Amazon Redshift will no longer support the creation of new Python UDFs starting Patch 198.
Existing Python UDFs will continue to function until June 30, 2026. For more information, see the
blog post
Data type conversions
The Amazon Redshift JDBC driver version 2.x supports many common data formats, converting between Amazon Redshift, SQL, and Java data types.
The following table lists the supported data type mappings.
| Amazon Redshift type | SQL type | Java type |
|---|---|---|
|
BIGINT |
SQL_BIGINT |
Long |
|
BOOLEAN |
SQL_BIT |
Boolean |
|
CHAR |
SQL_CHAR |
String |
|
DATE |
SQL_TYPE_DATE |
java.sql.Date |
|
DECIMAL |
SQL_NUMERIC |
BigDecimal |
|
DOUBLE PRECISION |
SQL_DOUBLE |
Double |
|
GEOMETRY |
SQL_ LONGVARBINARY |
byte[] |
|
INTEGER |
SQL_INTEGER |
Integer |
|
OID |
SQL_BIGINT |
Long |
|
SUPER |
SQL_LONGVARCHAR |
String |
|
REAL |
SQL_REAL |
Float |
|
SMALLINT |
SQL_SMALLINT |
Short |
|
TEXT |
SQL_VARCHAR |
String |
|
TIME |
SQL_TYPE_TIME |
java.sql.Time |
|
TIMETZ |
SQL_TYPE_TIME |
java.sql.Time |
|
TIMESTAMP |
SQL_TYPE_ TIMESTAMP |
java.sql.Timestamp |
|
TIMESTAMPTZ |
SQL_TYPE_ TIMESTAMP |
java.sql.Timestamp |
|
VARCHAR |
SQL_VARCHAR |
String |
