Aug 21, 2014 · General declaration syntax in PL/SQL uses ':='.Look below variable_name datatype [NOT NULL := value ]; where, variable_name is the name of the variable. datatype is a valid PL/SQL …

PL/SQL combine programming procedural instructions and allows the creation of programs that operates directly on database scenario. T-SQL is Microsoft product align SQL patterns, with some …

Jan 8, 2011 · What does the (+) operator mean in a where-clause of PL/SQL? Asked 14 years, 11 months ago Modified 3 years, 7 months ago Viewed 25k times

Jan 19, 2012 · I want to use oracle syntax to select only 1 row from table DUAL. For example, I want to execute this query: SELECT user FROM DUAL ...and it'd have, like, 40 records. But I need only one …

PL/SQL procedure successfully completed. For fair coverage I guess it is worth noting that different operating systems use different characters/character sequences for end of line handling.

PL/pgSQL allows mix of SQL and PL - and sometimes you can create really strange creatures, but is better mix PL and SQL cleanly - in isolated statements.

DECLARE the_variable NUMBER; BEGIN SELECT my_column INTO the_variable FROM my_table; END; Make sure that the query only returns a single row: By default, a SELECT INTO statement …

PL/SQL: numeric or value error: character string buffer too small is due to the fact that you declare a string to be of a fixed length (say 20), and at some point in your code you assign it a value whose …

Sep 23, 2015 · END; Checking SQL%FOUND or SQL%NOTFOUND have no meaning in the case of select into statement, because if the select statement returns no rows it will always raise …

In the Oracle PL/SQL, how to escape single quote in a string ? I tried this way, it doesn't work.