Re: [GENERAL] Concurrent Inserts

2015-01-21 Thread Albe Laurenz
sri harsha wrote: Is there any way to stop concurrent inserts to happen on a single table ?? If you really want that, it is easy with table locks. Actually i am using a FDW , in which the data is written into a single file. So when i do concurrent inserts , the data is written

Re: [GENERAL] Concurrent Inserts

2015-01-21 Thread sri harsha
Hi, Actually i am using a FDW , in which the data is written into a single file. So when i do concurrent inserts , the data is written into the file simultaneously and this is causing a data corruption . Is TABLE LOCK the only option available ?? --Harsha On Wed, Jan 21, 2015 at 3:22 PM,

[GENERAL] Concurrent Inserts

2015-01-21 Thread sri harsha
Hi, Is there any way to stop concurrent inserts to happen on a single table ?? Query 1 : INSERT INTO TABLE_A SELECT * FROM TABLE1; Query 2 : INSERT INTO TABLE_A SELECT * FROM TABLE2; Query 3 : SELECT * FROM TABLE_A; Assume i have the above queries. Query 1 and Query 3 can occur concurrently

Re: [GENERAL] Concurrent Inserts

2015-01-21 Thread Albe Laurenz
sri harsha wrote: Is there any way to stop concurrent inserts to happen on a single table ?? Query 1 : INSERT INTO TABLE_A SELECT * FROM TABLE1; Query 2 : INSERT INTO TABLE_A SELECT * FROM TABLE2; Query 3 : SELECT * FROM TABLE_A; Assume i have the above queries. Query 1 and Query 3 can