0
votes
1answer
42 views

What's the difference between INSERT … SELECT and SELECT INTO

Let's say I have a table item and an other one versionned_item. From time to time, I want to copy data from item to versionned_item. What I did is WITH subset AS (SELECT ...) INSERT INTO ...
0
votes
2answers
69 views

SQL insert into … values (…, select(…))

I am trying to insert 25 users, user1...25 into Members with the same GR_ID = 2 with command: insert into MEMBERS (GR_id, username) values (2, (select username from USERS where username like ...
0
votes
0answers
19 views

How can I check the size of my SELECT query? PostgreSQL

I know how can I check the size of my database, called test: SELECT pg_database.datname,pg_size_pretty(pg_database_size(pg_database.datname)) AS size FROM pg_database where datname='test'; Now, I ...
0
votes
1answer
33 views

Selecting 3MB (or more/less) data from database server

I installed PostgreSQL Server on my Windows 7 machine. I created database and a simple table, and populated the table. Now I want to connect through the network with my Postgres server and select a ...
0
votes
1answer
748 views

Postgres: How to insert row with autoincrement id

There is a Table "context". There is an autoincrement id "context_id". I am using sequence to retrieve the next value. SELECT nextval('context_context_id_seq') The result is: 1, 2, 3,...20.... But ...
0
votes
2answers
156 views

Insert into … (…) (Select…) on dupliacate key update

Can you help me to solve a problem. The task is to insert a record in MySQL database. terms: If the record exists - to update the record. If the record does not exist - to create a new one. The Key ...
0
votes
3answers
84 views

prepared statements are not inserted

i am new to JDBC and trying following code. Could not find the error in it try{ Connection con = ConnectionProvider.getCon(); stmt=con.prepareStatement("insert into ...
1
vote
1answer
166 views

INSERT INTO selected columns creates new column from JOIN [closed]

I have an INSERT INTO ... SELECT.. query that uses a JOIN on two tables. The results of the query should take a subset of the information and insert it into an existing table. That part works, but the ...
-1
votes
2answers
1k views

How to get missing values in row order?

In a table, many rows have been deleted, how to get the id of missing rows for next INSERT? For example id col1 1 1 3 3 4 4 5 5 8 8 9 9 how can I get the ...
3
votes
1answer
198 views

Combine - Select Into, with Insert Into Select

I've read many explainations like this one here that say "Select Into ..." is to create new tables and "Insert Into ..." is to append to existing tables. I'm automating a coworker's sql scripts. ...
1
vote
1answer
560 views

Insert from one row to another using cases

My original table was(being used since 2005): CREATE TABLE `request` ( `msg` VARCHAR(150) NOT NULL, `id` VARCHAR(20) NOT NULL, `ctg` VARCHAR(10) NOT NULL DEFAULT 'misc', `date` ...
4
votes
1answer
519 views

Select one name per person where spelling variations exist

I have a source table that contains Employee IDs and names. The employee names may be listed multiple times with variations on the exact spelling (see 'source table' for example - note the middle ...
3
votes
1answer
2k views

MySQL Insert into two tables using new IDs

I'm trying to select data already in the database and insert it into two tables using the generated ID from table one. table1 contains configuration options, table2 contains pricing data. Table2 uses ...
1
vote
4answers
462 views

cross self join to get more rows - better solution?

I have a table employees: +----------------+------------------+ | Field | Type | +----------------+------------------+ | id | int(10) unsigned | | persons_id | ...