sql - Oracle Not Equals Operator - Stack Overflow
Nov 3, 2010 · @shanyangqu - the important part to read from that link is "this note by Scott Canaan suggests that in Oracle 10.2, they can produce different execution plans, and hence, …
What does the colon sign ":" do in a SQL query?
What does ":" stand for in a query? A bind variable.Bind variables allow a single SQL statement (whether a query or DML) to be re-used many times, which helps security (by disallowing SQL …
Oracle PL/SQL - How to create a simple array variable?
Aug 10, 2011 · I'd like to create an in-memory array variable that can be used in my PL/SQL code. I can't find any collections in Oracle PL/SQL that uses pure memory, they all seem to be …
Can we have multiple "WITH AS" in single sql - Oracle SQL
Oct 29, 2013 · SQL query to get grouped sums and concatenated lists, preferably without using functions. Related. 366 ...
plsql - Declaring a variable and setting its value from a SELECT …
By default, a SELECT INTO statement must return only one row. Otherwise, PL/SQL raises the predefined exception TOO_MANY_ROWS and the values of the variables in the INTO clause …
sql - PLSQL Printing prime numbers - Stack Overflow
PL/SQL Displaying Results. 0. How to get prime numbers between 1000-2000 in Oracle SQL. 0. PLSQL - How ...
sql - ORA-00904: invalid identifier - Stack Overflow
May 17, 2011 · sql> Oracle SQL allows us to ignore the case of database object names provided we either create them with names all in upper case, or without using double quotes. If we use …
What is the Oracle equivalent of SQL Server's IsNull() function?
Aug 19, 2010 · coalesce is supported in both Oracle and SQL Server and serves essentially the same function as nvl and isnull. (There are some important differences, coalesce can take an …
sql - What is the string concatenation operator in Oracle ... - Stack ...
Jun 29, 2015 · PL/SQL - String concatenation algorithm. 1. Concatenate string in Oracle SQL? (wm-concat) 0. Concatenation ...
How to declare variable and use it in the same Oracle SQL script ...
There are a several ways of declaring variables in SQL*Plus scripts. The first is to use VAR, to declare a bind variable. The mechanism for assigning values to a VAR is with an EXEC call: …