REGEXP LIKE in Oracle - Examples & AI Generator

Oracle's REGEXP LIKE function lets you match strings using powerful regular expressions, but getting the syntax right can be tricky—especially across different SQL platforms. For busy analysts and developers, manually writing REGEXP LIKE conditions for each use case can slow you down. With AI2sql, you can generate accurate Oracle REGEXP LIKE queries from simple text in under 10 seconds—no coding required.

REGEXP LIKE Syntax in Oracle

Basic Syntax

REGEXP_LIKE (expression, pattern [, match_parameter])

• expression: The string or column to evaluate.

• pattern: The regular expression to match.

• match_parameter (optional): Controls case-sensitivity ('i' for case-insensitive).

Note: REGEXP LIKE uses POSIX-compliant regex specific to Oracle’s SQL engine.

REGEXP LIKE Examples You Can Generate Instantly

• Find all customers with emails ending in '.org':

SELECT customer_name, email
FROM customers
WHERE REGEXP_LIKE(email, '\.org$');

• List orders with IDs starting with 'A' followed by 3 digits:

SELECT order_id, order_date
FROM orders
WHERE REGEXP_LIKE(order_id, '^A[0-9]{3}');

• Get products whose names contain 'Pro' (case-insensitive):

SELECT product_name, price
FROM products
WHERE REGEXP_LIKE(product_name, 'Pro', 'i');

Generate REGEXP LIKE queries in 10 seconds with AI2sql

Why Use AI2sql Instead of Manual REGEXP LIKE Coding

• Speed: Go from requirement to working Oracle query in seconds.

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• Join 50,000+ users across 80+ countries already streamlining their SQL with AI2sql.

Recommended next steps

• Try AI2sql Generator

• Learn REGEXP LIKE

FAQ: REGEXP LIKE in Oracle

• What is the difference between LIKE and REGEXP LIKE in Oracle?
  REGEXP LIKE uses regular expressions for pattern matching, offering greater flexibility than simple wildcard patterns with LIKE.

• Can REGEXP LIKE queries run slower than standard LIKE?
  Yes. REGEXP LIKE is more powerful, but may be slower for large datasets. Use standard LIKE for simple patterns.

• Does Oracle REGEXP LIKE differ from other databases?
  Yes, Oracle’s regex syntax and function usage can differ from platforms like PostgreSQL or MySQL. Always check Oracle REGEXP LIKE syntax before migrating queries.

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