Hello! This use case doesn't sound very real-time, so I have to repeat my question, why is it considered a problem by you? -- Ilya Kasnacheev
вт, 28 авг. 2018 г. в 19:49, Sriveena Mattaparthi < sriveena.mattapar...@ekaplus.com>: > Hi Ilya.. > We load data from various data sources to ignite as tables and run data > join queries on ignite and sends the response back. > > Next time if there is change in the data from the data source in terms of > addition of new column or delete column...Then we drop the table in ignite > and recreate it. > > Thanks, > Sriveena > ________________________________ > From: Ilya Kasnacheev <ilya.kasnach...@gmail.com> > Sent: 28 August 2018 20:21:20 > To: user@ignite.apache.org > Subject: Re: Drop table taking more time for execution > > Hello! > > First of all, what is the problem that you are facing? Why DROP TABLE > taking 15s while being ran infrequently is a cause for concern? > > Regards, > -- > Ilya Kasnacheev > > > вт, 28 авг. 2018 г. в 17:42, Sriveena Mattaparthi < > sriveena.mattapar...@ekaplus.com<mailto:sriveena.mattapar...@ekaplus.com > >>: > Thanks Ilya for the quick reply.. > > We have to drop the table in few cases where the table columns and > datatypes changes ... > I guess alter table to add/ drop columns may take same longer time. > > Any other alternative to drop table? > > Regards, > Sriveena > ________________________________ > From: Ilya Kasnacheev <ilya.kasnach...@gmail.com<mailto: > ilya.kasnach...@gmail.com>> > Sent: 28 August 2018 20:04:09 > To: user@ignite.apache.org<mailto:user@ignite.apache.org> > Subject: Re: Drop table taking more time for execution > > Hello! > > As far as my understanding goes, DROP TABLE will usually destroy a cache, > and that will require partition map exchange, which in turn will wait for > all operations to finish. With increase of load and cluster size 15s does > not seem excessive. > > The suggestion is to avoid dropping/creating tables often, and especially > as the course of normal operation. > > Regards, > -- > Ilya Kasnacheev > > > вт, 28 авг. 2018 г. в 17:24, Sriveena Mattaparthi < > sriveena.mattapar...@ekaplus.com<mailto:sriveena.mattapar...@ekaplus.com > >>: > Hi, > > Execution of drop table command is taking 15 sec on client node.Any > suggestions to spewed up the execution. > > Thanks & Regards, > Sriveena “Confidentiality Notice: The contents of this email message and > any attachments are intended solely for the addressee(s) and may contain > confidential and/or privileged information and may be legally protected > from disclosure. If you are not the intended recipient of this message or > their agent, or if this message has been addressed to you in error, please > immediately alert the sender by reply email and then delete this message > and any attachments. If you are not the intended recipient, you are hereby > notified that any use, dissemination, copying, or storage of this message > or its attachments is strictly prohibited.” > “Confidentiality Notice: The contents of this email message and any > attachments are intended solely for the addressee(s) and may contain > confidential and/or privileged information and may be legally protected > from disclosure. If you are not the intended recipient of this message or > their agent, or if this message has been addressed to you in error, please > immediately alert the sender by reply email and then delete this message > and any attachments. If you are not the intended recipient, you are hereby > notified that any use, dissemination, copying, or storage of this message > or its attachments is strictly prohibited.” > “Confidentiality Notice: The contents of this email message and any > attachments are intended solely for the addressee(s) and may contain > confidential and/or privileged information and may be legally protected > from disclosure. If you are not the intended recipient of this message or > their agent, or if this message has been addressed to you in error, please > immediately alert the sender by reply email and then delete this message > and any attachments. If you are not the intended recipient, you are hereby > notified that any use, dissemination, copying, or storage of this message > or its attachments is strictly prohibited.” >
