A core statement in SQL that does what it says on the tin: inserts data into a table.

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Mysql super slow

I have a database of movies that I downloaded, it is around 51mb in size. One of the tables has more than 750k records(all separate insert statements(I believe this is bad)). The rest aren't so bad ...
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Mutating Error , How to solve it

CREATE OR REPLACE TRIGGER LOAN_RP AFTER INSERT OR UPDATE ON FUND_DISBURSE REFERENCING NEW AS NEW OLD AS OLD FOR EACH ROW DECLARE V_FA FUND_DISBURSE.FUND_AMT%TYPE; V_RC NUMBER (10); ...
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67 views

Create SP for inserting data from a table to a table

I have a table that has 1 record where one field may have 2 values separated by commas (in that cases I have to create 2 records with those values separated in 2 row and the other field values are the ...
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1k views

Multiple SELECT subqueries in an INSERT statement in a stored procedure

So I had the following (genericized), which works just fine for me (barring errors in making the example generic) : DELIMITER // CREATE PROCEDURE stored_proc(IN val1 INT, IN date1 DATETIME, IN date2 ...
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2answers
80 views

how should i do this trigger?

I am a newbie to the sql world :) Right now i'm trying to create my first mysql trigger that would either update a row or insert a new one. Could you help me with that ? Here is the code : DELIMITER ...
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1answer
826 views

How to insert data into tables which reference each other?(MySQL)

I'm a student and right now I have a problem that I couldn't solve by myself(after searching on the Internet). I'm not going to give my «homework» because I want to learn what I'm doing but I will ...
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161 views

Insert with different key values to avoid contraint violation

I have a set of Inserts traced of a database and I want to issue them into another similar one. The problem is that I'm getting contraint violation errors due the similar database already has the keys ...
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170 views

inserting large quantity of data into mysql table

I need to insert about 400 000 000 rows of test data into the InnoDB table. Table is quite simple: CREATE TABLE IF NOT EXISTS `tgt` ( `id_1` int(10) unsigned NOT NULL, `id_2` int(10) unsigned NOT ...
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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 ...
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168 views

INSERT from a SELECT combined with a single value

I have this query that returns several rows of item_id: select item_id from properties where name like 'body'; And I have the second one that returns 1 row of tag_id: select id from tags ...
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586 views

MongoDB insert performance rapidly dropping

I'm currently experiencing a rapid decrease of the insert Performance. I have a rather simple data model { "Id": "ObjectId", "SomeProp": "xy", "SomeTags": [ { "key": ...
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177 views

LOAD DATA stuck at Null State MySQL

I'm stuck trying to move one table to another, due to columns now no longer having proper references/meaning to their column titles. In doing this, I've created a new table with the same number of ...
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1answer
58 views

Insert (write) performance

We are trying to speed up the queries in our application and in the process identified all queries which took more than 100ms. We noticed that there were few insert statements which took more than ...
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1answer
99 views

How can I insert records 'into null' in Oracle?

I'm looking for a way to insert records into a 'black hole'; i.e. execute a query for a certain table successfully, but make the records disappear. Something like INSERT INTO NULL, if you will. MySQL ...
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1answer
126 views

How to speed up looped INSERT INTO statements?

I currently use the following statement, for 10,000 rows it takes about 150 seconds. I tried removing the index on the target table, but this didn't help. Running the loop without the INSERT INTO ...
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1answer
164 views

Optimizing a large number of INSERT … SELECT statements

I have a MySQL InnoDB database with two tables related by a foreign key. Each time a row is inserted into one it uses an INSERT ... SELECT statement from the other to get the corresponding foreign ...
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1answer
95 views

What are possible causes for consistently volatile INSERT performance in MySQL tables?

I have a Java program running on a VM that is sequentially feeding a queue of single row INSERTs through a single connection to a MySQL server on the same VM. The queue execution is not artificially ...
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1answer
860 views

Inserting empty string on Windows MySQL doesn't use default value

Why inserting '' on a column with default integer value on MYSQL/WINDOWS produces ERROR 1366 (HY000): Incorrect integer value: '' for column 'id' at row 1 The query is: insert into test2 (id,test) ...
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327 views

Insert a file into PostgreSQL BYTEA field using PHP

The previous answers have been horribly complex for the scope of this project. I want to take the $_POST result as a variable and insert it into a BYTEA field of a table. $_SESSION['username'] = ...
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MULTIPLE INSERT VALUES with INSERT into another table

here a scenario to have a more clear picture. The DB is MySQL. I've 2 tables events and *event_users* : EVENTS id int type int date date time time ... EVENT_USERS event_id ...
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RETURNING syntax with multiple columns

Again, another question related to the answer of the one there: Insert with OUTPUT correlated to sub query table So I ended up with this query, written for SQL Server: CREATE TABLE tempIDs ( ...
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1answer
902 views

Insert with OUTPUT correlated to sub query table

I am modifying the structure of a database. The content of several columns of the table FinancialInstitution has to be transferred into the table Person. FinancialInstitution is linked to Person with ...
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1answer
200 views

GETDATE() uniqueness when used on INSERT

Recently I was reading this blog post: http://blogs.msdn.com/b/sqlazure/archive/2010/05/05/10007304.aspx which contains this section: Picking a Clustered Index There are a couple of ...
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Sudden performance decrease in SQL Server

I've got a problem with a SQL Server 2008 R2 instance. Last week the performance suddenly broke down. All inserts are very very slow. It takes 4-5 times longer than before. On the hardware we found no ...
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1answer
150 views

Stored Procedure with ROW instead of a list of parameters

i have a table with 15 columns, and trying to create a stored procedure in PL SQL that will only insert a row in a table using the INSERT statement. i would like to know if it is possible to declare ...
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314 views

Inserting 60 000 rows taking too long

I'm trying to insert about 60 000 rows on my database on localhost (windows) it is now taking about an hour and still inserting. And after a while it says that maximum timeout is over. Shouldn't it be ...
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1answer
5k views

Fixing table structure to avoid `Error: duplicate key value violates unique constraint`

I have a table which is created this way: -- -- Table: #__content -- CREATE TABLE "jos_content" ( "id" serial NOT NULL, "asset_id" bigint DEFAULT 0 NOT NULL, ... "xreference" varchar(50) ...
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Anyway to get the trigger to work?

I want to insert last insert query to the another column.For that i wish to use TRIGGERS -- -- Triggers `sync_log` -- DROP TRIGGER IF EXISTS `tg_sync_id_insertbgnn`; DELIMITER // CREATE TRIGGER ...
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562 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 ...
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1answer
95 views

Best approach on storing/displaying sanitized data

Surfing the web I find two approaches on storing data in databases. Approach 1: Store data in the database with the html-specialcharacters sanitized $userdata = $_POST['field']; ...
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1answer
349 views

Increment value in row if it exists, otherwise create row with value?

Below is the MySQL table layout that I'm working with. Basically, I'd like to increment views, watchers, and inquiries as they occur through the front end of the website. My question is how would I ...
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1answer
332 views

SQL Server 2005 - Generate and Bulk Insert 3 million rows across 2 tables

I have a task to programmatically generate 3 million different rows of data and insert them into a database table for test purposes. I have written a VB.NET program that handles the generation of row ...
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55 views

Problem with INSERT function

I use this function INSERT (http://www.smallsql.de/doc/sql-functions/string/insert.html) to add a value in a data: INSERT (log, POSITION(' edited' IN log), 1, 'NOW()') I use also the NOW function ...
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What is the fastest way to insert large numbers of rows?

I have a database where I load files into a staging table, from this staging table i have 1-2 joins to resolve some foreign keys and then insert this rows into the final table (which has one partition ...
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1answer
376 views

INSERT take too much time

I have in my MySQL DB a few tables Most of the time, I'm only doing INSERT in my db. I have up to 4 connections to the DB, each one inserting into a different table. There cannot be two connections ...
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2answers
379 views

Return ID from partitioned table in postgres?

When I insert a record I need to return the inserted id by RETURNING. The problem is that the table is partitioned and in partitioned table I can't use RETURNING. I run multiple queries at once so I'm ...
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1answer
3k views

Optimize PostgreSQL for a lot of INSERTS and bytea updates

What we have (software): PostrgeSQL 9.3 with base configuration (no changes in postgresql.conf) Windows 7 64 bit Hardware: Intel Core i7-3770 3.9 Ghz 32 Gb RAM WDC WD10EZRX-00L4HBAta Drive ...
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246 views

Slow insert - 300+ Million Records

The following query takes over an hour on the table to insert. There are no indexes. There was one which was deleted but still takes an hour after deletion. Any pointers on improving this ...
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Overcoming the HDD IOPS limits on a billion row table? Is getting SSD the only solution?

I have a table with this structure: CREATE TABLE `requests` ( `userid` int(11) NOT NULL, `messageid` int(11) NOT NULL, `queueid` int(11) NOT NULL AUTO_INCREMENT, `problem_id` int(3) NOT NULL, ...
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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 ...
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1answer
3k views

Move values from one table to another one via stored procedure in sql server 2008

I have two tables Login (userid, username, password) audit_login (userid, Transaction_Date, Status (success or failed) Now I want create a stored procedure in which, if anyone wants to login then ...
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Inserting and updating on same table

I am currently working on a database that aims to provide information regarding the amount of time people stay in a company's car-park premises. This is done using a table called "tbl_stay" which has ...
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2answers
94 views

calling a function with parameters in insert

Is it possible in SQL ellegantly achieve the following: insert into my_table (the_geom) VALUES geomfromwkb('\x010100000058b4b610a73a27408144b7147f194840',4326)), ...
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3k views

INSERT / UPDATE to merge data, when empty data is an empty string

Consider a table of some family members: mysql> SELECT * FROM some_table; +--------+--------+--------+ | f_name | l_name | work | +--------+--------+--------+ | Meirav | Cohen | school | | ...
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522 views

Insert but ignore if duplicate AND set a value different if exist in another table

I'm trying my make an invitation system together with the Facebook PHP APK. What I basically want is when you have invited your friends, Facebook redirects back to your website with an array ...
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1answer
1k views

Large INSERT INTO SELECT [..] FROM gradually gets slower

I've written a program that does a large INSERT in batches of 100,000 and shows its progress. The source table contains 2.5GB of data: CREATE TABLE wikt.text ( old_id INT(10) UNSIGNED NOT NULL ...
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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 ...
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1answer
142 views

When and how would MyISAM concurrent insert = always be a problem?

I wish to set concurrent_insert to always on a MyISAM log table, so that inserts wouldn't have to wait for selects to perform when there are some holes in the table. We're talking about 10-20 inserts ...
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9k views

How to extract the last inserted row in SQL Server?

When an insert statement is executed one or more rows is inserted into the table, is there any way to extract the last inserted row in SQL Server?
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2k views

Insert values from a record variable into a table

I am developing a user-defined function that takes two arguments: create or replace function gesio( events_table_in regclass, events_table_out regclass) returns void as $$ ... $$ ...