Policies Operations

`pgm.createPolicy( tableName, policyName, options )`

Create a new policy - postgres docs

Arguments:

tableName [Name] - name of the table to alter
policyName [string] - name of the new policy
options [object] - options:
- restrictive [boolean] - RESTRICTIVE instead of PERMISSIVE
- command [string] - ALL, SELECT, INSERT, UPDATE, or DELETE
- role [string or array] - the role(s) to which the policy is to be applied
- using [string] - SQL conditional expression for visibility check
- check [string] - SQL conditional expression for insert/update check
- comment [string or null] - comment on the policy

Reverse Operation: dropPolicy

`pgm.dropPolicy( tableName, policyName, options )`

Drop a policy - postgres docs

Arguments:

tableName [Name] - name of the table where the policy is
policyName [string] - name of the policy to delete
options [object] - options:
- ifExists [boolean] - drops policy only if it exists

`pgm.alterPolicy( tableName, policyName, options )`

Alter a policy - postgres docs

Arguments:

tableName [Name] - name of the table where the policy is
policyName [string] - name of the policy to alter
options [object] - options:
- role [string or array] - the role(s) to which the policy is to be applied
- using [string] - SQL conditional expression for visibility check
- check [string] - SQL conditional expression for insert/update check
- comment [string or null] - comment on the policy

`pgm.renamePolicy( tableName, policyName, newPolicyName )`

Rename a policy - postgres docs

Arguments:

tableName [Name] - name of the table where the policy is
policyName [string] - old name of the policy
newPolicyName [string] - new name of the policy