如何把ORACLE数据库BLOB类型转换成SQL的TEXT类型。
最新回答
忘记心痛回忆
2025-03-02 02:43:13
一澜冬雪
2025-03-02 01:35:43
SELECT *
FROM msdb.dbo.MSdatatype_mappings
SELECT *
FROM msdb.dbo.sysdatatypemappings
第一个SQL语句是看SQL转Oracle的类型对应
第二个表则更详细得显示了各个数据库系统的类型对应。
ORACLE bigint NUMBER 19 3 1 ORACLE binary BLOB NULL 0 1
ORACLE binary RAW -1 4 1
ORACLE bit NUMBER 1 3 1
ORACLE char CHAR -1 4 1
ORACLE char CLOB NULL 0 1
ORACLE char VARCHAR2 -1 4 1
ORACLE datetime DATE NULL 0 1
ORACLE decimal NUMBER -1 3 1
ORACLE double precision FLOAT NULL 0 1
ORACLE float FLOAT NULL 0 1
ORACLE image BLOB NULL 0 1
ORACLE int NUMBER 10 3 1
ORACLE money NUMBER 19 3 1
ORACLE nchar NCHAR -1 4 1
ORACLE nchar NCLOB NULL 0 1
ORACLE ntext NCLOB NULL 0 1
ORACLE numeric NUMBER -1 3 1
ORACLE nvarchar NCLOB NULL 0 1
ORACLE nvarchar NVARCHAR2 -1 4 1
ORACLE nvarchar(max) NCLOB NULL 0 1
ORACLE real REAL NULL 0 1
ORACLE smalldatetime DATE NULL 0 1
ORACLE smallint NUMBER 5 3 1
ORACLE smallmoney NUMBER 10 3 1
ORACLE sysname NVARCHAR2 128 4 1
ORACLE text CLOB NULL 0 1
ORACLE timestamp RAW 8 4 1
ORACLE tinyint NUMBER 3 3 1
ORACLE uniqueidentifier CHAR 38 4 1
ORACLE varbinary BLOB NULL 0 1
ORACLE varbinary RAW -1 4 1
ORACLE varbinary(max) BLOB NULL 0 1
ORACLE varchar CLOB NULL 0 1
ORACLE varchar VARCHAR2 -1 4 1
ORACLE varchar(max) CLOB NULL 0 1
ORACLE xml NCLOB NULL 0 1
ORACLE bigint NUMBER 19 3 1
ORACLE binary BLOB NULL 0 1
ORACLE binary RAW -1 4 1
ORACLE bit NUMBER 1 3 1
ORACLE char CHAR -1 4 1
ORACLE char CLOB NULL 0 1
ORACLE char VARCHAR2 -1 4 1
ORACLE datetime DATE NULL 0 1
ORACLE decimal NUMBER -1 3 1
ORACLE double precision FLOAT NULL 0 1
ORACLE float FLOAT NULL 0 1
ORACLE image BLOB NULL 0 1
ORACLE int NUMBER 10 3 1
ORACLE money NUMBER 19 3 1
ORACLE nchar CHAR -1 4 1
ORACLE nchar CLOB NULL 0 1
ORACLE ntext CLOB NULL 0 1
ORACLE numeric NUMBER -1 3 1
ORACLE nvarchar CLOB NULL 0 1
ORACLE nvarchar VARCHAR2 -1 4 1
ORACLE nvarchar(max) CLOB NULL 0 1
ORACLE real REAL NULL 0 1
ORACLE smalldatetime DATE NULL 0 1
ORACLE smallint NUMBER 5 3 1
ORACLE smallmoney NUMBER 10 3 1
ORACLE sysname VARCHAR2 128 4 1
ORACLE text CLOB NULL 0 1
ORACLE timestamp RAW 8 4 1
ORACLE tinyint NUMBER 3 3 1
ORACLE uniqueidentifier CHAR 38 4 1
ORACLE varbinary BLOB NULL 0 1
ORACLE varbinary RAW -1 4 1
ORACLE varbinary(max) BLOB NULL 0 1
ORACLE varchar CLOB NULL 0 1
ORACLE varchar VARCHAR2 -1 4 1
ORACLE varchar(max) CLOB NULL 0 1
ORACLE xml CLOB NULL 0 1
ORACLE bigint NUMBER 19 3 1
ORACLE binary BLOB NULL 0 1
ORACLE binary RAW -1 4 1
ORACLE bit NUMBER 1 3 1
ORACLE char CHAR -1 4 1
ORACLE char CLOB NULL 0 1
ORACLE char VARCHAR2 -1 4 1
ORACLE datetime DATE NULL 0 1
ORACLE decimal NUMBER -1 3 1
ORACLE double precision FLOAT NULL 0 1
ORACLE float FLOAT NULL 0 1
ORACLE image BLOB NULL 0 1
ORACLE int NUMBER 10 3 1
ORACLE money NUMBER 19 3 1
ORACLE nchar NCHAR -1 4 1
ORACLE nchar NCLOB NULL 0 1
ORACLE ntext NCLOB NULL 0 1
ORACLE numeric NUMBER -1 3 1
ORACLE nvarchar NCLOB NULL 0 1
ORACLE nvarchar NVARCHAR2 -1 4 1
ORACLE nvarchar(max) NCLOB NULL 0 1
ORACLE real REAL NULL 0 1
ORACLE smalldatetime DATE NULL 0 1
ORACLE smallint NUMBER 5 3 1
ORACLE smallmoney NUMBER 10 3 1
ORACLE sysname NVARCHAR2 128 4 1
ORACLE text CLOB NULL 0 1
ORACLE timestamp RAW 8 4 1
ORACLE tinyint NUMBER 3 3 1
ORACLE uniqueidentifier CHAR 38 4 1
ORACLE varbinary BLOB NULL 0 1
ORACLE varbinary RAW -1 4 1
ORACLE varbinary(max) BLOB NULL 0 1
ORACLE varchar CLOB NULL 0 1
ORACLE varchar VARCHAR2 -1 4 1
ORACLE varchar(max) CLOB NULL 0 1
ORACLE xml NCLOB NULL 0 1
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