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52 lines
1.3 KiB
SQL
52 lines
1.3 KiB
SQL
-- Tags: no-parallel
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SET skip_redundant_aliases_in_udf = 0;
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SELECT 'FIX ISSUE #69143';
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DROP TABLE IF EXISTS test_table;
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CREATE FUNCTION IF NOT EXISTS 03274_test_function AS ( input_column_name ) -> ((
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'1' AS a,
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input_column_name AS input_column_name
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).2);
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CREATE TABLE IF NOT EXISTS test_table
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(
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`metadata_a` String,
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`metadata_b` String
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)
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ENGINE = MergeTree()
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ORDER BY tuple();
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ALTER TABLE test_table ADD COLUMN mat_a String MATERIALIZED 03274_test_function(metadata_a);
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ALTER TABLE test_table MATERIALIZE COLUMN `mat_a`;
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ALTER TABLE test_table ADD COLUMN mat_b String MATERIALIZED 03274_test_function(metadata_b); -- { serverError MULTIPLE_EXPRESSIONS_FOR_ALIAS }
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SET skip_redundant_aliases_in_udf = 1;
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ALTER TABLE test_table ADD COLUMN mat_b String MATERIALIZED 03274_test_function(metadata_b);
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ALTER TABLE test_table MATERIALIZE COLUMN `mat_b`;
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INSERT INTO test_table SELECT 'a', 'b';
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SELECT mat_a FROM test_table;
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SELECT mat_b FROM test_table;
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SELECT 'EXPLAIN SYNTAX OF UDF';
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CREATE FUNCTION IF NOT EXISTS test_03274 AS ( x ) -> ((x + 1 as y, y + 2));
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SET skip_redundant_aliases_in_udf = 0;
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EXPLAIN SYNTAX SELECT test_03274(4 + 2);
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SET skip_redundant_aliases_in_udf = 1;
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EXPLAIN SYNTAX SELECT test_03274(4 + 2);
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DROP FUNCTION 03274_test_function;
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DROP FUNCTION test_03274;
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DROP TABLE IF EXISTS test_table;
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