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Rating Stats for

Vamsi Prabhala

Rating
1602.23 (1,683rd)
Reputation
42,592 (2,548th)
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Title Δ
Inserting a new row after subtracting values from other rows in sql 0.00
PostgreSQL case statement for mutliple date fields 0.00
Return the sum of a group if the sum is negative 0.00
SQL query to grab most current record with multiple groupings +0.67
Check if a user was "active" in multiple rows - MySQL -0.06
SQL statement to look at ALL the previous rows +1.96
Create a new amended column from an existing one (substring or rege... -0.16
How to get minimum date by each section for same id different times... +1.68
MySQL: Select rows by the reverse criteria +0.27
Extract date-by-date values also when no data -2.43
Mysql select UNIQUE row on column 0.00
How to get around PARTITION BY syntax error in MySql 0.00
SQL query for calculating average in every n rows with step 1 0.00
How to use Regex in SQL for extracting values after repetitive numb... 0.00
Oracle SQL Finding specific column value in data set 0.00
Get difference between content data in 2 tables with same structure +0.64
Using RTRIM or REGEXP_REPLACE to replace a comma with a comma space... 0.00
SQL sum different columns into one statement -0.94
SQL - query to find most popular friends +0.28
Add a sum total in a subquery +0.30
SQL, From TimeStamp to relative time 0.00
MySQL - include zero count for date -0.43
Insert number of records based off results from a count query 0.00
Oracle REGEXP_LIKE - search string not followed by specific character +0.28
How to split the result row by comma -1.38
Can I modify below GroupBy clause into better one -0.64
querying lots of records to find a pattern for where 1 field is dif... +0.73
Get the results with multiple time comparison with a single column... -0.47
Find the id of students who take every course, in mysql 0.00
How to extract only 5 digit number from a string using REGEXP sql 0.00
Select pair where value of other column is equal -2.47
How to query and combine columns with different criteria into one t... 0.00
Select First Two Rows of Child Table 0.00
SQL strict subset of sets +1.62
SQL Consecutive records with count +0.92
Validate varchar datatype value to format HH:MM -2.01
Joining 2 tables ON a column with some missing entries +1.25
Join equivalent query +0.92
SQL to count rows in a group where a column is equal to a particula... -2.31
Query to get count of items with a given status within a given time... +0.45
Have a column with the lowest possible next value (self-joining a t... +1.29
Deleting duplicates based on multiple columns +0.23
How to get the nth highest entry in each group of mysql query +0.94
Issue with including variable in SQL statement - in Python 3.4 0.00
How do I replace a value with another value in sql loader? 0.00
SQL Loader input file more columns than table 0.00
Finding symmetric pairs in PostgreSQL +1.37
Oracle Regular Expression using instead of INSTR function +1.35
Delete rows in single table in SQL Server where timestamp column di... +0.71
MySQL special case pivot +0.29