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Update ETL table data verification help text #1405

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Jul 31, 2020
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Update ETL table data verification help text #1405

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8 changes: 7 additions & 1 deletion docs/etl/data-verification.md
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Expand Up @@ -109,11 +109,17 @@ Usage: verify_table_data.php
--ignore-column-type
Ignore the column types between tables, useful for comparing the effect of data type changes.

-m <src>=<dest>, --map-column <src>=<dest>
Map a column in the source table to a different column in the destination table. This is useful for testing columns that have been renamed.

-n, --num-missing-rows <number_of_rows>
Display this number of missing rows. If not specified, all missing rows are displayed.

-p, --pct=error-column <column>[,error>]
Compute the percent error between the source and destination columns and ensure that it is less than <error> (default 0.01). This is useful when comparing doubles or values that have been computed and may differ in decimal precision. See --truncate-column.
Compute the percent error between the source and destination columns and ensure that it is less than <error> (default 0.01). This is useful when comparing doubles or values that have been computed and may differ in decimal precision. See --truncate-column.

--show-row-differences
Show the columns that are different between source and destination rows with the same key. Ignored columns are not displayed.

-s, --source-schema <source_schema>
The schema for the source tables.
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