc="If True then print/log timing information", default=False)
 
 time_partition_tables
 
 time_partition_days
 
 time_partition_start
 
 time_partition_end
 
 query_per_time_part
 
 query_per_spatial_part
 
- Static Public Attributes inherited from lsst.dax.apdb.apdb.ApdbConfig
 read_sources_months = Field[int](doc="Number of months of history to read from DiaSource", default=12)
 
 read_forced_sources_months
 
 schema_file
 
 schema_name = Field[str](doc="Name of the schema in YAML configuration file.", default="ApdbSchema")
 
 extra_schema_file
 
 use_insert_id
 

Member Data Documentation

◆ contact_points

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.contact_points
static
Initial value:
= ListField[str](
doc="The list of contact points to try connecting for cluster discovery.", default=["127.0.0.1"]
)

◆ dia_object_columns

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.dia_object_columns
static
Initial value:
= ListField[str](
doc="List of columns to read from DiaObject[Last], by default read all columns", default=[]
)

◆ part_pixelization

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.part_pixelization
static
Initial value:
= ChoiceField[str](
allowed=dict(htm="HTM pixelization", q3c="Q3C pixelization", mq3c="MQ3C pixelization"),
doc="Pixelization used for partitioning index.",
default="mq3c",
)

◆ protocol_version

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.protocol_version
static
Initial value:
= Field[int](
doc="Cassandra protocol version to use, default is V4",
default=cassandra.ProtocolVersion.V4 if CASSANDRA_IMPORTED else 0,
)

◆ query_per_spatial_part

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.query_per_spatial_part
static
Initial value:
= Field[bool](
default=False,
doc="If True then build one query per spatial partition, otherwise build single query.",
)

◆ query_per_time_part

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.query_per_time_part
static
Initial value:
= Field[bool](
default=False,
doc=(
"If True then build separate query for each time partition, otherwise build one single query. "
"This is only used when time_partition_tables is False in schema config."
),
)

◆ read_consistency

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.read_consistency
static
Initial value:
= Field[str](
doc="Name for consistency level of read operations, default: QUORUM, can be ONE.", default="QUORUM"
)

◆ time_partition_days

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.time_partition_days
static
Initial value:
= Field[int](
doc=(
"Time partitioning granularity in days, this value must not be changed after database is "
"initialized"
),
default=30,
)

◆ time_partition_end

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.time_partition_end
static
Initial value:
= Field[str](
doc=(
"Ending time for per-partition tables, in yyyy-mm-ddThh:mm:ss format, in TAI. "
"This is used only when time_partition_tables is True."
),
default="2030-01-01T00:00:00",
)

◆ time_partition_start

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.time_partition_start
static
Initial value:
= Field[str](
doc=(
"Starting time for per-partition tables, in yyyy-mm-ddThh:mm:ss format, in TAI. "
"This is used only when time_partition_tables is True."
),
default="2018-12-01T00:00:00",
)

◆ time_partition_tables

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.time_partition_tables
static
Initial value:
= Field[bool](
doc="Use per-partition tables for sources instead of partitioning by time", default=True
)

◆ write_consistency

lsst.dax.apdb.apdbCassandra.ApdbCassandraConfig.write_consistency
static
Initial value:
= Field[str](
doc="Name for consistency level of write operations, default: QUORUM, can be ONE.", default="QUORUM"
)

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