SELECT * FROM Linked MySQL server

2019-01-20 03:18发布

I have a SQL Server 2012.(120.120.55.15)

Today I linked MySQL server(120.120.55.30) to my SQLServer and gave it a name "MYSQL".

In Object Explorer everything seems fine. I can see MySQL server's database "exampleDataBase" and tables in it.

But when I try to run select query like this:

SELECT * 
FROM   openquery
        (
        MYSQL, 
        '
         SELECT * 
         FROM [exampleDataBase].[msProcMatrix]
        '
        )

I get a mistake:

Msg 7399, Level 16, State 1, Line 1 The OLE DB provider "MSDASQL" for linked server "MYSQL" reported an error. The provider did not give any information about the error. Msg 7350, Level 16, State 2, Line 1 Cannot get the column information from OLE DB provider "MSDASQL" for linked server "MYSQL".

What should be additionally done to use my linked MySQL server?

7条回答
We Are One
2楼-- · 2019-01-20 03:59

When I working with linked server, I never use Select * From.

Try with Select Column1, Column2, ... ColumnN From.

Always works fine for me.

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别忘想泡老子
3楼-- · 2019-01-20 04:02

You Can try this query .

EXEC ( 'SELECT * FROM [exampleDataBase].[msProcMatrix]' ) AT MYSQL

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The star\"
4楼-- · 2019-01-20 04:11

If the default catalog ("exampleDataBase") is configured in ODBC, the following will work as well:

select * from MYSQL...msProcMatrix

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我只想做你的唯一
5楼-- · 2019-01-20 04:14

You might need a schema name between the database name and the table name.

SELECT * 
FROM   openquery
        (
        MYSQL, 
        '
         SELECT * 
         FROM [exampleDataBase].**[dbo]**.[msProcMatrix]
        '
        )
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我只想做你的唯一
6楼-- · 2019-01-20 04:20

Please try the statement in the format below .. for me it works very well

SELECT * 
FROM   openquery
        (
        MYSQL, 
        '
         SELECT * 
         FROM [MYSQL]...[exampleDataBase].[msProcMatrix]
        '
        )

Including the extra levels in the name may solve your issue.

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Lonely孤独者°
7楼-- · 2019-01-20 04:21

Found the decision:

SELECT * 
FROM openquery(MYSQL, 'SELECT * FROM exampleDataBase.msProcMatrix')

Without brackets!

Strange for me but works...

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