Database (DBI)
23 published questions
What you’ll find here
- Short, practical answers with runnable Perl code blocks.
- Sandbox-verified output (proof that the example actually runs).
- Notes on common pitfalls and version differences.
- intermediate • 2025-12-30How to fetch data as hash of hashes in Perl DBI?
- intermediate • 2025-12-30How to use Perl DBI with DBD::ODBC for SQL Server?
- advanced • 2025-12-30How to handle database connection pooling in Perl DBI?
- intermediate • 2025-12-30How to use Perl DBI selectall_arrayref for fetching all data?
- intermediate • 2025-12-30How to get column names from a Perl DBI statement handle?
- beginner • 2025-12-30How to execute DELETE queries with WHERE clause in Perl DBI?
- beginner • 2025-12-30How to enable RaiseError and PrintError in Perl DBI connection?
- beginner • 2025-12-30How to use Perl DBI quote method to escape SQL strings?
- beginner • 2025-12-30How to fetch a single row as array in Perl DBI?
- intermediate • 2025-12-30How to set AutoCommit to false for transactions in Perl DBI?
- intermediate • 2025-12-30How to handle NULL values in Perl DBI queries?
- beginner • 2025-12-30How to connect to SQLite database using Perl DBI?
- beginner • 2025-12-30How to execute UPDATE queries with Perl DBI?
- intermediate • 2025-12-30How to get the last inserted ID after INSERT in Perl DBI?
- intermediate • 2025-12-30How to use bind parameters in Perl DBI INSERT statements?
- beginner • 2025-12-30How to connect to PostgreSQL database using Perl DBI?
- beginner • 2025-12-30How to fetch data row by row using Perl DBI fetchrow_hashref?
- intermediate • 2025-12-30How to insert multiple rows efficiently using Perl DBI?
- beginner • 2025-12-30How to check for DBI errors and retrieve error messages in Perl?
- intermediate • 2025-12-30How to handle database transactions with commit and rollback in Perl DBI?
- intermediate • 2025-12-30How to use prepared statements in Perl DBI to prevent SQL injection?
- beginner • 2025-12-30How to execute a SELECT query with Perl DBI and fetch all rows?
- beginner • 2025-12-30How to connect to MySQL database using Perl DBI?