PostgreSQL is a critical point in your infrastructure, as it stores all of your data. This makes visibility mandatory, which in turn means you have to understand how logging works in PostgreSQL. With the help of the logs and metrics that PostgreSQL provides, you can achieve visibility. In thi...
In the properties windows, you can modify database attributes/properties like name, owner, default privileges, tablespace, etc. To rename a database, stay on the "General" tab, navigate to the "Database" field, and rename it to any valid name of your choice: Hit the "Save" button to ...
Learn how to find slow queries in PostgreSQL using logs and metrics. Tutorial on how to check for and fix performance issues to speed up your database.
PostgreSQL reads its configuration from thepostgresql.conffile which is located in the /etc/postgresql/<version>/main/directory. Here, the version indicates the major version of PostgreSQL. For example, in our case the full path of the file is /etc/postgresql/17/main/postgresql.conf Now, open...
Host name/address: PostgreSQL Port: 5432 Maintenance database: postgres Username: root Password: Type in your own POSTGRES_PASSWORD that you have previously created atSTEP 10. Save Password: Yes STEP 18 On the left sidebar right click onSynology. You can now createDatabases,Usersetc. Follow the...
The next step is to create a trigger and tell it to call this function: 1 2 3 CREATETRIGGERxtrig BEFOREINSERTONt_temperature FOREACHROWEXECUTEPROCEDUREf_temp(); Our trigger will only fire on INSERT (shortly before it happens). What is also noteworthy here: In PostgreSQL, a trigger on a...
PostgreSQL supports a “continue” statement that lets us skip the loop’s current iteration and proceed to the subsequent iteration. This statement can be used with all types of loops, such as for, while, and unconditional loops. A continue statement can save time by skipping unnecessary data...
2. Connect to the server by providing the relevant information about your PostgreSQL installation. Alternatively, pressEnterfive times to use default values. Thepostgresprompt appears. Note: In Linux, use the terminal to switch to an authorized PostgreSQL user and execute thepsqlcommand to get the...
PostgreSQL provides the incremental backup functionality to the user, in which the PostgreSQL server saves all user modified data or, we can say, different transactions such as update, insert and delete, and at the same time, it performs the write operation into a WAL log file. The WAL means...
gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-7exclude=postgresql*... When you’re finished, pressESCto leave insert mode, then:wqandENTERto save and exit the file. To learn more about the text editor vi and its successor vim, check out ourInstalling and Using the Vim Text Edito...