Get an overview of JDBC's architecture, then learn how to connect to a database and handle SQL queries and responses with PreparedStatements, transactions, connection pooling, and more.

Learn how to master the SELECT statement to form truly useful data queries. This article explains functions, clauses, and keywords that will make your life a lot easier.

12347 998854 4 12347 998856 8</pre><BR><BR>I need a SQL statement that will use po_ln_no to get the PO number (matches up with po_no in po table) and give the ship_via_cod value from the po table.

SQL SELECT statement The SELECT statement tells the query optimizer what data to return, what tables to look in, what relations to follow, and what order to impose on the returned data.

Microsoft has open sourced the Java language extension it added to SQL Server 2019 last year.

Assuring optimal performance of database applications starts with coding properly formulated SQL. Poorly written SQL and application code is the cause of most performance problems. As much as 75% of ...