Vince, Can you try doing this again and query one more time.
alter system set `store.json.all_text_mode` = true I used your file on sandbox and queried. It is working. 0: jdbc:drill:> select * from sys.options where name like '%all_text%'; +------------+------------+------------+------------+------------+------------+------------+ | name | kind | type | num_val | string_val | bool_val | float_val | +------------+------------+------------+------------+------------+------------+------------+ | store.mongo.all_text_mode | BOOLEAN | SYSTEM | null | null | false | null | | store.json.all_text_mode | BOOLEAN | SYSTEM | null | null | true | null | +------------+------------+------------+------------+------------+------------+------------+ 2 rows selected (1.193 seconds) 0: jdbc:drill:> select * from dfs.sthota.`/vince/stocks.json` limit 1; +------------+------------+---------------+-------------------------+-------------------------+-------------------+---------------+------------------+------------+------------+------------------+-------------------+--------------------+-------------+----------------------+------------+---------------------------------+--------------+-----------------------+-------------+------------+-------------------------------+--------------------+---------------+--------------+------------+------------+---------------+-------------------+------------+------------------+------------+------------+-------------+----------------------+--------------+----------------+-------------------------+------------+------------+-----------------------------------+------------------+------------+------------+-------------+-------------+--------------------+----------------------+---------------------------+------------+------------+-----------------+--------------------+------------+------------+--------------+-------------+-------------------------+------------------------------+-------------------+------------------------------+---------------------+------------------+----------------------------+--------------------+----------------+----------------+----------------------+------------------------------+ | _id | Ticker | Profit Margin | Institutional Ownership | EPS growth past 5 years | Total Debt/Equity | Current Ratio | Return on Assets | Sector | P/S | Change from Open | Performance (YTD) | Performance (Week) | Quick Ratio | Insider Transactions | P/B | EPS growth quarter over quarter | Payout Ratio | Performance (Quarter) | Forward P/E | P/E | 200-Day Simple Moving Average | Shares Outstanding | Earnings Date | 52-Week High | P/Cash | Change | Analyst Recom | Volatility (Week) | Country | Return on Equity | 50-Day Low | Price | 50-Day High | Return on Investment | Shares Float | Dividend Yield | EPS growth next 5 years | Industry | Beta | Sales growth quarter over quarter | Operating Margin | EPS (ttm) | PEG | Float Short | 52-Week Low | Average True Range | EPS growth next year | Sales growth past 5 years | Company | Gap | Relative Volume | Volatility (Month) | Market Cap | Volume | Gross Margin | Short Ratio | Performance (Half Year) | Relative Strength Index (14) | Insider Ownership | 20-Day Simple Moving Average | Performance (Month) | P/Free Cash Flow | Institutional Transactions | Performance (Year) | LT Debt/Equity | Average Volume | EPS growth this year | 50-Day Simple Moving Average | +------------+------------+---------------+-------------------------+-------------------------+-------------------+---------------+------------------+------------+------------+------------------+-------------------+--------------------+-------------+----------------------+------------+---------------------------------+--------------+-----------------------+-------------+------------+-------------------------------+--------------------+---------------+--------------+------------+------------+---------------+-------------------+------------+------------------+------------+------------+-------------+----------------------+--------------+----------------+-------------------------+------------+------------+-----------------------------------+------------------+------------+------------+-------------+-------------+--------------------+----------------------+---------------------------+------------+------------+-----------------+--------------------+------------+------------+--------------+-------------+-------------------------+------------------------------+-------------------+------------------------------+---------------------+------------------+----------------------------+--------------------+----------------+----------------+----------------------+------------------------------+ | {"$oid":"52853800bb1177ca391c17ff"} | A | 0.137 | 0.847 | 0.158 | 0.5600000000000001 | 3 | 0.089 | Healthcare | 2.54 | -0.0148 | 0.2605 | 0.0031 | 2.3 | -0.1352 | 3.63 | -0.29 | 0.162 | 0.09279999999999999 | 16.11 | 19.1 | 0.1062 | 339 | {"$date":"1384464600000"} | -0.0544 | 7.45 | -0.0148 | 1.6 | 0.0177 | USA | 0.182 | 0.0728 | 50.44 | -0.0544 | 0.163 | 330.21 | 0.0094 | 0.0843 | Medical Laboratories & Research | 1.5 | -0.041 | 0.187 | 2.68 | 2.27 | 0.008 | 0.4378 | 0.86 | 0.1194 | 0.048 | Agilent Technologies Inc. | 0 | 0.79 | 0.0168 | 17356.8 | 1847978 | 0.512 | 1.03 | 0.1439 | 46.51 | 0.001 | -0.0172 | 0.0063 | 19.63 | -0.0074 | 0.4242 | 0.5600000000000001 | 2569.36 | 0.147 | -0.0055 | +------------+------------+---------------+-------------------------+-------------------------+-------------------+---------------+------------------+------------+------------+------------------+-------------------+--------------------+-------------+----------------------+------------+---------------------------------+--------------+-----------------------+-------------+------------+-------------------------------+--------------------+---------------+--------------+------------+------------+---------------+-------------------+------------+------------------+------------+------------+-------------+----------------------+--------------+----------------+-------------------------+------------+------------+-----------------------------------+------------------+------------+------------+-------------+-------------+--------------------+----------------------+---------------------------+------------+------------+-----------------+--------------------+------------+------------+--------------+-------------+-------------------------+------------------------------+-------------------+------------------------------+---------------------+------------------+----------------------------+--------------------+----------------+----------------+----------------------+------------------------------+ 1 row selected (0.594 seconds) 0: jdbc:drill:> Thanks Sudhkar Thota On Mar 30, 2015, at 8:21 AM, Vince Gonzalez <vince.gonza...@gmail.com> wrote: > Great doc Kristine, thanks! > > On Mon, Mar 30, 2015 at 11:06 AM, Kristine Hahn <kh...@maprtech.com> wrote: > >> When you set all_text_mode to true, Drill reads all data from the JSON >> files as VARCHAR. After reading the data, use a SELECT statement in Drill >> to cast data as follows: >> >> * Cast JSON numeric values to [SQL types](/docs/data-types), such as >> BIGINT, DECIMAL, FLOAT, and INTEGER. >> * Cast JSON strings to [Drill Date/Time Data Type >> Formats](/docs/supported-date-time-data-type-formats). >> >> For more info, please see preliminary docs at >> http://drill.apache.org/docs/json-data-model. >> >> >> Kristine Hahn >> Sr. Technical Writer >> 415-497-8107 @krishahn >> >> >> On Mon, Mar 30, 2015 at 7:50 AM, Vince Gonzalez <vince.gonza...@gmail.com> >> wrote: >> >>> My guess is that setting store.json.all_text_mode = True effectively >> tells >>> Drill not to skip inferrering the type of the columns, which perhaps >>> avoids any complications due to a change in schema that confuses things >> (in >>> this case from Float8 to null)? But I am not confident I understand >> what's >>> really happening here. Could someone enlighten me? >>> >>> I'm using a nightly 0.8.0-SNAPSHOT build, circa March 18. >>> >>> The data comes from here: >>> http://jsonstudio.com/wp-content/uploads/2014/02/stocks.zip >>> >>> If I set store.json.all_text_mode = True, the below query runs fine: >>> >>> 0: jdbc:drill:zk=localhost:2181> alter system set >>> `store.json.all_text_mode` = False; >>> +------------+------------+ >>> | ok | summary | >>> +------------+------------+ >>> | true | store.json.all_text_mode updated. | >>> +------------+------------+ >>> 1 row selected (0.018 seconds) >>> 0: jdbc:drill:zk=localhost:2181> select * from >>> dfs.`/Users/vince/Downloads/stocks.json` limit 5; >>> *Query failed: Query stopped., You tried to write a Float8 type when you >>> are using a ValueWriter of type NullableBigIntWriterImpl. [ >>> 4df22bc2-a37e-4057-bd5d-c7ec7d70322b on 10.9.104.180:31010 >>> <http://10.9.104.180:31010> ]* >>> * (java.lang.IllegalArgumentException) You tried to write a Float8 type >>> when you are using a ValueWriter of type NullableBigIntWriterImpl.* >>> >>> org.apache.drill.exec.vector.complex.impl.AbstractFieldWriter.fail():625 >>> >>> >>> >> org.apache.drill.exec.vector.complex.impl.AbstractFieldWriter.writeFloat8():205 >>> >>> >>> >> org.apache.drill.exec.vector.complex.impl.NullableBigIntWriterImpl.writeFloat8():88 >>> org.apache.drill.exec.vector.complex.fn.JsonReader.writeData():283 >>> >>> org.apache.drill.exec.vector.complex.fn.JsonReader.writeDataSwitch():208 >>> >> org.apache.drill.exec.vector.complex.fn.JsonReader.writeToVector():182 >>> org.apache.drill.exec.vector.complex.fn.JsonReader.write():156 >>> org.apache.drill.exec.store.easy.json.JSONRecordReader.next():125 >>> org.apache.drill.exec.physical.impl.ScanBatch.next():165 >>> >>> >>> >> org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():118 >>> org.apache.drill.exec.record.AbstractRecordBatch.next():99 >>> org.apache.drill.exec.record.AbstractRecordBatch.next():89 >>> org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():51 >>> >>> >> org.apache.drill.exec.physical.impl.limit.LimitRecordBatch.innerNext():113 >>> org.apache.drill.exec.record.AbstractRecordBatch.next():142 >>> >>> >>> >> org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():118 >>> org.apache.drill.exec.record.AbstractRecordBatch.next():99 >>> org.apache.drill.exec.record.AbstractRecordBatch.next():89 >>> org.apache.drill.exec.record.AbstractSingleRecordBatch.innerNext():51 >>> >>> >>> >> org.apache.drill.exec.physical.impl.svremover.RemovingRecordBatch.innerNext():96 >>> org.apache.drill.exec.record.AbstractRecordBatch.next():142 >>> >>> >>> >> org.apache.drill.exec.physical.impl.validate.IteratorValidatorBatchIterator.next():118 >>> org.apache.drill.exec.physical.impl.BaseRootExec.next():67 >>> >>> >> org.apache.drill.exec.physical.impl.ScreenCreator$ScreenRoot.innerNext():97 >>> org.apache.drill.exec.physical.impl.BaseRootExec.next():57 >>> org.apache.drill.exec.work.fragment.FragmentExecutor.run():121 >>> org.apache.drill.exec.work.WorkManager$RunnableWrapper.run():303 >>> .......():0 >>> >>> >>> Error: exception while executing query: Failure while executing query. >>> (state=,code=0) >>> >>