How can i choose lowest number from this varchar column ? Ranks 131,31,97,347,1 2,61 197,998,48,9 941,439,13 This is just example. I have table with around 12000 records and i need to choose lowest value from every record. Table is varchar…
I have the following db schema Product Id Name ManufactureId Guid (PK) string (FK) - ECOSYS M2640idw 3 - Infoprint 1140 2 Manufacture Id Name (PK) string 1 Hitachi 2 IBM 3 Kyocera Mita Both names (product and manufacturer) can…
SQL Alchemy supports multiple ways of specifying datatypes for SQL database columns. If regular Python datatypes are used, SQL Alchemy will try to sensibly map these to datatypes supported by the connected to database. There is also the possibility of…
I have two tables, Customer table and a lookup table which in customer table has 3 columns and lookup table has 2 columns (which is like vlookup in Excel). Every detailed information is in the lookup table. I want to…
Hello esteemed colleagues I've spent about a day trying to figure this out but im getting nowhere how to ping postgreSQL using Golang just to check that they can talk to each other This works: `henry@vhost1:~/Eos$ pg_isready -h localhost -p…
I'm facing the following error: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'comissionamentoEntityManagerFactory' defined in class path resource [coruripe/comissionamento/config/ComissionamentoConfig.class]: [PersistenceUnit: comissionamento] Unable to build Hibernate SessionFactory; nested exception is java.lang.IllegalArgumentException: jdbcUrl is required with driverClassName. I am working on a project…
I am running PostgreSQL on Windows, and my PostgreSQL server is correctly configured to use port 5432. However, when I open the SQL Shell (psql), it defaults to port 5433, as shown in the screenshot below:default value is 5433 Steps…
This is my data , employee_id name manager_id salary 1 Alice 100000.00 2 Bob 1 80000.00 3 Charlie 1 75000.00 4 David 2 60000.00 5 Eve 2 50000.00 6 Frank 3 55000.00 Question is The total salary paid under each…
I have two tables, lets call them t1 and t2. Fiddle select setseed(.42); create table t1(a,b,c,d)as select (random()*9)::int , (random()*9)::int , (random()*9)::int , (random()*9)::int from generate_series(1,100); create table t2(a,b,c,d)as select (random()*9)::int , (random()*9)::int , (random()*9)::int , (random()*9)::int from generate_series(1,200); I'm…
I am using a Postgres table to store HTML data. One of the columns is of type varchar, and this is where the HTML data is stored. My understanding is that this column datatype has no maximum length. I tried…