I am trying to create a query in which I start with an item number and a customer and I have to determine the last selling price. The tables involved are SOP30200 = Sales Header SOP30300 = Sales Detail lines Given the following code and results: CODE: RESULTS: I am getting 2 records because the query is group…
Tag: sql
two foreign keys, how to map with laravel eloquent
I have two tables in MySQL, where the first one is called users and the second one is called games. The table structure is as follows. users id (primary) email password real_name games id (Primary)…
Get column names which do not match a particular ending string
I have a table with a structure like this: abc_col | abcd | ab_col | | | | Some column names end in _col and some do not. abc or ab or abcd are random column name …
SQL Where clause equivalent for Elastic Search
I am trying to create a aggregate results in elastic search but filter option is not working for me. I can aggregate data without filter e.g. but I am facing problems to write equivalent DSL query of : Answer Should be something like this: Use a filter if you know the exact value and do not need a match, else
SQL syntax error. check corresponds to MYSQL server
I try to do a form which can insert data into database. After I insert a dummy data the is come out. You have an error in your SQL syntax; check the manual that corresponds to your MySQL server …
SQL Server query erroring with ‘An object or column name is missing or empty’
I have the following query in a stored procedure in SQL server: When the query is run I get the following error: An object or column name is missing or empty. For SELECT INTO statements, verify each column has a name. For other statements, look for empty alias names. Aliases defined as “” or [] ar…
Subset of a candidate key
As we know a candidate key is a column or combination of columns that uniquely identifies the rows in a relation. Suppose I have a relation in which candidate keys are combinations of columns. I want to ask, is it possible that a subset of a candidate key also uniquely identifies the row? OR is a candidate ke…
How to get my PUT_LINE statement to display in TOAD?
This code compiles, but in TOAD it won’t show the “hi wo” output CREATE OR REPLACE PROCEDURE AdelTest IS tmpVar NUMBER; BEGIN DBMS_OUTPUT.ENABLE(100: in INTEGER); DBMS_OUTPUT.PUT_LINE(‘hi wo’); …
Counting related rows in a child table
I have been trying to do some queries and getting a count on related tables using eloquent. Tables: requests contact (belongs to requests) history (belongs to contact) As such X number of requests each have Y number of contacts which in term each have Z number of histories Using sql I can do something like th…
How do you get values from all columns using ResultSet.getBinaryStream() in jdbc?
How do I to write an entire table to a flat file (text file) using jdbc? So far I’ve attempted the following: Statement statement = connection.createStatement(); ResultSet result = statement….