Perhaps I’m missing something here. Why not create a DFS plug in for HDFS and put the file in HDFS?
On May 26, 2015, at 4:54 PM, Matt <bsg...@gmail.com> wrote: > New installation with Hadoop 2.7 and Drill 1.0 on 4 nodes, it appears text > files need to be on all nodes in a cluster? > > Using the dfs config below, I am only able to query if a csv file is on all 4 > nodes. If the file is only on the local node and not others, I get errors in > the form of: > > ~~~ > 0: jdbc:drill:zk=es05:2181> select * from root.`customer_reviews_1998.csv`; > Error: PARSE ERROR: From line 1, column 15 to line 1, column 18: Table > 'root.customer_reviews_1998.csv' not found > ~~~ > > ~~~ > { > "type": "file", > "enabled": true, > "connection": "file:///", > "workspaces": { > "root": { > "location": "/localdata/hadoop/stage", > "writable": false, > "defaultInputFormat": null > }, > ~~~ > > On 25 May 2015, at 20:39, Kristine Hahn wrote: > >> The storage plugin "location" needs to be the full path to the localdata >> directory. This partial storage plugin definition works for the user named >> mapr: >> >> { >> "type": "file", >> "enabled": true, >> "connection": "file:///", >> "workspaces": { >> "root": { >> "location": "/home/mapr/localdata", >> "writable": false, >> "defaultInputFormat": null >> }, >> . . . >> >> Here's a working query for the data in localdata: >> >> 0: jdbc:drill:> SELECT COLUMNS[0] AS Ngram, >> . . . . . . . > COLUMNS[1] AS Publication_Date, >> . . . . . . . > COLUMNS[2] AS Frequency >> . . . . . . . > FROM dfs.root.`mydata.csv` >> . . . . . . . > WHERE ((columns[0] = 'Zoological Journal of the Linnean') >> . . . . . . . > AND (columns[2] > 250)) LIMIT 10; >> >> An complete example, not yet published on the Drill site, shows in detail >> the steps involved: >> http://tshiran.github.io/drill/docs/querying-plain-text-files/#example-of-querying-a-tsv-file >> >> >> Kristine Hahn >> Sr. Technical Writer >> 415-497-8107 @krishahn >> >> >> On Sun, May 24, 2015 at 1:56 PM, Matt <bsg...@gmail.com> wrote: >> >>> I have used a single node install (unzip and run) to query local text / >>> csv files, but on a 3 node cluster (installed via MapR CE), a query with >>> local files results in: >>> >>> ~~~ >>> sqlline version 1.1.6 >>> 0: jdbc:drill:> select * from dfs.`testdata.csv`; >>> Query failed: PARSE ERROR: From line 1, column 15 to line 1, column 17: >>> Table 'dfs./localdata/testdata.csv' not found >>> >>> 0: jdbc:drill:> select * from dfs.`/localdata/testdata.csv`; >>> Query failed: PARSE ERROR: From line 1, column 15 to line 1, column 17: >>> Table 'dfs./localdata/testdata.csv' not found >>> ~~~ >>> >>> Is there a special config for local file querying? An initial doc search >>> did not point me to a solution, but I may simply not have found the >>> relevant sections. >>> >>> I have tried modifying the default dfs config to no avail: >>> >>> ~~~ >>> "type": "file", >>> "enabled": true, >>> "connection": "file:///", >>> "workspaces": { >>> "root": { >>> "location": "/localdata", >>> "writable": false, >>> "defaultInputFormat": null >>> } >>> ~~~ >>>