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Juan Carlos Oropeza

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1574.03 (3,598th) 		Reputation
37,187 (3,024th)
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Title Δ
SQL between 2 dates not returning correct results -0.06
Grouping results and getting only one record per condition in sql 0.00
Database Normalization - Field depending on another non-key field -0.55
I am getting these errors and do not understand how to fix -2.01
Updating joined tables together results in "multi-part identif... +0.45
How to optimize this query with a self-join? -0.53
How do i submit my angular form? 0.00
How to combine multiple tables together in postgresql that have the... -0.54
LEFT JOIN on static list of items? -0.57
Where do I put the if statement? -1.35
get colums of three joined tables +2.15
Mysql - How to do a case sensitive search? 0.00
How to correctly set the value of a "point" field into a... 0.00
SQL SUM() Function error +0.45
SQL: Finding maximum values with join and joining additional values -1.20
Updating first available row with multiple conditions +0.07
SQL Server database design for evaluations 0.00
Ideas to accomplish desired results in my query 0.00
How to speed up MySQL table join -0.56
Load raster to PostgreSQL -0.06
Combine 2 tables in SQL with some different column names (Transact... -0.05
UPDATE query to synchronize duplicated records +0.44
SQL Perfomance: Retrieve Many Data Once VS Retrieve Less Data Many... 0.00
Join tables in two levels of subqueries in Oracle 0.00
SQL check if the value is more than 4 then update the other column... 0.00
the query is not using an index despite the columns joined are of t... 0.00
Autogenerated primary key in postgresql which skips existing ones 0.00
need to create indexes for multi-column unique key columns? -2.52
How to extract the latest created row for each group? +0.43
Return all the posts of people followed by user Mysql 0.00
How to generate a flag to determine which database a table is in? 0.00
Mysql select copy column to another, id no successive 0.00
How to Subtract one cell to next row cell in sql 0.00
How to input result of first query into second query inside stored... -2.23
Mysql Query INNER JOIN -1.83
Most efficient way to store a list with sections that can be drag a... 0.00
Dynamic SQL, how to code ' ' to dynamic SQL? -1.01
Sort data in MySql Data Base -0.55
Complex query extremely slow when grouping or ordering - index sugg... +1.47
Table Primary key index size vary with data type 0.00
Postgres another issue with "column must appear in the GROUP B... +0.44
Group a column depend on the result +1.08
Match part of string (SQL LIKE) In MySQL -0.83
Prefix column names when using dynamic Pivot 0.00
Joining a table with itself vs using Group By MySQL 0.00
Oracle max date issue +0.42
How to select a field which is a subquery, that returns more than 1... +2.67
Asset Inventory Database Design 0.00
Why does ""=" exploit this MySQL Query? -0.63
Mysql average all results from count -0.12