SQL Server 数据类型 | Oracle 数据类型 |
---|---|
bigint | NUMBER(19,0) |
binary(1-2000) | RAW(1-2000) |
binary(2001-8000) | BLOB |
bit | NUMBER(1) |
char(1-2000) | CHAR(1-2000) |
char(2001-4000) | VARCHAR2(2001-4000) |
char(4001-8000) | CLOB |
date | DATE |
datetime | DATE |
datetime2(0-7) | TIMESTAMP(7)(对于 Oracle 9 和 Oracle 10);VARCHAR(27)(对于 Oracle 8) |
datetimeoffset(0-7) | TIMESTAMP(7) WITH TIME ZONE(对于 Oracle 9 和 Oracle 10);VARCHAR(34)(对于 Oracle 8) |
decimal(1-38, 0-38) | NUMBER(1-38, 0-38) |
float(53) | FLOAT |
float | FLOAT |
地理 | BLOB |
geometry | BLOB |
hierarchyid | BLOB |
图像 | BLOB |
int | NUMBER(10,0) |
money | NUMBER(19,4) |
nchar(1-1000) | CHAR(1-1000) |
nchar(1001-4000) | NCLOB |
ntext | NCLOB |
numeric(1-38, 0-38) | NUMBER(1-38, 0-38) |
nvarchar(1-1000) | VARCHAR2(1-2000) |
nvarchar(1001-4000) | NCLOB |
nvarchar(max) | NCLOB |
real | real |
smalldatetime | DATE |
int | NUMBER(5,0) |
smallmoney | NUMBER(10,4) |
sql_variant | N/A |
sysname | VARCHAR2(128) |
text | CLOB |
time(0-7) | VARCHAR(16) |
timestamp | RAW(8) |
tinyint | NUMBER(3,0) |
uniqueidentifier | CHAR(38) |
varbinary(1-2000) | RAW(1-2000) |
varbinary(2001-8000) | BLOB |
varchar(1-4000) | VARCHAR2(1-4000) |
varchar(4001-8000) | CLOB |
varbinary(max) | BLOB |
varchar(max) | CLOB |
xml | NCLOB |
来源:https://www.cnblogs.com/yadongliang/p/11799635.html