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9e0851e4cf
Now ROLLBACK drops ranges to INVALID state which makes engine to rescan blocks and discover correct ranges.
19 lines
1.4 KiB
Plaintext
19 lines
1.4 KiB
Plaintext
--disable_warnings
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DROP DATABASE IF EXISTS MCOL4766;
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--enable_warnings
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CREATE DATABASE MCOL4766;
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USE MCOL4766;
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CREATE TABLE t(x integer) ENGINE=COLUMNSTORE;
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INSERT INTO t(x) VALUES (1), (2);
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SELECT c.table_schema, c.table_name, c.column_name, e.min_value, e.max_value FROM information_schema.columnstore_extents e, information_schema.columnstore_columns c WHERE c.table_schema='MCOL4766' and c.table_name='t' and c.column_name='x' and c.object_id=e.object_id;
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START TRANSACTION;
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INSERT INTO t(x) VALUES (-1), (100);
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ROLLBACK;
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SELECT c.table_schema, c.table_name, c.column_name, e.min_value, e.max_value FROM information_schema.columnstore_extents e, information_schema.columnstore_columns c WHERE c.table_schema='MCOL4766' and c.table_name='t' and c.column_name='x' and c.object_id=e.object_id;
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START TRANSACTION;
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UPDATE t SET x = 100 WHERE x = 2;
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SELECT c.table_schema, c.table_name, c.column_name, e.min_value, e.max_value FROM information_schema.columnstore_extents e, information_schema.columnstore_columns c WHERE c.table_schema='MCOL4766' and c.table_name='t' and c.column_name='x' and c.object_id=e.object_id;
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ROLLBACK;
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SELECT c.table_schema, c.table_name, c.column_name, e.min_value, e.max_value FROM information_schema.columnstore_extents e, information_schema.columnstore_columns c WHERE c.table_schema='MCOL4766' and c.table_name='t' and c.column_name='x' and c.object_id=e.object_id;
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SELECT * FROM t;
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