『壹』 如何导出oracle 11g中的数据库的数据字典
-- 查询某表的数据字典
SELECT A.TABLE_NAME AS 表名,A.COLUMN_NAME AS 字段名,
DECODE(A.CHAR_LENGTH,0,DECODE(A.DATA_SCALE,NULL,A.DATA_TYPE,A.DATA_TYPE||'('||A.DATA_PRECISION||','||A.DATA_SCALE||')'),
A.DATA_TYPE||'('||A.CHAR_LENGTH||')') as 字段类型1,A.DATA_TYPE AS 字段类型,A.DATA_PRECISION AS 有效位,A.DATA_SCALE AS 精度值,
A.CHAR_LENGTH AS 字段长度,A.NULLABLE AS 能否为空
FROM sys.user_tab_columns A where A.table_name = 'TAM_ADDRESS'
-- 具有dba权限用户导出数据字典
SELECT A.TABLE_NAME AS 表名,A.COLUMN_NAME AS 字段名,
DECODE(A.CHAR_LENGTH,0,DECODE(A.DATA_SCALE,NULL,A.DATA_TYPE,A.DATA_TYPE||'('||A.DATA_PRECISION||','||A.DATA_SCALE||')'),
A.DATA_TYPE||'('||A.CHAR_LENGTH||')') as 字段类型,A.DATA_DEFAULT AS 默认值,
A.NULLABLE AS 能否为空,B.comments AS 备注
FROM sys.all_tab_columns A,sys.DBA_COL_COMMENTS B
WHERE A.owner=B.owner AND A.table_name=B.table_name AND A.COLUMN_NAME=B.COLUMN_NAME AND A.owner='guoqiang' AND
A.TABLE_NAME IN (
'TB_SUBJECT', 'TB_SUBJECT_BALANCE', 'TB_VOUCHER', 'TB_VOUCHER_DETAILS',
'TB_CUSTOMER', 'TB_VOUCHER_CLASSIFY_MODE', 'TB_VOUCHER_TYPE', 'TB_ASSET',
'TB_ASSET_CATALOG', 'TB_M_DM_ASSETS_LIABI_RPT', 'TB_M_DM_PROFIT_RPT',
'TB_M_DM_REVENUE_RPT', 'TB_M_DM_COST_RPT')ORDER BY A.TABLE_NAME
SELECT A.TABLE_NAME AS 表名,A.COLUMN_NAME AS 字段名,
DECODE(A.CHAR_LENGTH,0,DECODE(A.DATA_SCALE,NULL,A.DATA_TYPE,A.DATA_TYPE||'('||A.DATA_PRECISION||','||A.DATA_SCALE||')'),
A.DATA_TYPE||'('||A.CHAR_LENGTH||')') as 字段类型,A.DATA_DEFAULT AS 默认值,
A.NULLABLE AS 能否为空,B.comments AS 备注
FROM sys.user_tab_columns A,sys.user_col_comments B
WHERE A.table_name=B.table_name AND A.COLUMN_NAME=B.COLUMN_NAME AND
A.TABLE_NAME IN (
'TB_SUBJECT', 'TB_SUBJECT_BALANCE', 'TB_VOUCHER', 'TB_VOUCHER_DETAILS',
'TB_CUSTOMER', 'TB_VOUCHER_CLASSIFY_MODE', 'TB_VOUCHER_TYPE', 'TB_ASSET',
『贰』 oracle服务器是10g,客户端数据库11g,怎么导出10g数据到本地
客户端访问数据库不存在什么冲突,导入导出工具exp可以在远端执行,expdp需要在数据库本地执行. 如果是要导出数据到本地11g数据库,可以在10g服务器用expdp到处后,确认到处过程中是用的什么版本的expdp , 传到11g这边,用impdp导入,加上参数 COMPATIBLE=10.x.x.x(10g导出时可以看到的版本)