CheckElapsedTimeandCpuTime. Running vs. Waiting: why are queries slow? If you find queries that exceed your predefined threshold, examine why they could be slow. The cause of performance problems can be grouped into two categories, running or waiting: ...
It might also be useful to check to see if there is a link between the table in these queries and the indexes listed in the Missing Indexes section. (But note that it is important to investigate the impact of creating indexes on tables that experience many updates since any additional index...
Step 1. Isolate Long-Running QueriesYou can isolate long-running queries using SQL Profiler. For more information about how to identify the queries that take the longest to execute, see "Isolating a Slow-Running Query with SQL Profiler" in "How To: Use SQL Profiler" in the "How To" ...
Think of this as being equivalent to running this in SQL*Plus: @my_script.sql; Each statement is executed. Also, ALL rows are fetched. So once it’s finished executing, there are no open cursors left around. The more obvious difference here is that the output comes back formatted as pla...
Knowledge check 1. Which of the following options have limits depending on your deployment option and service tier? Size oftempdb Max log size Backup retention All of the above 2. For verifying deployments, some new queries are specific to Azure SQL Database and Azure SQL Managed Instance. Whi...
1. Running SQL queries on a log file generated by a web server 2. Extracting a subset of data from a relational database into plain text files and running SQL queries. Example 1 Most web servers generate log files containing the web hits made to that server. These log files are in tabu...
How can I check who has created the table in sql server 2008? How can I convert Float numbers which are represented as 'E-05' to full precision how can i enforce a null value in int type element in xml? How can i execute multiple sql queries with one database hit ? How can I ex...
shell> cat check_mysql.sh #!/bin/bash export PATH=$PATH:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin USER=xxx PASSWORD=xxx PORT=3306 IP=127.0.0.1 mysql --connect-timeout=1 -u$USER -p$PASSWORD -h$IP -P$PORT -e "select 1;" ...
Checks if the account running SQL Server Setup has administrator rights on the computer. 0x84BE0007 RebootRequiredCheck Checks if a pending computer restart is required; a pending restart can cause setup to fail. 0x84BE0BC2 WmiServiceStateCheck ...
This is a CLI companion toDataStation(a GUI) for running SQL queries against data files. So if you want the GUI version of this, check out DataStation. Install Binaries for amd64 (x86_64) are provided for each release. macOS Homebrew ...