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Shawn Zhou commented on CASSANDRA-8012: --------------------------------------- Here is the result: cqlsh> SELECT * FROM system.schema_keyspaces; keyspace_name | durable_writes | strategy_class | strategy_options -----------------+----------------+------------------------------------------------------+---------------------------- as_id_store | True | org.apache.cassandra.locator.NetworkTopologyStrategy | {"DC2":"2","DC1":"2"} as_user_segment | True | org.apache.cassandra.locator.NetworkTopologyStrategy | {"DC2":"2","DC1":"2"} as_user_fact | True | org.apache.cassandra.locator.NetworkTopologyStrategy | {"DC2":"0","DC1":"2"} OpsCenter | True | org.apache.cassandra.locator.SimpleStrategy | {"replication_factor":"2"} system | True | org.apache.cassandra.locator.LocalStrategy | {} system_traces | True | org.apache.cassandra.locator.SimpleStrategy | {"replication_factor":"2"} (6 rows) cqlsh> SELECT * FROM system.schema_columnfamilies; keyspace_name | columnfamily_name | bloom_filter_fp_chance | caching | cf_id | column_aliases | comment | compaction_strategy_class | compaction_strategy_options | comparator | compression_parameters | default_time_to_live | default_validator | dropped_columns | gc_grace_seconds | index_interval | is_dense | key_aliases | key_validator | local_read_repair_chance | max_compaction_threshold | max_index_interval | memtable_flush_period_in_ms | min_compaction_threshold | min_index_interval | read_repair_chance | speculative_retry | subcomparator | type | value_alias -----------------+---------------------------+------------------------+---------------------------------------------+--------------------------------------+--------------------------------------+--------------------------------------------------------------+-----------------------------------------------------------------+------------------------------+--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--------------------------------------------------------------------------+----------------------+-------------------------------------------+-----------------+------------------+----------------+----------+----------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------+--------------------------+--------------------------+--------------------+-----------------------------+--------------------------+--------------------+--------------------+-------------------+---------------+----------+------------- as_id_store | foreign_id_to_netid_store | 0.1 | {"keys":"ALL", "rows_per_partition":"NONE"} | aaefa7d7-9d72-3d18-b5f0-02b30cee5bd7 | ["type_from"] | | org.apache.cassandra.db.compaction.LeveledCompactionStrategy | {"sstable_size_in_mb":"256"} | org.apache.cassandra.db.marshal.UTF8Type | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 2592000 | org.apache.cassandra.db.marshal.UTF8Type | null | 3600 | null | True | ["id_from"] | org.apache.cassandra.db.marshal.UTF8Type | 0.1 | 32 | 2048 | 0 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | netid as_user_segment | taxid_to_segid_map | 0.1 | {"keys":"ALL", "rows_per_partition":"NONE"} | cfaa0d76-a48c-330b-a821-bf237a65a7b9 | [] | | org.apache.cassandra.db.compaction.LeveledCompactionStrategy | {"sstable_size_in_mb":"8"} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["id"] | org.apache.cassandra.db.marshal.Int32Type | 0.1 | 32 | 2048 | 0 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null as_user_segment | user_segments | 0.1 | {"keys":"ALL", "rows_per_partition":"NONE"} | e586ee3b-bec5-3594-9b94-edbd5e09a03c | [] | | org.apache.cassandra.db.compaction.LeveledCompactionStrategy | {"sstable_size_in_mb":"256"} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 2592000 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["id"] | org.apache.cassandra.db.marshal.UTF8Type | 0.1 | 32 | 2048 | 0 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null as_user_segment | user_segments_blob | 0.1 | {"keys":"ALL", "rows_per_partition":"NONE"} | 0973df41-2b4f-30d0-b21b-05bf758d464e | [] | | org.apache.cassandra.db.compaction.LeveledCompactionStrategy | {"sstable_size_in_mb":"256"} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 2592000 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["id"] | org.apache.cassandra.db.marshal.UTF8Type | 0.1 | 32 | 2048 | 0 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null as_user_fact | user_profile | 0.1 | {"keys":"ALL", "rows_per_partition":"NONE"} | 0f1126aa-3fc4-34b7-84a7-d81acce2194c | [] | | org.apache.cassandra.db.compaction.LeveledCompactionStrategy | {"sstable_size_in_mb":"256"} | org.apache.cassandra.db.marshal.UTF8Type | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 259200 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["id"] | org.apache.cassandra.db.marshal.UTF8Type | 0.1 | 32 | 2048 | 0 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null OpsCenter | bestpractice_results | null | {"keys":"ALL", "rows_per_partition":"NONE"} | 5f792e9a-85b9-3923-8fe1-f08392c64c6e | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.ReversedType(org.apache.cassandra.db.marshal.IntegerType) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 8 | 2048 | 0 | 2 | 128 | 0.25 | NONE | null | Standard | value OpsCenter | events | null | {"keys":"ALL", "rows_per_partition":"NONE"} | e6952b0e-d35b-3154-bcd0-cbff061250cb | [] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.UTF8Type | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.UTF8Type | null | 864000 | null | False | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 12 | 2048 | 0 | 8 | 128 | 0.25 | NONE | null | Standard | null OpsCenter | events_timeline | null | {"keys":"ALL", "rows_per_partition":"NONE"} | 2b1e2b5a-f040-3042-8e93-7b9db78c2342 | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.LongType | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 864000 | null | True | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 8 | 2048 | 0 | 4 | 128 | 0.25 | NONE | null | Standard | value OpsCenter | pdps | null | {"keys":"ALL", "rows_per_partition":"NONE"} | cab03baa-a7ab-3d19-8284-2c75e552f716 | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.UTF8Type | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 0 | 4 | 128 | 0.25 | NONE | null | Standard | value OpsCenter | rollups300 | null | {"keys":"ALL", "rows_per_partition":"NONE"} | 45c85324-387b-3523-8d05-6678f8fa8b0f | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.IntegerType | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 16 | 2048 | 0 | 4 | 128 | 0.25 | NONE | null | Standard | value OpsCenter | rollups60 | null | {"keys":"ALL", "rows_per_partition":"NONE"} | 98bb99a2-42f2-3fcd-af67-208a4faae5fa | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.IntegerType | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 0 | 4 | 128 | 0.25 | NONE | null | Standard | value OpsCenter | rollups7200 | null | {"keys":"ALL", "rows_per_partition":"NONE"} | 349c2c14-e97d-367c-a2ac-d4de7ec12e7f | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.IntegerType | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 8 | 2048 | 0 | 2 | 128 | 0.25 | NONE | null | Standard | value OpsCenter | rollups86400 | null | {"keys":"ALL", "rows_per_partition":"NONE"} | f26e53f3-184c-39a9-9123-8cdea2bad63b | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.IntegerType | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 8 | 2048 | 0 | 2 | 128 | 0.25 | NONE | null | Standard | value OpsCenter | settings | null | {"keys":"ALL", "rows_per_partition":"NONE"} | c1071195-c026-3f5e-b31f-b5780bf41c55 | ["column1"] | {"info": "OpsCenter management data.", "version": [5, 0, 1]} | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.BytesType | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 864000 | null | True | ["key"] | org.apache.cassandra.db.marshal.BytesType | 0 | 12 | 2048 | 0 | 8 | 128 | 1 | NONE | null | Standard | value system | IndexInfo | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 9f5c6374-d485-3229-9a0a-5094af9ad1e3 | ["index_name"] | indexes that have been completed | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.UTF8Type | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["table_name"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | system | batchlog | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 0290003c-977e-397c-ac3e-fdfdc01d626b | [] | uncommited batches | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {"min_threshold":"2"} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["id"] | org.apache.cassandra.db.marshal.UUIDType | 0 | 32 | 2048 | 3600000 | 2 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | compaction_history | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | b4dbb7b4-dc49-3fb5-b3bf-ce6e434832ca | [] | show all compaction history | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(726f77735f6d6572676564:org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.Int32Type,org.apache.cassandra.db.marshal.LongType))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 604800 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["id"] | org.apache.cassandra.db.marshal.UUIDType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | compactions_in_progress | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 55080ab0-5d9c-3886-90a4-acb25fe1f77b | [] | unfinished compactions | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(696e70757473:org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.Int32Type))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["id"] | org.apache.cassandra.db.marshal.UUIDType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | hints | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 2666e205-73ef-38b3-90fe-fecf96e8f0c7 | ["hint_id","message_version"] | hints awaiting delivery | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {"enabled":"false"} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.TimeUUIDType,org.apache.cassandra.db.marshal.Int32Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | True | ["target_id"] | org.apache.cassandra.db.marshal.UUIDType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | mutation system | local | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 7ad54392-bcdd-35a6-8417-4e047860b377 | [] | information about the local node | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(7472756e63617465645f6174:org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UUIDType,org.apache.cassandra.db.marshal.BytesType),746f6b656e73:org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.UTF8Type))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["key"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | paxos | 0.1 | {"keys":"ALL", "rows_per_partition":"NONE"} | b7b7f0c2-fd0a-3410-8c05-3ef614bb7c2d | ["cf_id"] | in-progress paxos proposals | org.apache.cassandra.db.compaction.LeveledCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UUIDType,org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["row_key"] | org.apache.cassandra.db.marshal.BytesType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | peer_events | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 59dfeaea-8db2-3341-91ef-109974d81484 | [] | cf contains events related to peers | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(68696e74735f64726f70706564:org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UUIDType,org.apache.cassandra.db.marshal.Int32Type))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["peer"] | org.apache.cassandra.db.marshal.InetAddressType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | peers | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 37f71aca-7dc2-383b-a706-72528af04d4f | [] | known peers in the cluster | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(746f6b656e73:org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.UTF8Type))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["peer"] | org.apache.cassandra.db.marshal.InetAddressType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | range_xfers | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 55d76438-4e55-3f8b-9f6e-676d4af3976d | [] | ranges requested for transfer here | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["token_bytes"] | org.apache.cassandra.db.marshal.BytesType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | schema_columnfamilies | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 45f5b360-24bc-3f83-a363-1034ea4fa697 | ["columnfamily_name"] | ColumnFamily definitions | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(64726f707065645f636f6c756d6e73:org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.LongType))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 604800 | null | False | ["keyspace_name"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | schema_columns | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 296e9c04-9bec-3085-827d-c17d3df2122a | ["columnfamily_name","column_name"] | ColumnFamily column attributes | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 604800 | null | False | ["keyspace_name"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | schema_keyspaces | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | b0f22357-4458-3cdb-9631-c43e59ce3676 | [] | keyspace definitions | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.UTF8Type | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 604800 | null | False | ["keyspace_name"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | schema_triggers | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 0359bc71-7123-3ee1-9a4a-b9dfb11fc125 | ["columnfamily_name","trigger_name"] | triggers metadata table | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(747269676765725f6f7074696f6e73:org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 604800 | null | False | ["keyspace_name"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | schema_usertypes | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 3aa75225-4f82-350b-8d5c-430fa221fa0a | ["type_name"] | Defined user types | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(6669656c645f6e616d6573:org.apache.cassandra.db.marshal.ListType(org.apache.cassandra.db.marshal.UTF8Type),6669656c645f7479706573:org.apache.cassandra.db.marshal.ListType(org.apache.cassandra.db.marshal.UTF8Type))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 604800 | null | False | ["keyspace_name"] | org.apache.cassandra.db.marshal.UTF8Type | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system | sstable_activity | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 5a1ff267-ace0-3f12-8563-cfae6103c65e | [] | historic sstable read rates | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["keyspace_name","columnfamily_name","generation"] | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.Int32Type) | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system_traces | events | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | 8826e8e9-e16a-3728-8753-3bc1fc713c25 | ["event_id"] | | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.TimeUUIDType,org.apache.cassandra.db.marshal.UTF8Type) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["session_id"] | org.apache.cassandra.db.marshal.UUIDType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null system_traces | sessions | 0.01 | {"keys":"ALL", "rows_per_partition":"NONE"} | c5e99f16-8677-3914-b17e-960613512345 | [] | traced sessions | org.apache.cassandra.db.compaction.SizeTieredCompactionStrategy | {} | org.apache.cassandra.db.marshal.CompositeType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.ColumnToCollectionType(706172616d6574657273:org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type))) | {"sstable_compression":"org.apache.cassandra.io.compress.LZ4Compressor"} | 0 | org.apache.cassandra.db.marshal.BytesType | null | 0 | null | False | ["session_id"] | org.apache.cassandra.db.marshal.UUIDType | 0 | 32 | 2048 | 3600000 | 4 | 128 | 0 | 99.0PERCENTILE | null | Standard | null (32 rows) cqlsh> SELECT * FROM system.schema_columns; keyspace_name | columnfamily_name | column_name | component_index | index_name | index_options | index_type | type | validator -----------------+---------------------------+-----------------------------+-----------------+------------+---------------+------------+----------------+----------------------------------------------------------------------------------------------------------------------------- as_id_store | foreign_id_to_netid_store | id_from | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type as_id_store | foreign_id_to_netid_store | netid | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.UTF8Type as_id_store | foreign_id_to_netid_store | type_from | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type as_user_segment | taxid_to_segid_map | calculation_time | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.TimestampType as_user_segment | taxid_to_segid_map | id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.Int32Type as_user_segment | taxid_to_segid_map | mapping | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.BytesType as_user_segment | user_segments | id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type as_user_segment | user_segments | segments | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type as_user_segment | user_segments_blob | id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type as_user_segment | user_segments_blob | segments | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.BytesType as_user_fact | user_profile | id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type as_user_fact | user_profile | profile | null | null | null | null | regular | org.apache.cassandra.db.marshal.BytesType OpsCenter | bestpractice_results | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.ReversedType(org.apache.cassandra.db.marshal.IntegerType) OpsCenter | bestpractice_results | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | bestpractice_results | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType OpsCenter | events | action | null | null | null | null | regular | org.apache.cassandra.db.marshal.LongType OpsCenter | events | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | events | level | null | null | null | null | regular | org.apache.cassandra.db.marshal.LongType OpsCenter | events | success | null | null | null | null | regular | org.apache.cassandra.db.marshal.BooleanType OpsCenter | events | time | null | null | null | null | regular | org.apache.cassandra.db.marshal.LongType OpsCenter | events_timeline | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.LongType OpsCenter | events_timeline | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | events_timeline | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType OpsCenter | pdps | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | pdps | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | pdps | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType OpsCenter | rollups300 | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.IntegerType OpsCenter | rollups300 | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | rollups300 | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType OpsCenter | rollups60 | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.IntegerType OpsCenter | rollups60 | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | rollups60 | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType OpsCenter | rollups7200 | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.IntegerType OpsCenter | rollups7200 | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | rollups7200 | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType OpsCenter | rollups86400 | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.IntegerType OpsCenter | rollups86400 | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type OpsCenter | rollups86400 | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType OpsCenter | settings | column1 | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.BytesType OpsCenter | settings | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.BytesType OpsCenter | settings | value | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType system | IndexInfo | | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType system | IndexInfo | index_name | null | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type system | IndexInfo | table_name | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | batchlog | data | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.BytesType system | batchlog | id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UUIDType system | batchlog | version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | batchlog | written_at | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.TimestampType system | compaction_history | bytes_in | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.LongType system | compaction_history | bytes_out | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.LongType system | compaction_history | columnfamily_name | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | compaction_history | compacted_at | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.TimestampType system | compaction_history | id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UUIDType system | compaction_history | keyspace_name | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | compaction_history | rows_merged | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.Int32Type,org.apache.cassandra.db.marshal.LongType) system | compactions_in_progress | columnfamily_name | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | compactions_in_progress | id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UUIDType system | compactions_in_progress | inputs | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.Int32Type) system | compactions_in_progress | keyspace_name | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | hints | hint_id | 0 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.TimeUUIDType system | hints | message_version | 1 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.Int32Type system | hints | mutation | null | null | null | null | compact_value | org.apache.cassandra.db.marshal.BytesType system | hints | target_id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UUIDType system | local | bootstrapped | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | cluster_name | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | cql_version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | data_center | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | gossip_generation | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | local | host_id | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UUIDType system | local | key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | local | native_protocol_version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | partitioner | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | rack | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | release_version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | schema_version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UUIDType system | local | thrift_version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | local | tokens | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.UTF8Type) system | local | truncated_at | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UUIDType,org.apache.cassandra.db.marshal.BytesType) system | paxos | cf_id | 0 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UUIDType system | paxos | in_progress_ballot | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.TimeUUIDType system | paxos | most_recent_commit | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.BytesType system | paxos | most_recent_commit_at | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.TimeUUIDType system | paxos | proposal | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.BytesType system | paxos | proposal_ballot | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.TimeUUIDType system | paxos | row_key | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.BytesType system | peer_events | hints_dropped | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UUIDType,org.apache.cassandra.db.marshal.Int32Type) system | peer_events | peer | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.InetAddressType system | peers | data_center | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | peers | host_id | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UUIDType system | peers | peer | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.InetAddressType system | peers | preferred_ip | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.InetAddressType system | peers | rack | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | peers | release_version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | peers | rpc_address | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.InetAddressType system | peers | schema_version | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UUIDType system | peers | tokens | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.SetType(org.apache.cassandra.db.marshal.UTF8Type) system | range_xfers | requested_at | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.TimestampType system | range_xfers | token_bytes | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.BytesType system | schema_columnfamilies | bloom_filter_fp_chance | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.DoubleType system | schema_columnfamilies | caching | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | cf_id | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UUIDType system | schema_columnfamilies | column_aliases | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | columnfamily_name | 0 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | comment | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | compaction_strategy_class | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | compaction_strategy_options | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | comparator | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | compression_parameters | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | default_time_to_live | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | default_validator | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | dropped_columns | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.LongType) system | schema_columnfamilies | gc_grace_seconds | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | index_interval | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | is_dense | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.BooleanType system | schema_columnfamilies | key_aliases | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | key_validator | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | keyspace_name | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | local_read_repair_chance | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.DoubleType system | schema_columnfamilies | max_compaction_threshold | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | max_index_interval | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | memtable_flush_period_in_ms | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | min_compaction_threshold | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | min_index_interval | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columnfamilies | read_repair_chance | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.DoubleType system | schema_columnfamilies | speculative_retry | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | subcomparator | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | type | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columnfamilies | value_alias | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | column_name | 1 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | columnfamily_name | 0 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | component_index | 2 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system | schema_columns | index_name | 2 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | index_options | 2 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | index_type | 2 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | keyspace_name | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | type | 2 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_columns | validator | 2 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_keyspaces | durable_writes | null | null | null | null | regular | org.apache.cassandra.db.marshal.BooleanType system | schema_keyspaces | keyspace_name | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_keyspaces | strategy_class | null | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_keyspaces | strategy_options | null | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system | schema_triggers | columnfamily_name | 0 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_triggers | keyspace_name | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_triggers | trigger_name | 1 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_triggers | trigger_options | 2 | null | null | null | regular | org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type) system | schema_usertypes | field_names | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.ListType(org.apache.cassandra.db.marshal.UTF8Type) system | schema_usertypes | field_types | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.ListType(org.apache.cassandra.db.marshal.UTF8Type) system | schema_usertypes | keyspace_name | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | schema_usertypes | type_name | 0 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.UTF8Type system | sstable_activity | columnfamily_name | 1 | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | sstable_activity | generation | 2 | null | null | null | partition_key | org.apache.cassandra.db.marshal.Int32Type system | sstable_activity | keyspace_name | 0 | null | null | null | partition_key | org.apache.cassandra.db.marshal.UTF8Type system | sstable_activity | rate_120m | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.DoubleType system | sstable_activity | rate_15m | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.DoubleType system_traces | events | activity | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system_traces | events | event_id | 0 | null | null | null | clustering_key | org.apache.cassandra.db.marshal.TimeUUIDType system_traces | events | session_id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UUIDType system_traces | events | source | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.InetAddressType system_traces | events | source_elapsed | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system_traces | events | thread | 1 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system_traces | sessions | coordinator | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.InetAddressType system_traces | sessions | duration | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.Int32Type system_traces | sessions | parameters | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.MapType(org.apache.cassandra.db.marshal.UTF8Type,org.apache.cassandra.db.marshal.UTF8Type) system_traces | sessions | request | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.UTF8Type system_traces | sessions | session_id | null | null | null | null | partition_key | org.apache.cassandra.db.marshal.UUIDType system_traces | sessions | started_at | 0 | null | null | null | regular | org.apache.cassandra.db.marshal.TimestampType (166 rows) > cqlsh "DESCRIBE KEYSPACES;" returns empty after upgrade > ------------------------------------------------------- > > Key: CASSANDRA-8012 > URL: https://issues.apache.org/jira/browse/CASSANDRA-8012 > Project: Cassandra > Issue Type: Bug > Components: Tools > Environment: cassandra 2.1.0 > Reporter: Shawn Zhou > Labels: cqlsh > > after upgrade from 2.0.7 to 2.1.0 > run cqlsh "DESCRIBE KEYSPACES;" returns empty result; > query individual table does return data; > See below: > {noformat} > [root@dc1-stg-cassandra-08 cassandra]# cqlsh > dc1-stg-cassandra-08.dc01.revsci.net -k as_user_segment > Connected to Stage Cluster at dc1-stg-cassandra-08.dc01.revsci.net:9042. > [cqlsh 5.0.1 | Cassandra 2.1.0 | CQL spec 3.2.0 | Native protocol v3] > Use HELP for help. > cqlsh:as_user_segment> DESCRIBE KEYSPACES; > <empty> > cqlsh:as_user_segment> select * from user_segments_blob where id = > '8e6090087fc1a7591a99dc4cb744ac43'; > id | segments > ----------------------------------+------------------------------------------------------------------------------------ > 8e6090087fc1a7591a99dc4cb744ac43 | > 0x94160000b0150000911d00003b0e0000211a0000ee22000072160000ab1c0000df0f000042040000 > (1 rows) > {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)