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Rating Stats for

Erwin Brandstetter

Rating
1652.91 (517th)

Reputation
567,030 (45th)

Page: 1 ... 69 70 71 72 73 ... 114

Title	Δ
SQL: group by from other table and invert result	+2.20
Combine SUM and CAST - not working?	-1.31
Rails has_and_belongs_to_many find unique objects in common	0.00
Passing column names dynamically for a record variable in PostgreSQL	0.00
Trigger after update not working	0.00
Truncating table before dynamic SQL with looping variables inside o...	0.00
Does WITH create a temporary table and if so can it be used in mult...	0.00
SQL syntax: Concatenating multiple columns into one	-1.30
Table alias relabeling when performing subquery	0.00
Delete data from child tables	+1.31
Postgres update if not in other table	-0.27
How do I ask about changes over time in percent	-0.62
Select rows such that names match elements of input array for pgsql...	0.00
Compare start and end dates across multiple rows	-2.48
Find pair of students who take exactly the same classes	-1.17
How to order query by number first and then by string in the same f...	-1.34
Rails: must appear in the GROUP BY clause or be used in an aggregat...	-2.76
How to convert TSQL aggregate function to Postgresql	+0.32
UPDATE from result of SELECT	0.00
Is there a way to disable updates/deletes but still allow triggers...	0.00
Create column from query data	-0.15
Select from a table variable	0.00
SELECT from one table, INSERT into two other tables based on condit...	+0.30
Return SETOF rows from PostgreSQL function	0.00
ActiveRecord query based on belongs_to association count	-0.67
Detecting last row of a group	-1.98
plgpsql - is it possible to declare setof record or table variable?	0.00
Stored Procedure for upgrading Bags to Lists	0.00
plpgsql cte parameterizing with array cause error message	-0.19
Finding similar posts with PostgreSQL	+1.31
How to speed up min/max aggregates in Postgres without an index tha...	+1.71
Return zero if no record is found	+1.15
Using WHERE clause to only retrieve results where array field has o...	0.00
SQL query for accumulated sum using window function in postgresql	0.00
Easy way to have return type be SETOF table plus additional fields?	0.00
Capistrano postgresql: FATAL: Peer authentication failed for user	0.00
How to use xpath in Postgres to align XML elements	0.00
Retrieving row count and returning 0 when no rows	+0.85
Using xpath to extract data from an XML column in postgres	0.00
trigger or calculated columns or update or view	-0.19
Is a database trigger slower than a query?	+0.60
SQL grouping user count by Mondays	+0.44
How to properly loop through a table and output to an array in Post...	+0.32
Trending sum over time	-0.46
shortest_path with bus lines and time tables	0.00
substring regex for first part of url	-2.83
How return a Table freom a function?	0.00
Postgresql relations joining	-0.88
How to make ORDER SIBLINGS BY?	0.00
pattern matching using "LIKE" in query ,postgres	+1.24