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Clodoaldo Neto

Rating
1558.74 (5,846th)
Reputation
79,063 (1,057th)
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Title Δ
Join 2 sets based on default order +0.62
SQL incremental id for every user_id +2.31
Is there a way to index in postgres for fast substring searches -1.38
Expand array type column to data from referencing table (Metadata q... 0.00
pgSQL: return all results, but possibly not one result -0.07
Postgresql-Select one row from table where value in many table matc... -0.56
Migrating Postgresql 9.1 to 9.2 from an old server to a new server -0.06
How to find which postgresql text fields do contain most occurances... +1.63
Postgres: How can I join with an OR statement? 0.00
Replace function used in index +0.60
Get field value from a record that causes an aggregate condition to... +0.40
Return array of years as year ranges -1.42
Instragram's UUID Creation Failing 0.00
PHP script very slow when adding postgres query in a while loop 0.00
Transaction with only one command -0.39
Choose active employes per month with dates formatted dd/mm/yyyy +0.38
PostgreSQL incremental dates? +1.18
Select a row when data is missing 0.00
Reporting Services - concatenate string and parameter 0.00
How to optimize this Postgres count query +0.18
Select rows with time range containing the current time -0.48
How To Optimize PostgreSQL generate_series function +0.04
How to declare a SQL INSERT Statement with a Unicode letter +0.64
Group by binary operator in PostgreSQL +0.50
Ignore distinct clause on primary key in postgres +0.55
SELECT DISTINCT and TRIM on the fly +0.32
Speed up left-anchored query using indexes? 0.00
How to update only a certain percent of matching values +1.84
Double saved as int in PostgreSql Database using CASE-WHEN 0.00
Create trigger that ensures there is one and only one NON-NULL in a... +1.11
What's the easiest way to represent a bytea as a single integer in... +0.77
SQL optimisation - Word count in string - Postgresql +1.24
Left Join COUNT on tables 0.00
Postgres:Get the latest record from a table 0.00
SQL Query: Group Time into timeslices then group by loginname then... 0.00
setseed() and random() behaviour -0.63
Postgres update with previous row -1.84
fetching monthwise data from a database with a year's record in pos... +1.00
i want to convert into epoch(i.e) milliseconds -2.07
Calculate a quotient in one table and store it in another table 0.00
posix regexp to split a table 0.00
In Postgresql, can you express and check a constraint without addin... +2.63
Function with SQL query has no destination for result data 0.00
Manually increment values in database +1.24
How can i optimize the below query? +0.47
How to avoid DISTINCT as a crutch when doing analytic queries? -0.08
PostrgreSQL 8.4: Summation by account numbers -0.55
Postgres: Distinct but only for one column +1.54
postgresql : extract(epoch function over multiple rows 0.00
Array combinations without repetition 0.00