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

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Insert/ Update Scalability (more records, continually longer lookups — solution?)

posted this before but never received a clear answer. I'm working on an ETL project and am basically feeding JSON records of "tickets" into a MySQL database. (actually come to think of it, may be ...
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39 views

PostgreSQL: Best way to INSERT for vertical search engine [on hold]

I'm trying to develop vertical search engine running on PostgreSQL & Go in Linux server. Data harvesting using Linux command line. For the INSERT query: The "best" I means is safe & high ...
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0answers
34 views

How do I join these queries into one query? [closed]

I have these below queries. How do I join these 3 queries into a single query? 1st query: SELECT TOP(1) @tmpOnlineCat = ac.AlertCatID FROM alert.AlertCategory ac WHERE ac.FkAlertID = 2 AND ...
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2answers
233 views

How to duplicate related rows

Tables: Payments with auto-increment ID and one-to-many relationship to Projects such that one payment (say £10) has two records in Projects allocating the £10 between the projects. Now next month, ...
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1answer
32 views

trigger or check constraint insert values based upon existence of others

For simplicity (and since it captures the essence of my problem), suppose I have a table with data. CREATE TABLE my_practice_table ( my_id NUMBER(12), field_2 VARCHAR2(20), field_3 ...
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12 views

write data on multiple storageNodes in oracle NoSQL

I'm using oracle NoSQL on ubuntu (newbie to both) and created 3 storageNodes (with 3 RN on each) in one computer on different ports (5000,6000 and 7000) in a store named mystore. Now I need to write 1 ...
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1answer
577 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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26 views

Stored procedure [closed]

I want to write a stored procedure that will insert data into two tables in SQL Server 2008 R2 but I am getting error. create table custlogin1 ( custid int primary key identity(1,1) not null, ...
3
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1answer
865 views

Insert Speeds for large batches

In my application, my INSERTs seem to be taking a major chunk of the time. I have a large number of objects in memory (~40-50,000) which i want to insert into a table. Lets take a sample table ...
0
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1answer
31 views

Insert date values in a created table

I have created a table using the below query CREATE TABLE job_history ( EMPLOYEE_ID decimal(6,0) NOT NULL, START_DATE date NOT NULL, END_DATE date NOT NULL, JOB_ID varchar(10) NOT NULL, ...
-1
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0answers
8 views

udf to encode strings works in psql but not in python [migrated]

I wrote a user defined function in Postgres 9.4 to encode strings: CREATE OR REPLACE FUNCTION platform.encode_sig(sig text) RETURNS bigint AS $BODY$ declare sig_id bigint; begin lock ...
2
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1answer
133 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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0answers
243 views

Proper usage of last_insert_id() in PHP procedure

I have a problem with performing sql query from php script. The query in sql looks like this: INSERT INTO `table1` VALUES (NULL, 'Blah', 'blah', 'blah', 'blah'); SET @lastID = LAST_INSERT_ID(); ...
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2answers
38 views

Speeding Inserts of longtext or longblob columns

i'm currently migrating a DB2 database to MySQL, using SQL WORKBENCH Tool It basically does a select from DB2 and Insert to DB2. It works fine, but on the tables with longblob or longtext columns ...
0
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1answer
20 views

Behaviour of Bulk Insert in pgsql or any Database

I'm using PostgreSQL 9.2.4. I'm working with multiple tables with large number of data. I have two tables Table_One which has one of the field with varchar(250) and Table_Two with one of the field ...
0
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1answer
138 views

MYSQL: How to improve performance of inserting over 1M rows to a table with over 100M indexed rows

I have this mysql table: CREATE TABLE `codes` ( `code` bigint(11) unsigned NOT NULL, `allocation` int(11) NOT NULL DEFAULT '0', `used` tinyint(1) NOT NULL DEFAULT '0', PRIMARY KEY (`code`), ...
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0answers
12 views

How to do updates on all rows at every button click [migrated]

I have a python app that has an admin dashboard. There I have a button called "Update DB". (The app uses MySQL and SQLAlchemy) Once it's clicked it makes an API call and gets a list of data and ...
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2answers
458 views

Insert data in relation table and into data table with less query cost

I have a similar table layout: create table data ( id int identity primary key , value int not null); create table relation (id int identity primary key , ...
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1answer
117 views

Fastest way to insert data into mysql from csv

I have a dataset of 233,902,846 rows in a csv file. I want to load the data into mysql table. What is the most efficient way of transferring the data so that data insertion is the fastest. actually ...
4
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4answers
6k views

How can I insert if key not exist with PostgreSQL?

I have a table: CREATE TABLE mytable (id SERIAL, name VARCHAR(10) PRIMARY KEY) Now I want to add names to this table, but only if they not exist in the table already, and in both cases return the ...
2
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2answers
115 views

How to handle too many inserts?

I have a database that is accessed from remote locations in the world with very long delays and poor transfer speeds. I currently transfer the data using a transaction since either all or no data ...
2
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1answer
33 views

Does Postgres preserve insertion order of records?

For example when I'm using query which returns record ids INSERT INTO projects(name) VALUES (name1), (name2), (name3) returning id; Which produce output: 1 2 3 Will this ids point to ...
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1answer
96k views

How to insert values into a table from a select query in PostgreSQL?

I have a table items (item_id serial, name varchar(10), item_group int) and a table items_ver (id serial, item_id int, name varchar(10), item_group int). Now I want to insert a row into items_ver ...
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2answers
425 views

Efficently Remove 90% of a table's data

I am working on a process to remove 90% of a table's data because only 10% is needed for testing. The best way I have found includes storing 10% of the table's rows into a temporary table. Current ...
4
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1answer
8k 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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1answer
46 views

How to limit the range of an insert-update to only look at certain rows/ rows with field value: X?

I posted something similar before, but am still unsure of the technical implementation --- I'm so close to being there to the finished product. I have a table of tickets, and a stream of ticket ...
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36 views

Table queries locked during long insert SQL server

Everyday runs a sql job that loads data from bulk files and load them in auxiliary tables, to adapt and then copy to the destination table where applications read (and only read) the data. I am ...
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1answer
42 views

Delete index while query is running, is it possible?

I am currently importing Wikipedia pagelinks in my postgres database, and it takes forever (three days and still running). Is it possible to drop the primary key index while the inserts are still ...
2
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1answer
43 views

INSERT multiple values via join

I have three tables, representing two entities and a connection relationship. Each of the entity relations has an artificial surrogate key used for foreign key constraints in place of natural keys. ...
4
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1answer
65 views

Null Values in a CASE statement

I am playing around with some stuff in SSMS to learn a little more as I study for my 70-461 exam and I came across a little hangup. I am trying to create a table to play around with so I don't have to ...
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0answers
32 views

Better way to create an Events table?

I working on a medium sized PostgreSQL database with some schemas, each with some tables. In almost every schema there are tables that represent event tables, where something that has "happened to" ...
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1answer
52 views

How to insert the gathered dates into another table using INSERT SELECT in MySQL?

insert into rfdate (date) select adddate('1970-01-01',t4*10000 + t3*1000 + t2*100 + t1*10 + t0) selected_date from (select 0 t0 union select 1 union select 2 union select 3 union select 4 union select ...
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25 views

table not taking records sequencially [duplicate]

While inserting rows into a table in oracle 10g, the rows are not inserted in the order I am putting them, like for the following inserts: insert into emp values (1000, 'debjani', 30); insert into ...
0
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2answers
44 views

join value in a RETURNING which is not inserted

Im doing an insert from a query which joins two tables, then I want the new ID from the inserted row, and a field from the original row which is not involved in the insert.Is it possible? I get a ...
2
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3answers
919 views

Is inserting multiple queries takes same time as that of single query?

I have a requirement where I have to insert a lots of rows.For inserting we use like this insert into emp(name,age) values('abc',12); This will insert only one row.For inserting multiple rows we ...
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1answer
27 views

how to overcome these type of issues where null value inserted into primary key not null column in table

how to overcome these type of issues where null value inserted into primary key not null column in table
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1answer
66 views

Insert All Columns from one table into another table MYSQL

I am trying to insert multiple columns with their data from one table into another table, without a common column (i would expect a cross product in the result). I am not sure how that's possible, ...
2
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0answers
58 views

Combined UUID Index + AI PK Insert Performance

I posted this in stackoverflow but realised it probably belongs here instead. Imagine the following table: CREATE TABLE `orders` ( `ORDERID` int(11) unsigned NOT NULL AUTO_INCREMENT, ...
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2answers
111 views

Return the id after insert or select

I want to build a function which will insert an email if the email value doesn't exist in the table and return the email_id of the row. How can I do this? Also how can I return the id if the email was ...
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1answer
52 views

Inserting into related tables

I have a database setup with the following schema: CREATE TABLE siteInfo ( siteID SERIAL NOT NULL, siteName TEXT NOT NULL, siteHost TEXT ...
2
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1answer
87 views

I can't create relationship in my database sql server

I have designed a database for my website. It has 3 tables: user, topic and comment. A user has many topics (or articles) A topic (or article) has many comments A user has many comments I ...
0
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1answer
29 views

mysqldmup with data only

Is there a way to backup data using mysqldump --no-create-info ... where the inserts in the backup file will look like this: insert into t1(col1, col2)values(val1,val2); instead of insert into t1 ...
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0answers
129 views

How to insert into MySQL table SUM of two cells from different tables using insert function

I want to make sum of two cells from different tables in MySQL using INSERT function. The code that I used is: $panoue="INSERT INTO usi2(latime_paneli, inaltime_paneli, latime_panele, ...
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0answers
27 views

Percona and MariaDB-10.0 ignoring not null on table fields

On the percona-5.6 and MariaDB-10.0 servers, the NOT NULL declared on table field are being ignored. I am able to leave fields declared as NOT NULL empty when inserting data and the servers are not ...
7
votes
1answer
127 views

unable to insert row at id, but row does not exist

Here is the weird problem i am facing. I am trying to enter data using following query insert into product_product (id, product_tmpl_id, make_equip, model_equip, name_template, serial_num_equip, ...
0
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2answers
38 views

DBO execute returns true but doesn't execute

I am having a bit of trouble with some of my code. This is the code: $STMT3 = $PDO->prepare(' INSERT INTO `lotteries_entries` (steamID, lottery_id) VALUES (:STEAMID, :ID); UPDATE ...
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1answer
128 views

Postgresql csv to db translate foreign keys

I'm trying to import data from a csv to a postgresql database. the db table looks like this: CREATE TABLE texts( text_id serial PRIMARY KEY, topic_id integer REFERENCES topics, format_id integer ...
0
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1answer
65 views

Update and Insert Statement taking forever

I have a database with two columns that is called using the following query: SELECT TimesUsed, Word FROM Predictions WHERE (Word LIKE @partialWord) ORDER BY TimesUsed DESC In my application it is ...
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1answer
57 views

what is the syntax for insert trigger?

I am very new to sql. feel a little stupid to ask this question Say I have this table Warehouse(shipperid, name , state). Then I define another table warehouse_maine (shipperid, name, state) which ...
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1answer
48 views

Cannot Run SQL INSERT in MySQL

Neither [vagrant@localhost ~]$ sudo mysql -e "USE books; INSERT INTO authors (id,name,email) VALUES(1,"test","test@gmail.com");" ERROR 1064 (42000) at line 1: You have an error in your SQL syntax; ...