[CALCITE-5291] Make BigQuery lexical policy case insensitive

• Type: Bug
• Status: Closed
• Priority: Trivial
• Resolution: Fixed
• Affects Version/s: 1.26.0, 1.27.0, 1.28.0, 1.30.0, 1.31.0, 1.32.0
• Fix Version/s: 1.33.0
• Component/s: core
• Labels: pull-request-available
• Assignee: TJ Banghart
• Reporter: TJ Banghart
• Created: 20/Sep/22 03:08
• Updated: 07/Feb/23 22:33
• Resolved: 24/Sep/22 05:15

Description

c1052b34 introduced a BIG_QUERY lexical policy which set caseSensitive to true. This should be false as BigQuery is not case-sensitive: https://cloud.google.com/bigquery/docs/reference/standard-sql/lexical#case_sensitivity 

Issue Links

• is related to: CALCITE-4247 When parsing SQL in BigQuery dialect, character literals may be enclosed in single- or double-quotes, and use backslashes as escapes
• links to: GitHub Pull Request #2914