原文地址：http://www.quizld.com/2012/11/vertica-datatypes/
This article contains the overview of Vertica Data Types and detailed examples. Vertica Systems helps you monetize all of your data in real-time and at massive scale with the Vertica Analytics Platform.
| Vertica Data Types | Length (Range) | Description | |||
| BINARY DATA TYPES | |||||
| BINARY | 1 to 65000 | Fixed-length binary string | |||
| VARBINARY | 1 to 65000 | Variable-length binary string | |||
| BYTEA | 1 to 65000 | Variable-length binary string (synonym for VARBINARY) | |||
| RAW | 1 to 65000 | Variable-length binary string (synonym for VARBINARY) | |||
| BOOLEAN DATA TYPES | |||||
| BOOLEAN | 1 | True or False or NULL | |||
| CHARACTER DATA TYPES | |||||
| CHAR | 1 to 65000 | Fixed-length character string | |||
| VARCHAR | 1 to 65000 | Variable-length character string | |||
| DATE/TIME DATA TYPES | |||||
| DATE | 8 | Represents a month, day, and year | |||
| DATETIME | 8 | Represents a date and time with or without timezone (synonym for TIMESTAMP) | |||
| SMALLDATETIME | 8 | Represents a date and time with or without timezone (synonym for TIMESTAMP) | |||
| TIME | 8 | Represents a time of day without timezone | |||
| TIME WITH TIMEZONE | 8 | Represents a time of day with timezone | |||
| TIMESTAMP | 8 | Represents a date and time without timezone | |||
| TIMESTAMP WITH TIMEZONE | 8 | Represents a date and time with timezone | |||
| INTERVAL | 8 | Measures the difference between two points in time | |||
| APPROXIMATE NUMERIC DATA TYPES | |||||
| DOUBLE PRECISION | 8 | Signed 64-bit IEEE floating point number, requiring 8 bytes of storage | |||
| FLOAT | 8 | Signed 64-bit IEEE floating point number, requiring 8 bytes of storage | |||
| FLOAT(n) | 8 | Signed 64-bit IEEE floating point number, requiring 8 bytes of storage | |||
| FLOAT8 | 8 | Signed 64-bit IEEE floating point number, requiring 8 bytes of storage | |||
| REAL | 8 | Signed 64-bit IEEE floating point number, requiring 8 bytes of storage | |||
| EXACT NUMERIC DATA TYPES | |||||
| INTEGER | 8 | Signed 64-bit integer, requiring 8 bytes NULLS FIRST of storage | |||
| INT | 8 | Signed 64-bit integer, requiring 8 bytes NULLS FIRST of storage | |||
| BIGINT | 8 | Signed 64-bit integer, requiring 8 bytes NULLS FIRST of storage | |||
| INT8 | 8 | Signed 64-bit integer, requiring 8 bytes NULLS FIRST of storage | |||
| SMALLINT | 8 | Signed 64-bit integer, requiring 8 bytes NULLS FIRST of storage | |||
| TINYINT | 8 | Signed 64-bit integer, requiring 8 bytes NULLS FIRST of storage | |||
| DECIMAL | 8+ | 8 bytes for the first 18 digits of precision, plus 8 bytes for each additional 19 digits | |||
| NUMERIC | 8+ | 8 bytes for the first 18 digits of precision, plus 8 bytes for each additional 19 digits | |||
| NUMBER | 8+ | 8 bytes for the first 18 digits of precision, plus 8 bytes for each additional 19 digits | |||
| MONEY | 8+ | 8 bytes for the first 18 digits of precision, plus 8 bytes for each additional 19 digits |