Lab Sql

If I run the following SQL query SELECT * FROM A LEFT JOIN B ON A.foo=B.foo WHERE A.date = 'Ye… Read more Sql Order Of Operations

I have a table list of Student: Student SECTION student1 A student2 A student… Read more Query To Get Top 2 And 3 Rd Records From A Table

I have 3 tables; CASES, USERS and USER_META. For this issue you need to know that the USER_META tab… Read more Oracle Select Where Value Exists Or Doesn't Exist

How can I add a sub where statement in SQL if my Boolean parameter is true in JasperReports? For ex… Read more Jasperreports: How To Add A Where Statement In Sql Query Depending On A Boolean Parameter?

I would like to know how to use NULL and an empty string at the same time in a WHERE clause in SQL … Read more How To Use Null Or Empty String In Sql

I am using pl/pgsql in PostgreSQL 10, to create complex queries. I am testing a query with a couple… Read more Syntax Error In Dynamic Sql In Pl/pgsql Function

For some reason the data condition in the where clause is being ignored - any suggestions? SELECT … Read more Sql Server - Where Clause Condition Being Ignored

I want to run search query where i have multiple where clause. and multiple depends upon the user a… Read more Mysql Search From Multiple User Supplied Where Clause - Fix And Better Algorithm