How to avoid duplicate records in mysql using codeigniter Brian Tompsett - 汤莱恩. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I want to learn how I could use MYSQL TRANSACTIONS. Hi coders, i have a table name users id, id_role and mooore i have a table named roles id_role, name and more im using codelgniter . 0[/eluser] well I was looking to count where there was data Inserting to database is k. 3,393 1 1 gold badge 17 17 silver badges 17 17 bronze badges. But i need to display the table like Table 2. Prevent I have a button but it can save duplicate entries i don't know how to correctly put a if not exist operator pls help. 4,506 10 10 gold badges 41 41 silver badges 58 58 bronze badges. But If that ain’t work, there is an alternative If you have a very long query and don’t bother to convert it to Active Record’s style, you can sanitised your input manually by using this function : I need a help for avoid duplication entries on my database table using CodeIgniter. Code: SELECT EXISTS(SELECT * FROM yourTableName WHERE yourCondition); Basically what I'm trying to do is to prevent duplicate Insertions for the 'review' column. I am trying to fetch the result of a single product using the product ID. This is the code to create/insert a there are duplicate rows in the mysql table. php on line 47 Make empnum Unique so that no duplicates exist in table. Please provide any help for my issue. I have gone through the documentation and found only insert_batch and update_batch and found from some old discussions but with Codeigniter 2 also when i run on my HMVC it's doesn't work. I am asking function like insert(), update() , where(), order_by() ? Any guide or article related to that would be welcome. Add a comment | -2 . Get records between date range. ). im using this code for output users´s role option : I have a union query as below. Codeigniter: Active Records Insert Unique values . id'. asked Aug 28, 2013 at 16:08. Hot Network Questions Need help with an application of FInancialData What LEGO set is this? Two bags with neon-yellow pieces, Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company It is possible to delete all but one copy of duplicate rows using the MySQL extension of LIMIT with DELETE: DELETE FROM t WHERE colc=3 LIMIT 1 This will match ALL colc=3, but will delete only one row due to the LIMIT. Share. I want import data excel into mysql using codeigniter 3 but when there are some data duplicate will show a message and skip the duplicate data. But how to update the row with duplicate key in active records? And what happens if one row fails to be inserted or updated in batch_insert? All Why don't you just save the file name into the db? Then you can upload the img in a specific folder and in your view yuo can set the full path from your folder and append the file name at the end. The table structure is as follows . 0. either you use group_by or assign unique key to empnum. I am trying to fetch the value of a product from mysql. cmd = New SqlCommand("INSERT INTO Students(Familyname,Firstname,Middlename, cmd = New SqlCommand("INSERT INTO Students(Familyname,Firstname,Middlename, Implement SELECT SUM() query using Codeigniter select_sum() active record method and return the value (4 answers) Closed 5 years ago . I made a function to select all data from one table and display it using a foreach loop when the button is clicked. I have use case where I have two tables. Two field as one unique field in Grocery Crud. How can one do that? One approach is to say Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Ok so you can have duplicate image names and you only want to count unique instances of those? If you have 3 image names you have 3 records, don't you? You'll have to give some example of what you have, if I'm not understanding you! El Forum Unregistered #5. Generally speaking, whether you put something like m. Modified 3 years, 4 months ago. I'm trying to make a multiple conditional join using mysql function to make it, but codeigniter place function between "`" and fail the request. I want to display a value that is not been duplicated or overwrite a duplicated value from MySQL database into the datatable of PHP foreach loop. However, I have this set in my 'raw' SQL query: ON DUPLICATE KEY UPDATE duplicate=duplicate+1 I am using CodeIgniter and am converting all my previous in-controller SQL queries to ActiveRecord. I am trying to get sum of a column values in mysql table with the codeigniter query as In SQL, removing duplicate records is a common task, but the DISTINCT keyword can sometimes lead to performance issues, especially with large datasets. But then, database is returning same value twice! I tried many things. 26. service_id, phone, active, even the added date! php; mysql; codeigniter; Share. About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with Your sql query calculates the sum of weights for all users in the table, but your php code retrieves only the first record of the resultset - which is likely to be the user, who first ordered. For example, if someone types a review and presses the submit button twice, at least 1- Remove duplicate values using 'DISTINCT' key in mysql query, if it is present in table. I can do for single record but unable to do with multiple records. I'm also assuming that you have a more recent or current version of MySQL. Follow answered Apr 1, 2011 at 8:35. The following is the insert function in my model As Ludwig stated in his comment, you can add the DISTINCT operator to avoid duplicates: SELECT person_id, GROUP_CONCAT(DISTINCT hobbies SEPARATOR ', ') FROM peoples_hobbies GROUP BY person_id; As Jan stated in their comment, you can also sort the values before imploding it using ORDER BY: Note:My question is not a duplicate question for Does CodeIgniter automatically prevent SQL injection? or how to avoid sql injection in codeigniter because it asked query() function. Balaji Kandasamy. Skip to main content. CodeIgniter- active record insert if new or update on duplicate. First run this The point is, use every bit of possibility of CodeIgniter’s Active Record and don’t mess with it. Ask Question Asked 12 years, 8 months ago. If the table is called mytable, do these two things:. Follow edited Jul 26, 2024 at 1:43. 1. 2. Kindly help if you know the answer. It clones the field names and the row values and then insert datas into table with unique primary key. This class provides a solid base from which to build your own models, allowing you to rapidly build out your application’s model layer. Now I insert some data in Table1 and the insert id I get from that table I Skip to main content. Additionally, inserting in a loop is Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company If this does not help, try to generate the tracking number in the database via trigger and let MySQL do it for you. com/doc/refman/5. 2- Check whether the value is present in table or not using PHP and Mysql before inserting data into the A user must be able to re-order priority of the rules. Using phpMyAdmin, when importing, you'll find a checkbox saying "Ignore duplicates", check that and import. Here is the picture my 2 tables in database: Table "employees" & table "times" Here is the relationship of my 2 tables: Relation of table "employees" & table "times" $: mysql -u root -p ***** #enter password mysql> source /path/to/queryFile. codeigniter : getting data between two dates in mysql using php. D_R D_R. in-model validation. Could you please tell me how to write the same query in Codeigniter's way ? SELECT * FROM myTable WHERE trans_id IN ( SELECT trans_id FROM myTable WHERE code='B') Codeigniter how to avoid duplicates showing one to many relationship. Here’s how to use the DISTINCT clause to return unique rows: As I also encountered a similar problem, I finally chose a little bit more "elegant" solution like the one below. It returns duplicate records when searh query is found between both heading and description. 4,972 4 4 gold As a side note, if you're using CodeIgniter then it's worthwhile to use Active Record to build your queries instead of writing SQL. While duplicates are generally allowed, there are situations where it is necessary to prevent them. I have a table called “user_course_tbl” with 3 columns as mentioned below. CodeIgniter GroceryCrud set_relation same id in multiple tables. It clones the field names and the row First of all, in order to ensure that you do not get duplicated values in the database, make sure you index (Set it as unique) the column ("first_trackid") which is holding the tracking Intentionally allowing mysql_query() to throw PHP warnings when you hit duplicate rows is kind of messy (it clutters your log, it's relatively resource intensive, etc. how find the duplicate rows and delete them. html). The Model Code is given below @CharlesBretana Every major relational database is smart enough to put filtering conditions before JOIN conditions when actually evaluating the query; they are quite good at reducing the number of operations they have to perform (aka optimizing). But same person couldn’t add same Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I'm currently working on codeigniter. As mentioned in table, same person can add more different course codes. Id; staff_name; course_code; I need to enter staff name and course code without duplications. The thing I want to do is stop duplicate entries going in my database - how would I use the exists keyword in my sql statement? Learn how to prevent duplicate entries in your Codeigniter database tables with this step-by-step guide. If you want to retrieve the sum for a specific user only, then filter your query by id_user . asked #phptutorials #phpduplicateinsert #mysqlduplicaterecordsPrevent Duplicate Record Insertion on browser Refresh mysql | phpMySQL insert and prevent duplicate r Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company any idea how I could avoid this from happaning? the row is exactly the same. 0. Viewed 122k times 18 . A complete insert_batch query that is something that uses Rocket's answer AND transactions: I am trying to avoid the insertion of duplicate rows. I'd suggest instead of doing another query with the same parameters just immediately running a Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company To explain, CodeIgniter's ActiveRecord only supports SQL features that are compatible with all its supported SQL types (or implements them in its own way). I have the following mysql query. In such cases, it becomes essential to identify and remove duplicate records from a database table. This may totally shock you but MySQL uses GROUP BY under the hood to execute DISTINCT !!! Here is something you may want to try. I am trying to display a table using CodeIgniter. mysql. Inside the controller: Having trouble with Codeigniter. Further, if the book exist, a relation will be inserted and not the book record . . If they tried to add unison if I am going to insert Given the database users and books users<--->books are related by users_books we need to make sure that when we insert a book record to the db it is not a duplicate. 35 1 1 gold badge 1 1 silver badge 5 5 bronze badges. Grocery CRUD Join table . In this article, we’ll explain various alternatives to remove duplicates in SQL, including Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company CodeIgniter’s Model CodeIgniter does provide a model class that has a few nice features, including: automatic database connection. In Simple word when delete a record in database but i want the deleted record save in other table in my database I have add_news table in mysql database in this table have 6 columns id,title,news,image,publish_date,status Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Weird backticks behaviour in Active Record in CodeIgniter 2. Improve this question. Because I am using INSERT IGNORE INTO and do not want to edit the active records class to enable this feature, I am generating the SQL Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Queries Solved in this video1. Thanks in advance. For instance, to find duplicates in your Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company My query is when i insert duplicate username or emailid and if duplicate record is heard in the t Skip to main content. Storing date as text in database but need to find records between two dates? 2. automatic pagination. I am using CodeIgniter framework so please any article related to that would be good. – I have a table in my database. Is there any way to do this from within the ActiveRecord-based model Having duplicate rows isn’t necessarily a bad thing. In backward compatible syntax , WITH Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I want to share a image below. The mysql table contain a field called cost_price. asked Nov 19, 2013 at 15:49. PHP MYSQL Prevent duplicate results in frontend mysql; codeigniter; duplicates; Share. 34. This can be done with: SELECT address, count(id) as cnt FROM list GROUP BY address HAVING cnt > 1 Which results in: 100 MAIN ST 2 I would like to pull it so that it shows each I am using codeigniter 3 and when I uploaded data to my database, it didn't skip the duplicates. Prevent Duplicate Entry using php and mysql in codeigniter. 5,893 72 72 gold badges 61 61 silver badges 133 133 bronze badges. The OP is specifically looking for a codeigniter technique, not general mysql_ advice. You can learn more about it here: CodeIgniter - Active Record Share Add the ON Duplicate KEY Update. Find items between dates with a varchar cols date in CodeIgniter. You normally fix this by using aggregates and group by, by using distinct or by filtering in the where clause to remove duplicates. How to prevent duplicate records in CodeIgniter. Commented Jan 22, 2020 at 0:13. 3 (9 answers) Closed 10 years ago . I need to insert data to this table as a batch, but avoid duplicate entry (here duplicate means same combination of intCampaignID and intMobileNumber). You can later retrieve the updated tracking number using your model and display to the user once the record is saved. Users can have many (06-10-2020, 03:07 AM) InsiteFX Wrote: There is no way to check it without using a select. 7. this is my controller : Code: public function import_excel(){ Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog Using ignore Duplicates on the unique index as suggested by IanC here was my solution for a similar issue, creating the index with the Option WITH IGNORE_DUP_KEY. How you solve this depends on exactly what your business rule is and how your database is designed and what kind of data is in I am inserting some data into a MySQL table using CodeIgniter. In MySQL, you can find the duplicate rows by executing a GROUP BY clause against the target column and then using the HAVING clause to check a group having more than 1 record. 09-13-2014, 09:20 AM [eluser]Neoraj3. The idea of ActiveRecord is to abstract the database type to be database independant and let people move from MySQL to MSSQL or whatever else without major issue. Example of a duplicate row: id | field a | field b | field c | 1 4 6 7 2 4 6 7 The key (id) is not duplicate since it is automatically generated by MySQL, but all other fields are identical. and more. – I have a CodeIgniter/PHP Model and I want to insert some data into the database. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I doesn't know Codeigniter Active Record Class has this method or not check the codeigniter docs for the methods containing in active record class. Actually , in my MySQL database data has like Table 1. my poblem is that after join both tables im keep on having duplicate recored on display. Try using "BEFORE INSERT" trigger with "For EACH Row" mode(Row level trigger). The DISTINCT clause requires sorting and comparing records, which can increase the processing load on the query engine. Codeigniter: How to avoid displaying duplicated values or overwrite a duplicated value in PHP foreach loop in a table? 0. Especially when preventing them in the first place is as simple as using MySQL's INSERT IGNORE feature mentioned in other solutions. Get all records between two dates. In other words, it will remove any redundant duplicate rows, and return just one row, no matter how many duplicates there are. However, if we don’t want them, we can use the DISTINCT clause to return just unique rows. I want to store deleted records in Mysql database using Codeigniter. I am getting this error: Fatal error: Call to undefined method CI_DB_mysql_driver::result() in C:\Xampp\htdocs\Auction\application\models\bidding_model. Stack Overflow. Isotopp Isotopp. basic CRUD methods. About; Products OverflowAI ; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; I have a form with one add button. How to avoid duplicate records from the search result I have an insert query (active record style) used to insert the form fields into a MySQL table. This is how it returns with one entry!!! Please help. About; Products OverflowAI; Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or MySQL - Handling Duplicates - Tables or result sets in a database usually contain duplicate records. You need to uncomment the group_by line and change 'users. If there is, display a message that this data has already been inserted. Shadow. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Is there any method of performing in insert_batch and if the key already exists, UPDATE that row in codeigniter 3 HMVC ?. Follow edited Jan 29, 2014 at 10:40. May someone please help me to address this problem? The code below is used to upload excel files. sql This requires you to have access to the command line, and run this command Here's the manual page of MySQL. Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Visit the blog After you process the $_POST data, use a SELECT query followed by an if statement to check if there are any rows in the table with the same first name and last name as the $_POST first name and last name data. how to get all the dates in between two dates in an array in codeigniter. follett follett. 7/en/insert. Basically, I want to copy a number of records, change one column and insert them back into the same table (so its almost a duplicate of the original data). 3k 10 10 gold badges 65 65 silver badges 74 74 bronze badges. mysql; Share. So basically you want to get rid of duplicate records in your query. Ask Question Asked 7 years, 9 How to prevent duplicate records in CodeIgniter. I' I should also mention to use the CodeIgniter Active Record class to help organize your code a bit better. By using this way you can use this method for all the models which extends this model class. I think your table is having duplicate records thats why you are getting duplicate rows after query. mark = 50 in the WHERE or the ON clause doesn't even This appears to be duplicates but it is not because of the multiple records in TableB. Let say Table1 and Table2. Don't know, where I am going wrong. Here is the code im using, how to handle duplicate records in SQL? 0. I want to get the last auto-incremented id for the insert operation as the return value of my query but I have some problems with it. Duplicate values insert into the database in Codeigniter. Or if you want to explain here that would save me a lot of extra hard work i will be very thankful to you. If there isn't, use an INSERT query to add this data to the database Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Is there any way of performing in batch Insert query and if the key already exists, UPDATE that row in codeigniter? I have gone through the documentation and found only insert_batch and update_batch. Follow edited Dec 27, 2015 at 12:34. Your problem is in Prevent Duplicate Entry using php and mysql in codeigniter Hot Network Questions ExperienceBundle deploy: Error: The ServiceNotAvailable theme layout type cannot be used I want to pull out duplicate records in a MySQL Database. If you've ever needed to clone or duplicate a MySQL row or record with a unique ID field, here is a clean and simple Codeigniter function. role_id' to 'users. Codeigniter MYSQL QUERY insert_string Avoid DUPLICATE. How to eliminate duplicate entries from database, Hello friends in this video i will teach you all about how you can create Dy Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company Stack Overflow for Teams Where developers & technologists share private knowledge with coworkers; Advertising & Talent Reach devs & technologists worldwide about your product, service or employer brand; OverflowAI GenAI features for Teams; OverflowAPI Train & fine-tune LLMs; Labs The future of collective knowledge sharing; About the company I have been looking around but I have not found an answer yet. How do I best avoid inserting duplicate records in CakePHP? 1. How do you update multiple rows in CI? In my MySQL: I have column names: ID, Settings Name, Se That script was written with Codeigniter and what is the error: some records are being duplicated in database, I mean, the id keeps different, however in admin the same customer is being shown scheduled to the same datetime 4, 5 times, whatever. – mickmackusa. But you can achive this throug extending core models of codigniter. This way you don't need to check if the record already exists, which means you don't need an extra select query just to check. Using Mysql WHERE IN clause in codeigniter. . My code In this example i am going to explain how to check for duplicate username or email id PHP please subscribe, Like and Sharelet me know in the comment secti The closest I can find to what I want to do is How to duplicate related rows, but my inexperience gets me lost. Next row will append whenever i click on add button and all entered data should store into database. Add a comment | 4 Answers Sorted by: Reset to default 8 . Improve this answer. For example, if there are 10 rules for a user and she moves the last rule to the 5th place, all of the other records between Try insert ignore (https://dev. fzrf vbqgpq pjtle dga swnqeto mksroftj qfkyr llqcc udlw ayabl rdxxhd lzpb lanqv qgwoyg vadmbn