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Sub command: Tables
Faisal Ali edited this page Feb 23, 2020
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The table sub command is used to mock the data at table level, it also have option to create a random tables.
Short Hand: The short hand of the table subcommand is t
The usage of table subcommand is
[gpadmin@gpdb-m ~]$ mock tables --help
Creates fake tables, or mock tables with fake data
Usage:
mock tables [flags]
Aliases:
tables, t
Flags:
-j, --case-sensitive-table-name Table name with only lowercase or a mix of lower and uppercase
-y, --column-name-prefix string Prefix the mocked table columns with this name (default "mock_data")
-c, --create-tables Create fake tables in the database
-h, --help help for tables
-m, --max-table-columns int Max number of columns that is needed i.e columns can be from 1 upto this max value (default 10)
-t, --mock-tables string Fake selected list of tables with fake data, to add in multiple tables use "," b/w table names
-n, --num-tables int How many fake tables is needed? (default 10)
-s, --schema-name string Under which schema do these fake tables need to be created or mocked? (default "public")
-x, --table-name-prefix string Prefix the mocked table with this name (default "mock_data")
Global Flags:
-a, --address string Hostname where the postgres database lives
-d, --database string Database to mock the data (default "gpadmin")
-q, --dont-prompt Run without asking for confirmation
-i, --ignore Ignore checking and fixing constraints
-w, --password string Password for the user to connect to database
-p, --port int Port number of the postgres database (default 3000)
-r, --rows int Total rows to be faked or mocked (default 10)
-u, --username string Username to connect to the database
-v, --verbose Enable verbose or debug logging
- To create fake tables
mock tables --create-tables -- OR -- mock t -c
- To create fake tables in the schema let say "mocker"
mock tables --create-tables --schema-name mocker -- OR -- mock t -c -s mocker
- To create 100 fake tables
mock tables --create-tables --num-tables 100 -- OR -- mock t -c -n 100
- To create 20 fake tables with a mix of upper case and lower case table names
mock tables --create-tables --num-tables 20 --case-sensitive-table-name -- OR -- mock t -c -n 20 -j
- To create 20 fake tables with table name starting with "mocked_by_me"
mock tables --create-tables --num-tables 20 --table-name-prefix mocked_by_me -- OR -- mock t -c -n 20 -x mocked_by_me
- To create 20 fake tables with number of column b/w 1 to 100
mock tables --create-tables --num-tables 20 --max-table-columns 100 -- OR -- mock t -c -n 20 -m 100
- To create 20 fake tables with number of column b/w 1 to 100 and column name prefixed with "random_column"
mock tables --create-tables --num-tables 20 --max-table-columns 100 --column-name-prefix random_column -- OR -- mock t -c -n 20 -m 100 -y random_column
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To fake data on the table say "actor"
mock tables --mock-tables actor -- OR -- mock t -t actor
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To fake data on multiple table say "actor" & films
mock tables --mock-tables actor,films -- OR -- mock t -t actor,films
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To fake data on the tables that belongs to a schema say "mocker"
mock tables --mock-tables mocker.test1,mocker.test2 -- OR -- mock t -t mocker.test1,mocker.test2
or you can use
mock tables --mock-tables test1,test2 --schema-name mocker -- OR -- mock t -t test1,test2 -s mocker
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To fake data on that tables with different schema, say "test1" & "test2" belongs to schema "mocker" and "actor" belongs to "public" schema
mock tables --mock-tables mocker.test1,mocker.test2,public.actor -- OR -- mock t -t mocker.test1,mocker.test2,public.actor
or you can use
mock tables --mock-tables test1,test2,public.actor --schema-name mocker -- OR -- mock t -t test1,test2,public.actor -s mocker
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To fake the amount of rows on the table
mock tables --mock-tables actor --rows 100 -- OR -- mock t -t actor -r 100