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sqllogictest Introduction – DuckDB 12685: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... n / Development / Testing Copy Markdown sqllogictest Introduction For testing plain SQL, we use an extended version of the SQL logic test suite, adopted from SQLite . Every test is a single self-contained file located in the test/sql directory. To run tests l ... d in the test directory are automatically added to the test suite. Note that the extension of the test is significant. The sqllogictests should either use the .test extension, or the .test_slow extension. The .test_slow extension indicates that the test takes ... on for all unit tests, except those involving larger data sets (more than ~10-100 rows). Editors & Syntax Highlighting The sqllogictests are not exactly an industry standard, but several other systems have adopted them as well. Parsing sqllogictests is intent ...; https://man.mtool.work/duckdb/1.3/dev/sqllogictest/intro.html

Debugging – DuckDB 9357: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... ing which tests to run section. After that, a debugger can be attached to the program and the test can be debugged. In the sqllogictests it is normally difficult to break on a specific query, however, we have expanded the test suite so that a function called ... , by default all the fast tests are run. A specific test can be run by adding the name of the test as an argument. For the sqllogictests, this is the relative path to the test file. To run only a single test: build/debug/test/unittest test /sql/projection/tes ...; https://man.mtool.work/duckdb/1.3/dev/sqllogictest/debugging.html

Loops – DuckDB 8034: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... at Execution Format Pivot Sitemap Live Demo Documentation / Development / Testing Copy Markdown Loops Loops can be used in sqllogictests when it is required to execute the same query many times but with slight modifications in constant values. For example, su ...; https://man.mtool.work/duckdb/1.3/dev/sqllogictest/loops.html

Multiple Connections – DuckDB 8034: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... e a query in con2 that checks that the table is not accessible yet until committed. We can use multiple connections in the sqllogictests using connection labels . The connection label can be optionally appended to any statement or query . All queries with the ...; https://man.mtool.work/duckdb/1.3/dev/sqllogictest/multiple_connections.html

Result Verification – DuckDB 7813: This page is for DuckDB 1.3, which is outdated. Switch to the current version . Search Shortcut cmd + k | ctrl + k Installation Documentation Getting Started Connect Overview Concurrency Data Import Overview Data Sources CSV Files Overview ... T 42 , 84 UNION ALL SELECT 10 , 20 ; ---- 42 84 10 20 Hashes and Outputting Values Besides direct result verification, the sqllogic test suite also has the option of using MD5 hashes for value comparisons. A test using hashes for result verification looks lik ... prefer not to use this field and rely on ORDER BY in the query to generate deterministic query answers. However, existing sqllogictests use this field extensively, hence it is important to know of its existence. Query Labels Another feature that can be used ...; https://man.mtool.work/duckdb/1.3/dev/sqllogictest/result_verification.html

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