This page describes the presto (Presto data sources) endpoint.
Additional fields may be included in some responses you receive; however, these attributes are for internal purposes and are therefore undocumented.
Presto workflow
Create a data source
POST /presto/handler
Save the provided connection information as a data source.
Payload parameters
Attribute Description Required
Response parameters
Request example
This request creates a Presto data source.
Copy curl \
--request POST \
--header "Content-Type: application/json" \
--header "Authorization: Bearer dea464c07bd07300095caa8" \
--data @example-payload.json \
https://demo.immuta.com/presto/handler Payload example
Copy {
"handler" : {
"metadata" : {
"staleDataTolerance" : 86400 ,
"schemaProjectName" : "Public" ,
"bodataSchemaName" : "public" ,
"columns" : [{
"name" : "c_customer_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_customer_id" ,
"dataType" : "text" ,
"remoteType" : "char(16)" ,
"nullable" : true
} , {
"name" : "c_current_cdemo_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_current_hdemo_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_current_addr_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_first_shipto_date_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_first_sales_date_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_salutation" ,
"dataType" : "text" ,
"remoteType" : "varchar(10)" ,
"nullable" : true
} , {
"name" : "c_first_name" ,
"dataType" : "text" ,
"remoteType" : "varchar(20)" ,
"nullable" : true
} , {
"name" : "c_last_name" ,
"dataType" : "text" ,
"remoteType" : "varchar(30)" ,
"nullable" : true
} , {
"name" : "c_preferred_cust_flag" ,
"dataType" : "text" ,
"remoteType" : "char(1)" ,
"nullable" : true
} , {
"name" : "c_birth_day" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_month" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_year" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_country" ,
"dataType" : "text" ,
"remoteType" : "varchar(20)" ,
"nullable" : true
} , {
"name" : "c_login" ,
"dataType" : "text" ,
"remoteType" : "char(13)" ,
"nullable" : true
} , {
"name" : "c_email_address" ,
"dataType" : "text" ,
"remoteType" : "varchar(50)" ,
"nullable" : true
} , {
"name" : "c_last_review_date" ,
"dataType" : "text" ,
"remoteType" : "varchar(10)" ,
"nullable" : true
}] ,
"hostname" : "example-presto.host.io" ,
"port" : 8080 ,
"ssl" : false ,
"authenticationMethod" : "No Authentication" ,
"connectionStringOptions" : "" ,
"userFiles" : [] ,
"database" : "your_database" ,
"sid" : "postgres" ,
"table" : "customer" ,
"schema" : "public" ,
"bodataTableName" : "customer" ,
"dataSourceName" : "Customer"
}
} ,
"dataSource" : {
"blobHandler" : {
"scheme" : "https" ,
"url" : ""
} ,
"blobHandlerType" : "Presto" ,
"recordFormat" : "" ,
"type" : "queryable" ,
"schemaEvolutionId" : null ,
"columnEvolutionEnabled" : true ,
"name" : "Customer" ,
"sqlTableName" : "customer"
} ,
"schemaEvolution" : {
"ownerProfileId" : 1 ,
"config" : {
"nameTemplate" : {
"nameFormat" : "<Tablename>" ,
"tableFormat" : "<tablename>" ,
"sqlSchemaNameFormat" : "<schema>" ,
"schemaProjectNameFormat" : "<Schema>"
}
} ,
"schemas" : []
}
} Response example
Copy {
"connectionString" : "your-username@us-east-1/tpc"
"id" : 1 ,
"dataSourceId" : 1 ,
"dataSource" : {
"blobHandler" : {
"accessKey" : "REDACTED" ,
"url" : "https://REDACTED/presto/handler/1" ,
"ca" : [ "-----BEGIN CERTIFICATE-----\nyourdXRhIENcertificate\n-----END CERTIFICATE-----" ] ,
"manualDictionary" : false
} ,
"blobHandlerType" : "Presto" ,
"recordFormat" : "Not Provided" ,
"type" : "queryable" ,
"schemaEvolutionId" : 1 ,
"columnEvolutionEnabled" : true ,
"name" : "Customer" ,
"sqlTableName" : "customer" ,
"sqlSchemaName" : "public" ,
"workspace" : null ,
"rowCount" : 0 ,
"seeded" : false ,
"owner" : {} ,
"documentation" : "# Customer" ,
"statsExpiration" : "2022-07-19T18:55:21.300Z" ,
"recordCount" : 0 ,
"createdBy" : 1 ,
"policyHandler" : null ,
"subscriptionType" : "manual" ,
"id" : 1 ,
"description" : null ,
"deleted" : false ,
"policyHandlerType" : "None" ,
"subscriptionPolicy" : null ,
"globalPolicies" : null ,
"status" : null ,
"statusInfo" : null ,
"expiration" : null ,
"catalogMetadata" : null ,
"sddTemplate" : null ,
"createdAt" : "2022-07-19T18:55:21.302Z" ,
"updatedAt" : "2022-07-19T18:55:21.302Z" ,
"tags" : []
} ,
"warnings" : []
} Search Presto data sources
Search for handler metadata
GET /presto/handler/{handlerId}
Get the handler metadata associated with the provided handler ID.
Query parameters
Response parameters
Request example
The following request returns the handler metadata associated with the provided handler ID.
Copy curl \
--request GET \
--header "Content-Type: application/json" \
--header "Authorization: Bearer dea464c07bd07300095caa8" \
https://your-immuta-url.com/presto/handler/67 Response example
Copy {
"dataSourceId" : 67 ,
"metadata" : {
"ssl" : true ,
"port" : 1433 ,
"query" : null ,
"table" : "table_108" ,
"schema" : "elliott_dev" ,
"database" : "your_database" ,
"hostname" : "example-presto.host.io" ,
"username" : "your-username" ,
"eventTime" : null ,
"dataSourceName" : "Dev Table 108" ,
"bodataTableName" : "table_108" ,
"disableClassify" : false ,
"highCardinality" : "col_1" ,
"bodataSchemaName" : "dev" ,
"columnsNormalized" : false ,
"schemaProjectName" : "Dev" ,
"staleDataTolerance" : 2592000
} ,
"type" : "odbcHandler" ,
"connectionString" : "your-username@example-presto.host.io:1433/your_database" ,
"id" : 67 ,
"createdAt" : "2021-09-17T14:15:10.256Z" ,
"updatedAt" : "2021-09-17T14:15:19.547Z" ,
"dbms" : {
"name" : "presto"
}
} Update Presto data sources
Update handler metadata
PUT /presto/handler/{handlerId}
Updates the handler metadata associated with the provided handler ID. This endpoint does not perform partial updates, but will allow the dictionary to be omitted. In this case it uses the current dictionary.
Query parameters
Response parameters
Request example
This request updates the data source name to Marketing Data for the data source with the handler ID 67.
Copy curl \
--request PUT \
--header "Content-Type: application/json" \
--header "Authorization: Bearer dea464c07bd07300095caa8" \
--data @example_payload.json
https://your-immuta-url.com/presto/handler/67 Request payload example
Copy {
"handler" : {
"policyHandler" : null ,
"dataSourceId" : 67 ,
"metadata" : {
"sid" : "postgres" ,
"ssl" : false ,
"port" : 8080 ,
"query" : null ,
"table" : "customer" ,
"schema" : "public" ,
"database" : "your_database" ,
"hostname" : "presto-example.io" ,
"ephemeral" : true ,
"eventTime" : null ,
"userFiles" : [] ,
"dataSourceName" : "Marketing Data" ,
"bodataTableName" : "customer" ,
"highCardinality" : "c_customer_sk" ,
"bodataSchemaName" : "public" ,
"columnsNormalized" : false ,
"schemaProjectName" : "Public" ,
"staleDataTolerance" : 0 ,
"authenticationMethod" : "No Authentication" ,
"connectionStringOptions" : "" ,
"columns" : [{
"name" : "c_customer_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_customer_id" ,
"dataType" : "text" ,
"remoteType" : "char(16)" ,
"nullable" : true
} , {
"name" : "c_current_cdemo_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_current_hdemo_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_current_addr_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_first_shipto_date_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_first_sales_date_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_salutation" ,
"dataType" : "text" ,
"remoteType" : "varchar(10)" ,
"nullable" : true
} , {
"name" : "c_first_name" ,
"dataType" : "text" ,
"remoteType" : "varchar(20)" ,
"nullable" : true
} , {
"name" : "c_last_name" ,
"dataType" : "text" ,
"remoteType" : "varchar(30)" ,
"nullable" : true
} , {
"name" : "c_preferred_cust_flag" ,
"dataType" : "text" ,
"remoteType" : "char(1)" ,
"nullable" : true
} , {
"name" : "c_birth_day" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_month" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_year" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_country" ,
"dataType" : "text" ,
"remoteType" : "varchar(20)" ,
"nullable" : true
} , {
"name" : "c_login" ,
"dataType" : "text" ,
"remoteType" : "char(13)" ,
"nullable" : true
} , {
"name" : "c_email_address" ,
"dataType" : "text" ,
"remoteType" : "varchar(50)" ,
"nullable" : true
} , {
"name" : "c_last_review_date" ,
"dataType" : "text" ,
"remoteType" : "varchar(10)" ,
"nullable" : true
}]
} ,
"type" : "odbcHandler" ,
"connectionString" : "presto-example.io:8080/postgres/public" ,
"id" : 1 ,
"createdAt" : "2022-07-19T18:55:21.220Z" ,
"updatedAt" : "2022-07-19T18:55:23.466Z" ,
"dbms" : {
"name" : "presto"
}
}
} Response example
Copy {
"id" : 67 ,
"ca" : [ "-----BEGIN CERTIFICATE-----\nMIIuyourcertificate\n-----END CERTIFICATE-----" ] ,
"metadata" : {
"columns" : [{
"name" : "c_customer_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_customer_id" ,
"dataType" : "text" ,
"remoteType" : "char(16)" ,
"nullable" : true
} , {
"name" : "c_current_cdemo_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_current_hdemo_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_current_addr_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_first_shipto_date_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_first_sales_date_sk" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_salutation" ,
"dataType" : "text" ,
"remoteType" : "varchar(10)" ,
"nullable" : true
} , {
"name" : "c_first_name" ,
"dataType" : "text" ,
"remoteType" : "varchar(20)" ,
"nullable" : true
} , {
"name" : "c_last_name" ,
"dataType" : "text" ,
"remoteType" : "varchar(30)" ,
"nullable" : true
} , {
"name" : "c_preferred_cust_flag" ,
"dataType" : "text" ,
"remoteType" : "char(1)" ,
"nullable" : true
} , {
"name" : "c_birth_day" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_month" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_year" ,
"dataType" : "integer" ,
"remoteType" : "integer" ,
"nullable" : true
} , {
"name" : "c_birth_country" ,
"dataType" : "text" ,
"remoteType" : "varchar(20)" ,
"nullable" : true
} , {
"name" : "c_login" ,
"dataType" : "text" ,
"remoteType" : "char(13)" ,
"nullable" : true
} , {
"name" : "c_email_address" ,
"dataType" : "text" ,
"remoteType" : "varchar(50)" ,
"nullable" : true
} , {
"name" : "c_last_review_date" ,
"dataType" : "text" ,
"remoteType" : "varchar(10)" ,
"nullable" : true
}]
}
} Update multiple data sources
PUT /presto/bulk
Updates the data source metadata associated with the provided connection string.
Query parameters
Response parameters
Request example
This request updates the metadata for all data sources with the connection string specified in example-payload.json.
Copy curl \
--request PUT \
--header "Content-Type: application/json" \
--header "Authorization: Bearer dea464c07bd07300095caa8" \
--data @example-payload.json \
https://demo.immuta.com/presto/bulk Payload example
The payload below adds a certificate (certificate.json) to the data sources with the provided connection.
Copy {
"handler" : {
"metadata" : {
"sid" : "postgres" ,
"ssl" : false ,
"port" : 8080 ,
"database" : "your_database" ,
"hostname" : "presto-example.io" ,
"userFiles" : [{
"keyName" : "certificate" ,
"filename" : "576d8b38e9e8bc3749599489408a0b9f605b2a8d.md" ,
"userFilename" : "certificate.json"
}] ,
"authenticationMethod" : "No Authentication" ,
"connectionStringOptions" : ""
}
} ,
"connectionString" : "presto-example.io:8080/postgres/your_database"
} Response example
Copy {
"bulkId" : "bulk_ds_update_657dd563e6e746069bf040de5e6909a9" ,
"connectionString" : "presto-example.io:8080/postgres/your_database" ,
"jobsCreated" : 4
} Recalculate high cardinality columns
PUT /presto/handler/{handlerId}/triggerHighCardinalityJob
Recalculates the high cardinality column for the provided handler ID.
Query parameters
Response parameters
The response returns a string of characters that identify the high cardinality job run.
Request example
The following request recalculates the high cardinality column for the provided handler ID.
Copy curl \
--request PUT \
--header "Content-Type: application/json" \
--header "Authorization: Bearer dea464c07bd07300095caa8" \
https://your-immuta-url.com/presto/handler/67/triggerHighCardinalityJob Response example
Copy 25424 a 50-17 df -11 ec-b 388-0 fe 1 d 33 b 5 af 1