金仓源端映射到神通目的端

源数据类型	精度	小数位	长度	目的数据类型（默认）	精度	小数位	长度倍数	目的数据类型（可选）
TINYINT				SMALLINT				TINYINT|INTEGER|BIGINT
SMALLINT				SMALLINT				TINYINT|INTEGER|BIGINT
INT2				INT2				TINYINT|INTEGER|BIGINT
INTEGER				INTEGER				TINYINT|SMALLINT|BIGINT
INT4				INT4				TINYINT|SMALLINT|BIGINT
BIGINT				BIGINT				TINYINT|SMALLINT|INTEGER
INT8				INT8				TINYINT|SMALLINT|INTEGER
REAL				REAL
FLOAT				FLOAT				DOUBLE PRECISION|DECIMAL|NUMERIC
DOUBLE				DOUBLE PRECISION				FLOAT|DECIMAL|NUMERIC
FLOAT4				FLOAT4				FLOAT8|DOUBLE PRECISION|FLOAT|DECIMAL|NUMERIC
FLOAT8				FLOAT8				FLOAT4|DOUBLE PRECISION|FLOAT|DECIMAL|NUMERIC
DECIMAL				DECIMAL				NUMERIC|NUMBER
NUMERIC				NUMERIC				DECIMAL|NUMBER
NUMBER				NUMBER				DECIMAL|NUMERIC
CHAR				CHAR				VARCHAR|TEXT
VARCHAR				VARCHAR				CHAR|TEXT
TEXT				TEXT				CHAR|VARCHAR
BIT				BIT
BIT VARYING				BIT VARYING
BLOB				BLOB
CLOB				CLOB
BYTEA				BLOB
BOOLEAN				BOOLEAN
BOOL				BOOL
BPCHAR				CHAR				VARCHAR|TEXT
DATE				DATE
TIME				TIME
TIME WITH TIME ZONE				TIME WITH TIME ZONE
TIMESTAMP				TIMESTAMP
TIMESTAMP WITH TIME ZONE				TIMESTAMP WITH TIME ZONE
DATETIME				TIMESTAMP
SERIAL				SERIAL
INTERVAL				INTERVAL
XML				XML