Posts by eduardo_ehsc • 56 points
3 posts
-
1
votes1
answer27
viewsQ: How to exchange the primary key of a table in Mysql
CREATE TABLE Produto ( Codigo_Produto INTEGER, Descricao_Produto VARCHAR(50), Preco_Produto FLOAT, PRIMARY KEY (Codigo_Produto) ); CREATE TABLE Nota_fiscal ( Numero_NF INTEGER, Data_NF DATE,…
-
2
votes1
answer18
viewsA: Reactapp syntax error
Tbm I’m a beginner in React, but when you create a component in React that’s a function, you don’t have the "render" method, to return JSX you must do so: function App(){ return( <h1>Hello…
-
-2
votes1
answer836
viewsQ: Postgresql in the Windows command line - "psql"
Good morning, I’m trying to learn a little postgresql and I see some videos where they use commands with the tag "psql", but I already downloaded postgre and when I give a command with "psql" at the…
postgresqlasked eduardo_ehsc 56