Re: [SQL] Compare two Data bases Structure

2011-02-24 Thread Isaac Dover
As an alternative to the other tools - I've had luck using a simple query that uses information schema. How Can I do to compare two structures of data bases ? DBA != DBB I need wich functions and wich tables are not equals thnks

Re: [SQL] Compare two Data bases Structure

2011-02-24 Thread Isaac Dover
is working, you can filter further on the column types. It's pretty simple as long as you understand joins. On Thu, Feb 24, 2011 at 10:30 AM, manuel antonio ochoa manuel8aalf...@gmail.com wrote: How can I do that ? I dont know how to use the query !! ? 2011/2/24 Isaac Dover isaacdo...@gmail.com

Re: [SQL] indexing longish string

2010-11-30 Thread Isaac Dover
Hi, While hashing is certainly a good idea, you really should consider some issues well before you get to that point. Trust me, this could save you some headaches. First, though you're probably already aware, two XML documents can be the same document, but with very different literal

Re: [SQL] indexing longish string

2010-11-30 Thread Isaac Dover
tag-value implementation, and likely would if we thought we were ever going to ask questions like everything with tag foo value less than ten, but that's not on the table. (Today...) On 11/30/2010 12:21 PM, Isaac Dover wrote: Hi, While hashing is certainly a good idea, you really should

[SQL] Xml Schemas

2009-06-06 Thread Isaac Dover
Hello, I am attempting to build an xml representation of any database, but I'm having trouble doing so. I was interested in using the existing xml functions, such as schema_to_xmlschema, but the results are strange and unusable. The resulting schema doesn't even contain the column names, though it

Re: [SQL] help with pg_hba.conf

2009-05-22 Thread Isaac Dover
possibly this answers my question, and what i am doing is indeed the most appropriate? Databases are physically separated and access control is managed at the connection level. from 8.3 docs, section 20.1 thanks, Isaac On Fri, May 22, 2009 at 2:37 AM, Isaac Dover isaacdo...@gmail.com wrote

Re: [SQL] help with pg_hba.conf

2009-05-22 Thread Isaac Dover
PM, Tom Lane t...@sss.pgh.pa.us wrote: Isaac Dover isaacdo...@gmail.com writes: As far as i can tell, pg_hba.conf is the only manner in which to prevent users from connecting to other users' databases. I've restricted roles to connecting only using sameuser: host sameuser all

Fwd: [SQL] Comparing two tables of different database

2009-05-02 Thread Isaac Dover
i've not tried this in postgres, but using information_schema makes comparing structures of databases trivial. i've been using this query for a while with MSSQL. Maybe this helps to answer the question. - isaac select ST.Table_Name, ST.Column_Name, DV.Table_Name, DV.Column_Name, * from

Re: [SQL] Comparing two tables of different database

2009-05-02 Thread Isaac Dover
schema to be incredibly valuable. Thanks, - Isaac On Sat, May 2, 2009 at 5:25 PM, Lucas Brito luca...@gmail.com wrote: 2009/5/2 Isaac Dover isaacdo...@gmail.com i've not tried this in postgres, but using information_schema makes comparing structures of databases trivial. i've been using

[SQL] nesting XmlAgg

2008-07-02 Thread Isaac Dover
hi all, i'm coming from the MS SQLXML world and attempting to learn SQL/XML, but i'm having some trouble... my first project, which i thought would be simple, is to create an xml model using the information schema views... i'm simply trying to build a document such as: Catalog Name=SomeCatalog