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wenshao
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Feb 12, 2026
wenshao
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- Add Snowflake specific keywords in SnowflakeLexer (CLONE, STAGE, PIPE, STREAM, TASK, WAREHOUSE, UNDROP, QUALIFY, etc.)
- Add SnowflakeSelectParser with QUALIFY clause and LIMIT/OFFSET support
- Enhance SnowflakeExprParser with Snowflake aggregate functions and LIMIT syntax
- Enhance SnowflakeStatementParser with CREATE TABLE CLONE, CREATE OR REPLACE VIEW, TEMPORARY TABLE support
- Add new tokens and FnvHash constants for Snowflake
- Add test cases for Snowflake SQL parsing
- Add Snowflake specific keywords in SnowflakeLexer (CLONE, STAGE, PIPE, STREAM, TASK, WAREHOUSE, UNDROP, QUALIFY, etc.) - Add SnowflakeSelectParser with QUALIFY clause and LIMIT/OFFSET support - Enhance SnowflakeExprParser with Snowflake aggregate functions and LIMIT syntax - Enhance SnowflakeStatementParser with CREATE TABLE CLONE, CREATE OR REPLACE VIEW, TEMPORARY TABLE support - Add new tokens and FnvHash constants for Snowflake - Add test cases for Snowflake SQL parsing Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>
Test coverage includes: - DDL: CREATE TABLE (simple, CLONE, TEMPORARY, IF NOT EXISTS, OR REPLACE, NOT NULL) - DDL: CREATE VIEW (simple, OR REPLACE, IF NOT EXISTS) - DML: INSERT, UPDATE, DELETE, TRUNCATE TABLE - DML: MERGE INTO with UPDATE, INSERT, DELETE clauses - SELECT: QUALIFY clause with ROW_NUMBER, RANK, DENSE_RANK - SELECT: LIMIT/OFFSET, DISTINCT, ALL - SELECT: CTE (WITH clause), subqueries - SELECT: JOIN (INNER, LEFT, RIGHT, FULL, CROSS) - SELECT: GROUP BY with HAVING, ORDER BY, ROLLUP, CUBE - SELECT: Window functions (ROW_NUMBER, RANK, LAG) - SET operations: UNION, UNION ALL, INTERSECT, MINUS, EXCEPT - Semi-structured data: array access, PARSE_JSON, ARRAY_CONSTRUCT, OBJECT_CONSTRUCT Co-authored-by: Qwen-Coder <qwen-coder@alibabacloud.com>
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