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57 lines
3.3 KiB
SQL
57 lines
3.3 KiB
SQL
DROP TABLE IF EXISTS columns_transformers;
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CREATE TABLE columns_transformers (i Int64, j Int16, k Int64) Engine=TinyLog;
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INSERT INTO columns_transformers VALUES (100, 10, 324), (120, 8, 23);
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SELECT * APPLY(sum) from columns_transformers;
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SELECT * APPLY sum from columns_transformers;
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SELECT columns_transformers.* APPLY(avg) from columns_transformers;
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SELECT a.* APPLY(toDate) APPLY(any) from columns_transformers a;
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SELECT COLUMNS('[jk]') APPLY(toString) APPLY(length) from columns_transformers;
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SELECT * EXCEPT(i) APPLY(sum) from columns_transformers;
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SELECT columns_transformers.* EXCEPT(j) APPLY(avg) from columns_transformers;
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-- EXCEPT after APPLY will not match anything
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SELECT a.* APPLY(toDate) EXCEPT(i, j) APPLY(any) from columns_transformers a;
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SELECT * EXCEPT STRICT i from columns_transformers;
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SELECT * EXCEPT STRICT (i, j) from columns_transformers;
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SELECT * EXCEPT STRICT i, j1 from columns_transformers; -- { serverError 47 }
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SELECT * EXCEPT STRICT(i, j1) from columns_transformers; -- { serverError 16 }
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SELECT * REPLACE STRICT i + 1 AS i from columns_transformers;
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SELECT * REPLACE STRICT(i + 1 AS col) from columns_transformers; -- { serverError 16 }
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SELECT * REPLACE(i + 1 AS i) APPLY(sum) from columns_transformers;
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SELECT columns_transformers.* REPLACE(j + 2 AS j, i + 1 AS i) APPLY(avg) from columns_transformers;
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SELECT columns_transformers.* REPLACE(j + 1 AS j, j + 2 AS j) APPLY(avg) from columns_transformers; -- { serverError 43 }
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-- REPLACE after APPLY will not match anything
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SELECT a.* APPLY(toDate) REPLACE(i + 1 AS i) APPLY(any) from columns_transformers a;
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SELECT a.* APPLY(toDate) REPLACE STRICT(i + 1 AS i) APPLY(any) from columns_transformers a; -- { serverError 16 }
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EXPLAIN SYNTAX SELECT * APPLY(sum) from columns_transformers;
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EXPLAIN SYNTAX SELECT columns_transformers.* APPLY(avg) from columns_transformers;
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EXPLAIN SYNTAX SELECT a.* APPLY(toDate) APPLY(any) from columns_transformers a;
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EXPLAIN SYNTAX SELECT COLUMNS('[jk]') APPLY(toString) APPLY(length) from columns_transformers;
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EXPLAIN SYNTAX SELECT * EXCEPT(i) APPLY(sum) from columns_transformers;
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EXPLAIN SYNTAX SELECT columns_transformers.* EXCEPT(j) APPLY(avg) from columns_transformers;
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EXPLAIN SYNTAX SELECT a.* APPLY(toDate) EXCEPT(i, j) APPLY(any) from columns_transformers a;
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EXPLAIN SYNTAX SELECT * REPLACE(i + 1 AS i) APPLY(sum) from columns_transformers;
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EXPLAIN SYNTAX SELECT columns_transformers.* REPLACE(j + 2 AS j, i + 1 AS i) APPLY(avg) from columns_transformers;
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EXPLAIN SYNTAX SELECT a.* APPLY(toDate) REPLACE(i + 1 AS i) APPLY(any) from columns_transformers a;
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-- Multiple REPLACE in a row
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EXPLAIN SYNTAX SELECT * REPLACE(i + 1 AS i) REPLACE(i + 1 AS i) from columns_transformers;
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-- Explicit column list
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SELECT COLUMNS(i, j, k) APPLY(sum) from columns_transformers;
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EXPLAIN SYNTAX SELECT COLUMNS(i, j, k) APPLY(sum) from columns_transformers;
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-- Multiple column matchers and transformers
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SELECT i, j, COLUMNS(i, j, k) APPLY(toFloat64), COLUMNS(i, j) EXCEPT (i) from columns_transformers;
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EXPLAIN SYNTAX SELECT i, j, COLUMNS(i, j, k) APPLY(toFloat64), COLUMNS(i, j) EXCEPT (i) from columns_transformers;
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-- APPLY with parameterized function
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SELECT COLUMNS(i, j, k) APPLY(quantiles(0.5)) from columns_transformers;
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EXPLAIN SYNTAX SELECT COLUMNS(i, j, k) APPLY(quantiles(0.5)) from columns_transformers;
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DROP TABLE columns_transformers;
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