[CALCITE-3189] Multiple fixes for Oracle SQL dialect

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.20.0
• Fix Version/s: 1.21.0
• Component/s: core
• Labels: pull-request-available
• Assignee: Jesus Camacho Rodriguez
• Reporter: Jesus Camacho Rodriguez
• Created: 10/Jul/19 00:22
• Updated: 10/Sep/19 21:37
• Resolved: 12/Jul/19 22:17

Description

Among others, it includes i) SQL translation support for specific types (e.g. SMALLINT --> NUMBER(5)), ii) limiting max length of VARCHAR type (by default 4000), iii) creating datetime literals correctly, and iv) method to infer whether a given data type is supported or not.

Issue Links

• blocks: HIVE-22007 Do not push unsupported types to specific JDBC sources from Calcite
• links to: GitHub Pull Request #1312