Questions tagged [c]
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5
questions
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1answer
41 views
Remote PostgreSQL DB with local buffer … how could it look like
I have a sensor which is generating a data vector let's say every second (adjustable to up to 100 vectors per second) at a remote location. The location got 4G modem to send the data. Due to power ...
-3
votes
1answer
47 views
Is file system in DBMS same as file handling in C programming language?
We know that file system in not good for storing data , thus relations(tables) are used in DBMS.
When we talk about files in database management system (DBMS), are these same/similar to that in C ...
0
votes
1answer
355 views
I am getting this error : “Error 102 : non-boolean type specified in a context where a condition is expected” for this request : [closed]
private void button2_Click(object sender, EventArgs e)
{
con.Open();
SqlCommand cmd = con.CreateCommand();
cmd.CommandType = CommandType.Text;
cmd.CommandText = "delete from MYDB ...
1
vote
1answer
52 views
MySQL Server :: My C Code can remotely create a database, but not “INSERT INTO” it
I’ve written a C program which does the following when it starts:
Connects to a remote Linux MySQL server over the network
Creates a new, uniquely-named database
Sends a “USE _____” command to ...
1
vote
0answers
51 views
How to read jsonb or json in postgresql spi?
How can I read a json/jsonb field in a PostgreSQL server side function?
I am trying to write a server side function using C and SPI for PostgreSQL 11. The json field in mind is simple and contain ...
