db2
DB2 SQL Validation
I am looking for something, where I can validate the DB2-SQL Text that I am receiving on Client end. I do not want to make a DB call just to validate SQL Text. Any parser available to va开发者_如何学G[详细]
2023-03-26 05:09 分类：问答How do I select single row in a group based upon date?
We have an item price file that consists of It开发者_StackOverflow社区em number, Price Effective Date, and Price.[详细]
2023-03-26 04:56 分类：问答Decomposing a GROUP BY statement
Assuming I have a table SomeTable with the following data: Primary KeyColumn1Column2Column3Column4Column5Num[详细]
2023-03-25 20:29 分类：问答converting a DB2 query into oracle query
Pre开发者_StackOverflow中文版viously we used DB2 as database, but now we are migrating to Oracle. Now, in our project we have extensively used sql\'s that were Db2 specific.[详细]
2023-03-25 05:52 分类：问答SQL(DB2) WHERE clause optimization
I gather a large list of products into an array that name a unique product by line and item. Then I feed that to my SQL statement\'s WHERE clause. When this list of products gets rather large my WHERE[详细]
2023-03-25 00:40 分类：问答Make a column nullable in DB2 when Data Capture is enabled
I\'m usi开发者_如何转开发ng db2 version 9.7* and it seems impossible to make a NOT NULL column nullable in any straightforward way.[详细]
2023-03-24 21:19 分类：问答DB2 for IBM iSeries: IF EXISTS statement syntax
I am familiar with Sybase which allows queries with format: IF EXISTS () THEN ... ELSE ... END IF (or very close).This a powerful statement that allows: \"if exists, then update, else insert\".[详细]
2023-03-24 15:35 分类：问答View from DB2 to SQL Server 2005
I\'m attempting to move a view between DB2 and SQL Server. CREATE VIEW msu.bad_bus_cnty_st_mstr AS SELECT id,[详细]
2023-03-24 02:45 分类：问答How to select distinct-columns along with one nondistinct-column in DB2?
I need to perform distinct select on few columns out of which, one column is non-distinct. Can I specify which columns make up the distinct group in my SQL statement.[详细]
2023-03-24 02:42 分类：问答Optimizing order of WHERE clause evaluation in DB2
I\'m working with two extremely large tables (A is ~20E6 rows, B is ~65E3 rows) and I have very elaborate where clauses to get just the items I need. One thing that could speed it up is to first evalu[详细]
2023-03-23 14:55 分类：问答
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