The following summarizes the datatype of SQL Server and Oracle :
| SQL Server | Oracle |
|---|---|
| Exact Numerics | |
TINYINT
|
NUMBER(3)
|
SMALLINT
|
NUMBER(5)
|
INTEGER
|
NUMBER(10)
|
BIGINT
|
NUMBER(19)
|
DECIMAL(p,s)
|
NUMBER(p,s)
|
NUMERIC(p,s)
|
NUMBER(p,s)
|
SMALLMONEY
|
NUMBER(10,4)
|
MONEY
|
NUMBER(19,4)
|
| Approximate Numerics | |
REAL
|
BINARY_FLOAT
|
FLOAT
|
BINARY_DOUBLE
|
| Date Time | |
SMALLDATETIME
|
TIMESTAMP(3)
|
DATETIME
|
TIMESTAMP(3)
|
DATETIME2(fs)
|
TIMESTAMP(fs)
|
DATETIMEOFFSET(fs)
|
TIMESTAMP (fs) WITH TIME ZONE
|
DATETIMEOFFSET(fs)
|
TIMESTAMP (fs) WITH LOCAL TIME ZONE
|
| Character strings | |
CHAR(x)
|
CHAR(x)
|
VARCHAR(x)
|
ARCHAR2(x)
|
VARCHAR(MAX)
|
CLOB
|
TEXT
|
LONG
|
| Binary strings | |
BINARY(n)
|
RAW(n)
|
VARBINARY(n)
|
LONG RAW
|
VARBINARY(MAX)
|
LONG RAW or BLOB
|
IMAGE
|
LONG RAW
|
| Binary strings | |
XML
|
XMLTYPE
|
BIT
|
NUMBER(1)
|
TIMESTAMP
|
ORA_ROWSCN pseudo column
|
UNIQUEIDENTIFIER
|
RAW(16)
|
N/A
|
BFILE
|
