Details
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Improvement
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Status: Closed
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Major
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Resolution: Fixed
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1.21.0
Description
Currently cassandra-adapter covers only part of the [data types available in Cassandra 3.x|http://cassandra.apache.org/doc/latest/cql/types.html], the scope of the ticket is to extend the coverage and support all data types.
Current status:
| CQL Data Type | SQL Data Type | Java Class | Supported |
|---|---|---|---|
| custom | ANY | N/A | N |
| duration | ANY | N/A | N |
| uuid | CHAR | java.lang.String | Y |
| timeuuid | CHAR | java.lang.String | Y |
| ascii | VARCHAR | java.lang.String | Y |
| text | VARCHAR | java.lang.String | Y |
| varchar | VARCHAR | java.lang.String | Y |
| int (cint) | INTEGER | int | Y |
| varint | INTEGER | int | Y |
| bigint | BIGINT | long | Y |
| double (cdouble) | DOUBLE | double | Y |
| float (cfloat) | REAL | float | Y |
| decimal | DOUBLE | double | Y |
| blob | VARBINARY | N/A | N |
| boolean | BOOLEAN | N/A | N |
| counter | BIGINT | N/A | N |
| date | DATE | N/A | N |
| inet | ANY | N/A | N |
| list | ARRAY | N/A | N |
| map | MAP | N/A | N |
| set | MULTISET | N/A | N |
| smallint | SMALLINT | N/A | N |
| time | BIGINT | N/A | N |
| timestamp | TIMESTAMP | N/A | N |
| tinyint | TINYINT | N/A | N |
| tuple | STRUCTURED | N/A | N |
| udt | MAP | N/A | N |
Second column is derived from org.apache.calcite.adapter.cassandra.CassandraSchema.getRelDataType(...),
third column from org.apache.calcite.adapter.cassandra.currentRowField(...).
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