The situation is I have to join more than 10 differ开发者_C百科ent table. In the SQL I am joining the same table 5 times. The query looks like this.
How to query bulk collection?If for example I have select name bulk collect into namesValues 开发者_StackOverflow中文版from table1
Could you please tell me whether the cost of a query is dependent on the amount of data available in the databas开发者_如何学Goe at that time?
Lets say i have a table with the following definition create table dummy (col1 number(9) not null) All the values开发者_Go百科 in this dummy.col1 are 7 digit long. Now i want to reduce the length o
We currently have an Oracle table named tAttributes defined as: create table tAttributes { attribute_id integer not null,
I wrote a sql join query in oracle with two table. While writing query I did not use any table alias to refer column in select clause.
I am trying to use same sql statement for the above three DBMS .. but the problem is that it has string concatenation 开发者_高级运维involved but there are different ways in each dbms for concatenatio
we have a table with files saved as BLOB I write a code that email these files as an attachment! everything works fine so far, but the files (EXCEL,PDF, ... what ever) are not readable by the progra
This is a valid sql statment for oracle 11 sql: select LASTNAME, SUM(ID) from PERSON group by grouping sets ((LASTNAME), ())
I\'m working with SQLPlus at the moment and whenever I query the Database, the result is in a complete mess. In other words, it is hard to read.I wonder if anyone knows how to format the output of que
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