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https://issues.apache.org/jira/browse/CALCITE-2305?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16468652#comment-16468652
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Chris Baynes commented on CALCITE-2305:
---------------------------------------
PR for the fix is here: https://github.com/apache/calcite/pull/689
> Invalid casting for some postgres types
> ---------------------------------------
>
> Key: CALCITE-2305
> URL: https://issues.apache.org/jira/browse/CALCITE-2305
> Project: Calcite
> Issue Type: Bug
> Components: jdbc-adapter
> Affects Versions: 1.16.0
> Reporter: Chris Baynes
> Assignee: Julian Hyde
> Priority: Major
>
> The types `TINYINT` and `DOUBLE` do not exist in Postgres, so attempting to
> cast to them throws a runtime exception, e.g.
>
> {code:java}
> // query
> select CAST("store_id" as TINYINT) from "foodmart"."expense_fact"
> // exception
> java.lang.RuntimeException: exception while executing [select CAST("store_id"
> as TINYINT) from "foodmart"."expense_fact"]
> at org.apache.calcite.test.JdbcAdapterTest.testCast(JdbcAdapterTest.java:478)
> Caused by: java.lang.RuntimeException: With materializationsEnabled=false,
> limit=0
> at org.apache.calcite.test.JdbcAdapterTest.testCast(JdbcAdapterTest.java:478)
> Caused by: java.sql.SQLException:
> Error while executing SQL "select CAST("store_id" as TINYINT) from
> "foodmart"."expense_fact"": while executing SQL [SELECT CAST("store_id" AS
> TINYINT)
> FROM "public"."expense_fact"]
> at org.apache.calcite.test.JdbcAdapterTest.testCast(JdbcAdapterTest.java:478)
> Caused by: java.lang.RuntimeException:
> while executing SQL [SELECT CAST("store_id" AS TINYINT)
> FROM "public"."expense_fact"]
> at org.apache.calcite.test.JdbcAdapterTest.testCast(JdbcAdapterTest.java:478)
> Caused by: org.postgresql.util.PSQLException:
> ERROR: type "tinyint" does not exist
> Position: 27
> at org.apache.calcite.test.JdbcAdapterTest.testCast(JdbcAdapterTest.java:478)
> {code}
>
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