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Dave Costa

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1570.34 (4,001st) 		Reputation
39,638 (2,826th)
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Oracle 11G - PK index not being used on Join, resorting to full scan +0.41
How to grant permissions to a row in Oracle? 0.00
Recursive Oracle Query 0.00
SQL Join in the same table -0.27
is there a way to apply WHERE conditions to only one field in a sel... -0.33
oracle connect by multiple parents +0.93
Problems running Sample SQL -0.10
In-line commenting in SQL, is there a way to do that? -0.59
SQL COUNT - Output table with two COUNT columns with differing WHER... -0.97
count in LEFT JOIN and WHERE -1.97
Including the schema name when calling a PL/SQL procedure doesn't w... 0.00
SQLPLUS TRIM and COLUMN formatting 0.00
Procedure to insert employees: PL/SQL statement ignored +1.39
SQL Sorting Strings and Numbers -0.33
How does the NOT IN logical operator work to generate this output? -1.12
How i can control whether a char[] is null? +0.85
Execute Immediate Alter User Bind Variable +1.42
Matrix Multiplication In C -0.87
Oracle CONNECT BY clause after GROUP BY clause -0.46
Oracle query with multiple tables +0.41
On what factor the Cost is decided in Explain Plan -0.47
My Oracle query alters between very short and very long execution t... 0.00
Partitions and High Water Mark in Oracle +1.64
Oracle where condition priority +0.29
selecting multiple rows into single variable and to use it in where... -0.12
search the history for the all tables that are created by a user +0.40
Oracle SQL developer how to display NULL value of the foreign key +0.38
PL SQL oracle instr function|anomalous behaviour +0.41
How to reduce the execution time of the following query in Oracle? +0.51
Round up date field to next half hour in SQL -0.67
Java Array Creation and Array Name Change +0.41
Why ORA-03106 in an OCI program when SELECTing more than 1 row? 10g... 0.00
how to judge which object to be synchronized in java thread? +0.46
Oracle - Unable to drop tables +0.37
How to get the Oracle external table "dump file" without... +1.56
SQL: Feeding SELECT output to LIKE +1.22
How to do C++ style(indexed) nested loops in python? -0.58
Oracle 11g: Using cursors inside a procedure +2.51
How can I copy a BLOB from a parameter to a local variable in Oracl... -2.03
Nested table not taking? -1.19
Adding to a table within a cursor +0.50
Increment Variable/Counter in PL/SQL Select result +1.48
Strange behaviour of full outer join in Oracle - how it could be ex... +1.70
problems invoking a method with a generic type argument +0.42
How to start anonymous thread class -1.42
ORA-04045: errors during recompilation/revalidation 0.00
Oracle homework cannot get "...THEN TO_CHAR" to work? +0.45
Why Oracle’s driver doesn’t support READ_UNCOMMITTED? +2.74
Building Oracle Index from Ordered Data +1.03
I want to return a the length of the string using 2 methods. Newbie... +0.82