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HCatalog Data Type | Java Class in MapReduce | Values | |
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TINYINT | java.lang.Byte | -128 to 127 | |
SMALLINT | java.lang.Short | -(2^15) to (2^15)-1, which is -32,768 to 32,767 | |
INT | java.lang.Integer | -(2^31) to (2^31)-1, which is -2,147,483,648 to 2,147,483,647 | |
BIGINT | java.lang.Long | -(2^63) to (2^63)-1, which is -9,223,372,036,854,775,808 to 9,223,372,036,854,775,807 | |
BOOLEAN | java.lang.Boolean | true or false | |
FLOAT | java.lang.Float | single-precision floating-point value | |
DOUBLE | java.lang.Double | double-precision floating-point value | |
DECIMAL | java.math.BigDecimal | exact floating-point value with 38-digit precision | |
<ac:structured-macro ac:name="unmigrated-wiki-markup" ac:schema-version="1" ac:macro-id="5ee14943-b808-4f27-a5b4-c04c3566798f"><ac:plain-text-body><![CDATA[ | BINARY | byte[] | binary data ]]></ac:plain-text-body></ac:structured-macro> |
STRING | java.lang.String | character string | |
STRUCT | java.util.List | structured data | |
ARRAY | java.util.List | values of one data type | |
MAP | java.util.Map | key-value pairs |
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