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Rick James

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1449.37 (4,532,818th) 		Reputation
79,136 (1,056th)
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Title Δ
Mysql error with time range from subquery +0.07
Complex query extremely slow when grouping or ordering - index sugg... -1.47
Yet another MySQL delete / insert deadlock 0.00
MySQL: poor performance joining small to large table +0.07
mySQL problems with text matches using IN statement +0.03
Check if two IPv6 addresses in same subnet using MySQL +0.08
MySQL Join 1 to 1 in N items table -0.45
Discriminating documents by scope. The relationship for Documents-C... 0.00
How to optimise lengthly MySQL query with lots of unions +1.51
Does mariaDB NOT support functional dependencies in SELECT statemen... -0.21
Does mariaDB NOT support functional dependencies in SELECT statemen... -0.21
MySQL query to fetch last record from each group involving 2 columns 0.00
What is the most performant table index for a set of history records? +1.49
Emoji not visible when copied from one table to another in Mysql -0.43
Optimize SQL to get rows count +1.09
creating a sorted list in database 0.00
How to solve performance GROUP BY issue in MySQL? +1.78
How to solve performance GROUP BY issue in MySQL? -0.89
MySQL Server with high CPU and "kernel time" usage -0.41
MariaDB will not change the collation for a database -0.42
Working with Large Datasets in MySQL 0.00
What would be the best compound index for this MySQL query? 0.00
Composite key with manual increment +0.42
How can I insert file from POST into longblob column using PHP 7 an... -0.43
Partitioning a simple follower table in mysql 0.00
How to update multiple columns from different table of MariaDB 0.00
Faster way to Select before and after of selected row 0.00
MySQL indexes on query with Where, GroupBy and OrderBy clauses +0.88
MySQL using a custom string comparison operator in Index 0.00
MySQL using a custom string comparison operator in Index 0.00
Index on mysql partitioned tables +0.08
Performance socket nodejs + mysql 0.00
Optimizing this MySQL query with a subquery inside +0.08
Efficient way to compute number of matchings between two columns in... -0.43
Using OR on WHERE statement in MySql causes slow excecution +2.69
Node JS Inserting array of objects to mysql database when using tra... -0.11
MySQL ORDER BY takes a very long time even if I have indexes +0.09
Optimizan ORDER BY & LIMIT queries in MySQL -1.11
Slow query performance left joining a view 0.00
How can I optimize this MySql table for search speed using indexes? 0.00
Handling mixed utf8 and utf8mb4 MYSQLI & PHP 0.00
Faster query than foreach +0.12
Linux bash script to add data to database -1.72
fetch chinese letter in sql to display in php -0.40
Populate PHP array from MySQL database 0.00
Memory VS MyIsam tmpfs? 0.00
How to Fetch Data in Hindi and Gujarati Language in MySQL? -0.44
Why isn't MySQL using my indexes when running my query? -0.20
Add Missing Rows in Financial Database +0.55
Mysql slow "OR" operator but union or two separate joins... 0.00