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https://issues.apache.org/jira/browse/CALCITE-862?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14723815#comment-14723815
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Marc Prud'hommeaux commented on CALCITE-862:
--------------------------------------------
Having SqlTypeName.getNameForJdbcType return ANY if the type isn't found fixes
this problem so I've made a PR for it:
https://github.com/apache/incubator-calcite/pull/125
> NullPointerException in getColumns with MySQL
> ---------------------------------------------
>
> Key: CALCITE-862
> URL: https://issues.apache.org/jira/browse/CALCITE-862
> Project: Calcite
> Issue Type: Bug
> Environment: Connected to: MySQL (version 5.5.43-0ubuntu0.14.04.1-log)
> Driver: MySQL-AB JDBC Driver (version mysql-connector-java-5.1.13 ( Revision:
> ${bzr.revision-id} ))
> MySQL sample database "sakila"
> Reporter: Marc Prud'hommeaux
> Assignee: Julian Hyde
>
> {noformat}
> 09:06 ~$ sqlline.calcite.mysql
> issuing: !connect
> jdbc:calcite:model=inline:{"version":1.0,"defaultSchema":"mysql","schemas":[{"name":"mysql","type":"jdbc","jdbcUrl":"jdbc:mysql://XXX/sakila","jdbcUser":"XXX","jdbcPassword":"XXX"}]}
> '' '' org.apache.calcite.jdbc.Driver
> Connecting to
> jdbc:calcite:model=inline:{"version":1.0,"defaultSchema":"mysql","schemas":[{"name":"mysql","type":"jdbc","jdbcUrl":"jdbc:mysql://XXX/sakila","jdbcUser":"XXX","jdbcPassword":"XXX"}]}
> Connected to: Calcite (version 1.3.0-incubating-SNAPSHOT)
> Driver: Calcite JDBC Driver (version 1.3.0-incubating-SNAPSHOT)
> Autocommit status: true
> Transaction isolation: TRANSACTION_READ_UNCOMMITTED
> sqlline version 1.0.1 by Marc Prud'hommeaux
> 0: jdbc:calcite:model=inline:{"version":1.0,"> !tables
> +------------+--------------+-------------------------+---------------+----------+-----------+-------------+------------+-------------+
> | TABLE_CAT | TABLE_SCHEM | TABLE_NAME | TABLE_TYPE |
> REMARKS | TYPE_CAT | TYPE_SCHEM | TYPE_NAME | SELF_REFERE |
> +------------+--------------+-------------------------+---------------+----------+-----------+-------------+------------+-------------+
> | | metadata | COLUMNS | SYSTEM_TABLE |
> | | | | |
> | | metadata | TABLES | SYSTEM_TABLE |
> | | | | |
> | | mysql | actor | TABLE |
> | | | | |
> | | mysql | actor_info | VIEW |
> | | | | |
> | | mysql | address | TABLE |
> | | | | |
> | | mysql | category | TABLE |
> | | | | |
> | | mysql | city | TABLE |
> | | | | |
> | | mysql | country | TABLE |
> | | | | |
> | | mysql | customer | TABLE |
> | | | | |
> | | mysql | customer_list | VIEW |
> | | | | |
> | | mysql | film | TABLE |
> | | | | |
> | | mysql | film_actor | TABLE |
> | | | | |
> | | mysql | film_category | TABLE |
> | | | | |
> | | mysql | film_list | VIEW |
> | | | | |
> | | mysql | film_text | TABLE |
> | | | | |
> | | mysql | inventory | TABLE |
> | | | | |
> | | mysql | language | TABLE |
> | | | | |
> | | mysql | payment | TABLE |
> | | | | |
> | | mysql | rental | TABLE |
> | | | | |
> | | mysql | sales_by_film_category | VIEW |
> | | | | |
> | | mysql | sales_by_store | VIEW |
> | | | | |
> | | mysql | staff | TABLE |
> | | | | |
> | | mysql | staff_list | VIEW |
> | | | | |
> | | mysql | store | TABLE |
> | | | | |
> +------------+--------------+-------------------------+---------------+----------+-----------+-------------+------------+-------------+
> 0: jdbc:calcite:model=inline:{"version":1.0,"> !columns country
> +------------+--------------+-------------+--------------+------------+---------------------------------------------------------------+
> | TABLE_CAT | TABLE_SCHEM | TABLE_NAME | COLUMN_NAME | DATA_TYPE |
> TYPE_NAME |
> +------------+--------------+-------------+--------------+------------+---------------------------------------------------------------+
> | | mysql | country | country_id | 5 |
> SMALLINT NOT NULL |
> | | mysql | country | country | 12 |
> VARCHAR(50) CHARACTER SET "ISO-8859-1" COLLATE "ISO-8859-1$en |
> | | mysql | country | last_update | 93 |
> TIMESTAMP(0) NOT NULL |
> +------------+--------------+-------------+--------------+------------+---------------------------------------------------------------+
> 0: jdbc:calcite:model=inline:{"version":1.0,"> !columns film
> Error: exception while executing query: null (state=,code=0)
> java.sql.SQLException: exception while executing query: null
> at org.apache.calcite.avatica.Helper.createException(Helper.java:41)
> at
> org.apache.calcite.avatica.AvaticaConnection.executeQueryInternal(AvaticaConnection.java:432)
> at
> org.apache.calcite.avatica.AvaticaConnection.createResultSet(AvaticaConnection.java:485)
> at
> org.apache.calcite.avatica.AvaticaDatabaseMetaData.getColumns(AvaticaDatabaseMetaData.java:621)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:497)
> at sqlline.SqlLine$Reflector.invoke(Unknown Source)
> at sqlline.SqlLine$Commands.metadata(Unknown Source)
> at sqlline.SqlLine$Commands.columns(Unknown Source)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at
> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
> at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at java.lang.reflect.Method.invoke(Method.java:497)
> at sqlline.SqlLine$ReflectiveCommandHandler.execute(Unknown Source)
> at sqlline.SqlLine.dispatch(Unknown Source)
> at sqlline.SqlLine.begin(Unknown Source)
> at sqlline.SqlLine.mainWithInputRedirection(Unknown Source)
> at sqlline.SqlLine.main(Unknown Source)
> Caused by: java.lang.NullPointerException
> at
> org.apache.calcite.adapter.jdbc.JdbcSchema.sqlType(JdbcSchema.java:291)
> at
> org.apache.calcite.adapter.jdbc.JdbcSchema.getRelDataType(JdbcSchema.java:280)
> at
> org.apache.calcite.adapter.jdbc.JdbcSchema.getRelDataType(JdbcSchema.java:245)
> at
> org.apache.calcite.adapter.jdbc.JdbcTable.getRowType(JdbcTable.java:98)
> at
> org.apache.calcite.jdbc.CalciteMetaImpl.columns(CalciteMetaImpl.java:474)
> at
> org.apache.calcite.jdbc.CalciteMetaImpl$6.apply(CalciteMetaImpl.java:323)
> at
> org.apache.calcite.jdbc.CalciteMetaImpl$6.apply(CalciteMetaImpl.java:321)
> at
> org.apache.calcite.linq4j.EnumerableDefaults$8$1.moveNext(EnumerableDefaults.java:1680)
> at
> org.apache.calcite.linq4j.EnumerableDefaults$17$1.moveNext(EnumerableDefaults.java:2337)
> at
> org.apache.calcite.linq4j.Linq4j$EnumeratorIterator.<init>(Linq4j.java:677)
> at org.apache.calcite.linq4j.Linq4j.enumeratorIterator(Linq4j.java:103)
> at
> org.apache.calcite.linq4j.AbstractEnumerable.iterator(AbstractEnumerable.java:33)
> at
> org.apache.calcite.linq4j.Linq4j$IterableEnumerable.iterator(Linq4j.java:551)
> at org.apache.calcite.avatica.MetaImpl.createCursor(MetaImpl.java:93)
> at
> org.apache.calcite.avatica.AvaticaResultSet.execute(AvaticaResultSet.java:187)
> at
> org.apache.calcite.jdbc.CalciteResultSet.execute(CalciteResultSet.java:63)
> at
> org.apache.calcite.jdbc.CalciteResultSet.execute(CalciteResultSet.java:42)
> at
> org.apache.calcite.avatica.AvaticaConnection.executeQueryInternal(AvaticaConnection.java:430)
> ... 18 more
> {noformat}
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