Files
greptimedb/tests/cases/standalone/common/cast/string_to_integer.sql
dennis zhuang 24e5c9f6da test: migrate duckdb tests, part 1 (#6870)
* test: migrate duckdb tests

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* fix: style

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* test: add more duckdb tests

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* fix: stable order

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* chore: simplfy comments

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* chore: remove tests/cases/standalone/common/DUCKDB_MIGRATION_GUIDE.md

* fix: incorrect_sql.sql

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* fix: integer flow test

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* fix: integer flow test

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

* docs: add todo

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>

---------

Signed-off-by: Dennis Zhuang <killme2008@gmail.com>
2025-09-05 06:10:14 +00:00

32 lines
614 B
SQL

-- Migrated from DuckDB test: test/sql/cast/string_to_integer_decimal_cast.test
-- Description: String to number casts
-- Note: GreptimeDB doesn't support decimal string to integer conversion
-- Valid integer string conversions
SELECT '0'::INT;
SELECT '1'::INT;
SELECT '1000000'::INT;
SELECT '-1'::INT;
SELECT '-1000'::INT;
-- Test with BIGINT
SELECT '0'::BIGINT;
SELECT '1000000'::BIGINT;
-- Convert decimal strings to DOUBLE first, then to INT if needed
SELECT '0.5'::DOUBLE;
SELECT '1.50004'::DOUBLE;
SELECT '-0.5'::DOUBLE;
-- Test invalid cases (should error)
SELECT '0.5'::INT;
SELECT 'abc'::INT;