[jira] [Comment Edited] (CASSANDRA-11803) Creating a materialized view on a table with "token" column breaks the cluster
[ https://issues.apache.org/jira/browse/CASSANDRA-11803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15582495#comment-15582495 ] Alex Petrov edited comment on CASSANDRA-11803 at 10/17/16 3:08 PM: --- I've checked multiple cases, and was wondering why not use {{toString}}, as {{toCQLString}}'s purpose is to quote/double-quote identifiers if necessary. {{toString}} would work for cases such as {{select count(\*) as "QuotedIdentifierCaseSenitive" from %s}} as well. was (Author: ifesdjeen): I've checked multiple cases, and was wondering why not use {{toString}}, as {{toCQLString}}'s purpose is to quote/double-quote identifiers if necessary. {{toString}} would work for cases such as {{select count(*) as "QuotedIdentifierCaseSenitive" from %s}} as well. > Creating a materialized view on a table with "token" column breaks the cluster > -- > > Key: CASSANDRA-11803 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11803 > Project: Cassandra > Issue Type: Bug > Components: CQL > Environment: Kernel: > Linux 4.4.8-20.46.amzn1.x86_64 > Java: > Java OpenJDK Runtime Environment (build 1.8.0_91-b14) > OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode) > Cassandra: > datastax-ddc-3.3.0-1.noarch > datastax-ddc-tools-3.3.0-1.noarch >Reporter: Victor Trac >Assignee: Carl Yeksigian > Fix For: 3.0.10, 3.10, 4.0 > > > On a new Cassandra cluster, if we create a table with a field called "token" > (with quotes) and then create a materialized view that uses "token", the > cluster breaks. A ServerError is returned, and no further nodetool operations > on the sstables work. Restarting the Cassandra server will also fail. It > seems like the entire cluster is hosed. > We tried this on Cassandra 3.3 and 3.5. > Here's how to produce (on an new, empty cassandra 3.5 docker container): > {code} > [cqlsh 5.0.1 | Cassandra 3.5 | CQL spec 3.4.0 | Native protocol v4] > Use HELP for help. > cqlsh> CREATE KEYSPACE account WITH REPLICATION = { 'class' : > 'SimpleStrategy', 'replication_factor' : 1 }; > cqlsh> CREATE TABLE account.session ( >... "token" blob, >... account_id uuid, >... PRIMARY KEY("token") >... )WITH compaction={'class': 'LeveledCompactionStrategy'} AND >... compression={'sstable_compression': 'LZ4Compressor'}; > cqlsh> CREATE MATERIALIZED VIEW account.account_session AS >...SELECT account_id,"token" FROM account.session >...WHERE "token" IS NOT NULL and account_id IS NOT NULL >...PRIMARY KEY (account_id, "token"); > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > cqlsh> drop table account.session; > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > {code} > When any sstable*, nodetool, or when the Cassandra process is restarted, this > is emitted on startup and Cassandra exits (copied from a server w/ data): > {code} > INFO [main] 2016-05-12 23:25:30,074 ColumnFamilyStore.java:395 - > Initializing system_schema.indexes > DEBUG [SSTableBatchOpen:1] 2016-05-12 23:25:30,075 SSTableReader.java:480 - > Opening > /mnt/cassandra/data/system_schema/indexes-0feb57ac311f382fba6d9024d305702f/ma-4-big > (91 bytes) > ERROR [main] 2016-05-12 23:25:30,143 CassandraDaemon.java:697 - Exception > encountered during startup > org.apache.cassandra.exceptions.SyntaxException: line 1:59 no viable > alternative at input 'FROM' (..., expire_at, last_used, token [FROM]...) > at > org.apache.cassandra.cql3.ErrorCollector.throwFirstSyntaxError(ErrorCollector.java:101) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.CQLFragmentParser.parseAnyUnhandled(CQLFragmentParser.java:80) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.QueryProcessor.parseStatement(QueryProcessor.java:512) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchView(SchemaKeyspace.java:1128) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchViews(SchemaKeyspace.java:1092) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchKeyspace(SchemaKeyspace.java:903) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchKeyspacesWithout(SchemaKeyspace.java:879) > ~
[jira] [Comment Edited] (CASSANDRA-11803) Creating a materialized view on a table with "token" column breaks the cluster
[ https://issues.apache.org/jira/browse/CASSANDRA-11803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15582495#comment-15582495 ] Alex Petrov edited comment on CASSANDRA-11803 at 10/17/16 3:11 PM: --- I've checked multiple cases, and was wondering why not use {{toString}}, as {{toCQLString}}'s purpose is to quote/double-quote identifiers if necessary. {{toString}} would work for cases such as {{select count(\*) as "QuotedIdentifierCaseSenitive" from %s}} as well, while {{toCQLString}} would break because of quoting. So I'd say {{toCQLString}} was not working for all cases already. was (Author: ifesdjeen): I've checked multiple cases, and was wondering why not use {{toString}}, as {{toCQLString}}'s purpose is to quote/double-quote identifiers if necessary. {{toString}} would work for cases such as {{select count(\*) as "QuotedIdentifierCaseSenitive" from %s}} as well. > Creating a materialized view on a table with "token" column breaks the cluster > -- > > Key: CASSANDRA-11803 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11803 > Project: Cassandra > Issue Type: Bug > Components: CQL > Environment: Kernel: > Linux 4.4.8-20.46.amzn1.x86_64 > Java: > Java OpenJDK Runtime Environment (build 1.8.0_91-b14) > OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode) > Cassandra: > datastax-ddc-3.3.0-1.noarch > datastax-ddc-tools-3.3.0-1.noarch >Reporter: Victor Trac >Assignee: Carl Yeksigian > Fix For: 3.0.10, 3.10, 4.0 > > > On a new Cassandra cluster, if we create a table with a field called "token" > (with quotes) and then create a materialized view that uses "token", the > cluster breaks. A ServerError is returned, and no further nodetool operations > on the sstables work. Restarting the Cassandra server will also fail. It > seems like the entire cluster is hosed. > We tried this on Cassandra 3.3 and 3.5. > Here's how to produce (on an new, empty cassandra 3.5 docker container): > {code} > [cqlsh 5.0.1 | Cassandra 3.5 | CQL spec 3.4.0 | Native protocol v4] > Use HELP for help. > cqlsh> CREATE KEYSPACE account WITH REPLICATION = { 'class' : > 'SimpleStrategy', 'replication_factor' : 1 }; > cqlsh> CREATE TABLE account.session ( >... "token" blob, >... account_id uuid, >... PRIMARY KEY("token") >... )WITH compaction={'class': 'LeveledCompactionStrategy'} AND >... compression={'sstable_compression': 'LZ4Compressor'}; > cqlsh> CREATE MATERIALIZED VIEW account.account_session AS >...SELECT account_id,"token" FROM account.session >...WHERE "token" IS NOT NULL and account_id IS NOT NULL >...PRIMARY KEY (account_id, "token"); > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > cqlsh> drop table account.session; > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > {code} > When any sstable*, nodetool, or when the Cassandra process is restarted, this > is emitted on startup and Cassandra exits (copied from a server w/ data): > {code} > INFO [main] 2016-05-12 23:25:30,074 ColumnFamilyStore.java:395 - > Initializing system_schema.indexes > DEBUG [SSTableBatchOpen:1] 2016-05-12 23:25:30,075 SSTableReader.java:480 - > Opening > /mnt/cassandra/data/system_schema/indexes-0feb57ac311f382fba6d9024d305702f/ma-4-big > (91 bytes) > ERROR [main] 2016-05-12 23:25:30,143 CassandraDaemon.java:697 - Exception > encountered during startup > org.apache.cassandra.exceptions.SyntaxException: line 1:59 no viable > alternative at input 'FROM' (..., expire_at, last_used, token [FROM]...) > at > org.apache.cassandra.cql3.ErrorCollector.throwFirstSyntaxError(ErrorCollector.java:101) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.CQLFragmentParser.parseAnyUnhandled(CQLFragmentParser.java:80) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.QueryProcessor.parseStatement(QueryProcessor.java:512) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchView(SchemaKeyspace.java:1128) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchViews(SchemaKeyspace.java:1092) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchKeyspace(SchemaKeyspace.java:903) > ~[apache-cassandra-3.5.0
[jira] [Comment Edited] (CASSANDRA-11803) Creating a materialized view on a table with "token" column breaks the cluster
[ https://issues.apache.org/jira/browse/CASSANDRA-11803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15564983#comment-15564983 ] Alex Petrov edited comment on CASSANDRA-11803 at 10/11/16 9:34 AM: --- The patch looks good with 2 small nits: It'd be to add some negative tests for preserving quotes when building {{SELECT}} statement as you've mentioned. Also, it looks like "synonym" reserved keywords are missing: {{SCHEMA}} and {{TABLE}}. was (Author: ifesdjeen): The patch looks good with 2 small nits: It'd be to add some negative tests for preserving quotes as you've mentioned. Also, it looks like "synonym" reserved keywords are missing: {{SCHEMA}} and {{TABLE}}. > Creating a materialized view on a table with "token" column breaks the cluster > -- > > Key: CASSANDRA-11803 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11803 > Project: Cassandra > Issue Type: Bug > Components: CQL > Environment: Kernel: > Linux 4.4.8-20.46.amzn1.x86_64 > Java: > Java OpenJDK Runtime Environment (build 1.8.0_91-b14) > OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode) > Cassandra: > datastax-ddc-3.3.0-1.noarch > datastax-ddc-tools-3.3.0-1.noarch >Reporter: Victor Trac >Assignee: Carl Yeksigian > Fix For: 3.0.x > > > On a new Cassandra cluster, if we create a table with a field called "token" > (with quotes) and then create a materialized view that uses "token", the > cluster breaks. A ServerError is returned, and no further nodetool operations > on the sstables work. Restarting the Cassandra server will also fail. It > seems like the entire cluster is hosed. > We tried this on Cassandra 3.3 and 3.5. > Here's how to produce (on an new, empty cassandra 3.5 docker container): > {code} > [cqlsh 5.0.1 | Cassandra 3.5 | CQL spec 3.4.0 | Native protocol v4] > Use HELP for help. > cqlsh> CREATE KEYSPACE account WITH REPLICATION = { 'class' : > 'SimpleStrategy', 'replication_factor' : 1 }; > cqlsh> CREATE TABLE account.session ( >... "token" blob, >... account_id uuid, >... PRIMARY KEY("token") >... )WITH compaction={'class': 'LeveledCompactionStrategy'} AND >... compression={'sstable_compression': 'LZ4Compressor'}; > cqlsh> CREATE MATERIALIZED VIEW account.account_session AS >...SELECT account_id,"token" FROM account.session >...WHERE "token" IS NOT NULL and account_id IS NOT NULL >...PRIMARY KEY (account_id, "token"); > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > cqlsh> drop table account.session; > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > {code} > When any sstable*, nodetool, or when the Cassandra process is restarted, this > is emitted on startup and Cassandra exits (copied from a server w/ data): > {code} > INFO [main] 2016-05-12 23:25:30,074 ColumnFamilyStore.java:395 - > Initializing system_schema.indexes > DEBUG [SSTableBatchOpen:1] 2016-05-12 23:25:30,075 SSTableReader.java:480 - > Opening > /mnt/cassandra/data/system_schema/indexes-0feb57ac311f382fba6d9024d305702f/ma-4-big > (91 bytes) > ERROR [main] 2016-05-12 23:25:30,143 CassandraDaemon.java:697 - Exception > encountered during startup > org.apache.cassandra.exceptions.SyntaxException: line 1:59 no viable > alternative at input 'FROM' (..., expire_at, last_used, token [FROM]...) > at > org.apache.cassandra.cql3.ErrorCollector.throwFirstSyntaxError(ErrorCollector.java:101) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.CQLFragmentParser.parseAnyUnhandled(CQLFragmentParser.java:80) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.QueryProcessor.parseStatement(QueryProcessor.java:512) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchView(SchemaKeyspace.java:1128) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchViews(SchemaKeyspace.java:1092) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchKeyspace(SchemaKeyspace.java:903) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchKeyspacesWithout(SchemaKeyspace.java:879) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchNonS
[jira] [Comment Edited] (CASSANDRA-11803) Creating a materialized view on a table with "token" column breaks the cluster
[ https://issues.apache.org/jira/browse/CASSANDRA-11803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15564983#comment-15564983 ] Alex Petrov edited comment on CASSANDRA-11803 at 10/11/16 9:30 AM: --- The patch looks good with 2 small nits: It'd be to add some negative tests for preserving quotes as you've mentioned. Also, it looks like "synonym" reserved keywords are missing: {{SCHEMA}} and {{TABLE}}. was (Author: ifesdjeen): The patch looks good with 2 small nits: It'd be to add some negative tests (e.g. that are failing when passed a keyword) as you've mentioned. Also, it looks like "synonym" reserved keywords are missing: {{SCHEMA}} and {{TABLE}}. > Creating a materialized view on a table with "token" column breaks the cluster > -- > > Key: CASSANDRA-11803 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11803 > Project: Cassandra > Issue Type: Bug > Components: CQL > Environment: Kernel: > Linux 4.4.8-20.46.amzn1.x86_64 > Java: > Java OpenJDK Runtime Environment (build 1.8.0_91-b14) > OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode) > Cassandra: > datastax-ddc-3.3.0-1.noarch > datastax-ddc-tools-3.3.0-1.noarch >Reporter: Victor Trac >Assignee: Carl Yeksigian > Fix For: 3.0.x > > > On a new Cassandra cluster, if we create a table with a field called "token" > (with quotes) and then create a materialized view that uses "token", the > cluster breaks. A ServerError is returned, and no further nodetool operations > on the sstables work. Restarting the Cassandra server will also fail. It > seems like the entire cluster is hosed. > We tried this on Cassandra 3.3 and 3.5. > Here's how to produce (on an new, empty cassandra 3.5 docker container): > {code} > [cqlsh 5.0.1 | Cassandra 3.5 | CQL spec 3.4.0 | Native protocol v4] > Use HELP for help. > cqlsh> CREATE KEYSPACE account WITH REPLICATION = { 'class' : > 'SimpleStrategy', 'replication_factor' : 1 }; > cqlsh> CREATE TABLE account.session ( >... "token" blob, >... account_id uuid, >... PRIMARY KEY("token") >... )WITH compaction={'class': 'LeveledCompactionStrategy'} AND >... compression={'sstable_compression': 'LZ4Compressor'}; > cqlsh> CREATE MATERIALIZED VIEW account.account_session AS >...SELECT account_id,"token" FROM account.session >...WHERE "token" IS NOT NULL and account_id IS NOT NULL >...PRIMARY KEY (account_id, "token"); > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > cqlsh> drop table account.session; > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > {code} > When any sstable*, nodetool, or when the Cassandra process is restarted, this > is emitted on startup and Cassandra exits (copied from a server w/ data): > {code} > INFO [main] 2016-05-12 23:25:30,074 ColumnFamilyStore.java:395 - > Initializing system_schema.indexes > DEBUG [SSTableBatchOpen:1] 2016-05-12 23:25:30,075 SSTableReader.java:480 - > Opening > /mnt/cassandra/data/system_schema/indexes-0feb57ac311f382fba6d9024d305702f/ma-4-big > (91 bytes) > ERROR [main] 2016-05-12 23:25:30,143 CassandraDaemon.java:697 - Exception > encountered during startup > org.apache.cassandra.exceptions.SyntaxException: line 1:59 no viable > alternative at input 'FROM' (..., expire_at, last_used, token [FROM]...) > at > org.apache.cassandra.cql3.ErrorCollector.throwFirstSyntaxError(ErrorCollector.java:101) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.CQLFragmentParser.parseAnyUnhandled(CQLFragmentParser.java:80) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.QueryProcessor.parseStatement(QueryProcessor.java:512) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchView(SchemaKeyspace.java:1128) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchViews(SchemaKeyspace.java:1092) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchKeyspace(SchemaKeyspace.java:903) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchKeyspacesWithout(SchemaKeyspace.java:879) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchNonSystemKeyspa
[jira] [Comment Edited] (CASSANDRA-11803) Creating a materialized view on a table with "token" column breaks the cluster
[ https://issues.apache.org/jira/browse/CASSANDRA-11803?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15286644#comment-15286644 ] Joshua McKenzie edited comment on CASSANDRA-11803 at 5/17/16 2:28 PM: -- bq. Would perhaps be inconsistent to reject on MV but not on base table however. I was less in the market of advocating for a specific solution and more jotting down my observations since I took a minute to poke around this ticket as it caught my eye. I'm +1 on us being consistent and preserving quoting correctly. edit: bq. I'm personally of the opinion that it's best to avoid the rat's nest of nested escaping of strings. Correction to my above: I was weakly advocating for a position that's less flexible for users in pursuit of making things less complex on our implementation side. I concede your point(s), however. was (Author: joshuamckenzie): bq. Would perhaps be inconsistent to reject on MV but not on base table however. I was less in the market of advocating for a specific solution and more jotting down my observations since I took a minute to poke around this ticket as it caught my eye. I'm +1 on us being consistent and preserving quoting correctly. > Creating a materialized view on a table with "token" column breaks the cluster > -- > > Key: CASSANDRA-11803 > URL: https://issues.apache.org/jira/browse/CASSANDRA-11803 > Project: Cassandra > Issue Type: Bug > Components: CQL > Environment: Kernel: > Linux 4.4.8-20.46.amzn1.x86_64 > Java: > Java OpenJDK Runtime Environment (build 1.8.0_91-b14) > OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode) > Cassandra: > datastax-ddc-3.3.0-1.noarch > datastax-ddc-tools-3.3.0-1.noarch >Reporter: Victor Trac >Assignee: Carl Yeksigian > Fix For: 3.x > > > On a new Cassandra cluster, if we create a table with a field called "token" > (with quotes) and then create a materialized view that uses "token", the > cluster breaks. A ServerError is returned, and no further nodetool operations > on the sstables work. Restarting the Cassandra server will also fail. It > seems like the entire cluster is hosed. > We tried this on Cassandra 3.3 and 3.5. > Here's how to produce (on an new, empty cassandra 3.5 docker container): > {code} > [cqlsh 5.0.1 | Cassandra 3.5 | CQL spec 3.4.0 | Native protocol v4] > Use HELP for help. > cqlsh> CREATE KEYSPACE account WITH REPLICATION = { 'class' : > 'SimpleStrategy', 'replication_factor' : 1 }; > cqlsh> CREATE TABLE account.session ( >... "token" blob, >... account_id uuid, >... PRIMARY KEY("token") >... )WITH compaction={'class': 'LeveledCompactionStrategy'} AND >... compression={'sstable_compression': 'LZ4Compressor'}; > cqlsh> CREATE MATERIALIZED VIEW account.account_session AS >...SELECT account_id,"token" FROM account.session >...WHERE "token" IS NOT NULL and account_id IS NOT NULL >...PRIMARY KEY (account_id, "token"); > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > cqlsh> drop table account.session; > ServerError: message="java.lang.RuntimeException: java.util.concurrent.ExecutionException: > org.apache.cassandra.exceptions.SyntaxException: line 1:25 no viable > alternative at input 'FROM' (SELECT account_id, token [FROM]...)"> > {code} > When any sstable*, nodetool, or when the Cassandra process is restarted, this > is emitted on startup and Cassandra exits (copied from a server w/ data): > {code} > INFO [main] 2016-05-12 23:25:30,074 ColumnFamilyStore.java:395 - > Initializing system_schema.indexes > DEBUG [SSTableBatchOpen:1] 2016-05-12 23:25:30,075 SSTableReader.java:480 - > Opening > /mnt/cassandra/data/system_schema/indexes-0feb57ac311f382fba6d9024d305702f/ma-4-big > (91 bytes) > ERROR [main] 2016-05-12 23:25:30,143 CassandraDaemon.java:697 - Exception > encountered during startup > org.apache.cassandra.exceptions.SyntaxException: line 1:59 no viable > alternative at input 'FROM' (..., expire_at, last_used, token [FROM]...) > at > org.apache.cassandra.cql3.ErrorCollector.throwFirstSyntaxError(ErrorCollector.java:101) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.CQLFragmentParser.parseAnyUnhandled(CQLFragmentParser.java:80) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.cql3.QueryProcessor.parseStatement(QueryProcessor.java:512) > ~[apache-cassandra-3.5.0.jar:3.5.0] > at > org.apache.cassandra.schema.SchemaKeyspace.fetchView(SchemaKeyspace.java:1128) > ~[apache-cassandr