oushu/lava-oushudb-dt-sql-parser - lava-oushudb-dt-sql-parser - Gitea: Git with a cup of tea

oushu/lava-oushudb-dt-sql-parser

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feat: support trino(presto) sql language (#105) * feat(trino): intergrate prestoGrammar to dt-sql-parser * feat(trino): add trinoSQl test framework * feat(trino): intergrate test files for trinoSQL * test(trino): support alterStatement test * test(trino): support alter table set authorization statement * feat(trino): complete trinosql alter unit tests * test(trino): complete dropStatement unit cases for trinosql * test(trino): complete create statement unit cases for trinoSQL * test(trino): complete insertStatement unit cases for trinoSQl * test(trino): dropStatement test files changed to short line split * test(trino): complete selectStatement unit cases and grammar check * test(trino): complete commentStatement unit case for trinoSQL * test(trino): complete analyze commit and call clause unit case * test(trino): complete delete deny and describe statement unit case * test(trino): complete explain execute and grant statement unit case * feat(trino): improve GRANT Role grammar * test(trino): complete show statement unit case * test(trino): complete truncateTable startTransaction update and values statement unit case * test(trino): improve update statement test cases * test(trino): complete revoke revoke roles and rollback statement unit case * test(trino): add set statement test case * feat: generator new trino parser and lexer file * feat(trino): improve alter statement grammar * test(trino): complete alter statement unit cases * feat(trino): support case-insensitive lexers * fix(trino): rm unless gen files * test(trino): complete merge and reset session statement unit cases * test(trino): complete merge anduse statement unit cases * test(trino): complete prepare and refresh materialized view statement unit cases * test(trino): improve statement unit cases * test(trino): complete match recognize statement unit cases * test(trino): complete window with row pattern recognition statement unit cases

2023-05-24 15:07:02 +08:00

MERGE INTO inventory AS i   USING changes AS c   ON i.part = c.part WHEN MATCHED AND c.action = 'mod'   THEN UPDATE SET     qty = qty + c.qty   , ts = CURRENT_TIMESTAMP WHEN MATCHED AND c.action = 'del'   THEN DELETE WHEN NOT MATCHED AND c.action = 'new'   THEN INSERT (part, qty) VALUES (c.part, c.qty);