PostgreSQL
metadata.json exported by ingester has the same structure as the dbobjs.servers part of the Dlineage tool result
This page gives a sample metadata for PostgreSQL.
Sample
{
"createTime": "2022-11-16 05:05:45",
"createdBy": "sqlflow-ingester v1.1.8",
"physicalInstance": "115.159.xx.xx",
"servers": [
{
"databases": [
{
"name": "kingland",
"schemas": [
{
"name": "\"dbt_jaffle_shop\"",
"tables": [
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "CUSTOMER_ID"
},
{
"comment": "",
"dataType": "text",
"name": "FIRST_NAME"
},
{
"comment": "",
"dataType": "text",
"name": "LAST_NAME"
},
{
"comment": "",
"dataType": "date",
"name": "FIRST_ORDER"
},
{
"comment": "",
"dataType": "date",
"name": "MOST_RECENT_ORDER"
},
{
"comment": "",
"dataType": "bigint",
"name": "NUMBER_OF_ORDERS"
},
{
"comment": "",
"dataType": "bigint",
"name": "CUSTOMER_LIFETIME_VALUE"
}
],
"name": "customers",
"type": "table"
},
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "ORDER_ID"
},
{
"comment": "",
"dataType": "integer",
"name": "CUSTOMER_ID"
},
{
"comment": "",
"dataType": "date",
"name": "ORDER_DATE"
},
{
"comment": "",
"dataType": "text",
"name": "STATUS"
},
{
"comment": "",
"dataType": "bigint",
"name": "CREDIT_CARD_AMOUNT"
},
{
"comment": "",
"dataType": "bigint",
"name": "COUPON_AMOUNT"
},
{
"comment": "",
"dataType": "bigint",
"name": "BANK_TRANSFER_AMOUNT"
},
{
"comment": "",
"dataType": "bigint",
"name": "GIFT_CARD_AMOUNT"
},
{
"comment": "",
"dataType": "bigint",
"name": "AMOUNT"
}
],
"name": "orders",
"type": "table"
},
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "ID"
},
{
"comment": "",
"dataType": "text",
"name": "FIRST_NAME"
},
{
"comment": "",
"dataType": "text",
"name": "LAST_NAME"
}
],
"name": "raw_customers",
"type": "table"
},
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "ID"
},
{
"comment": "",
"dataType": "integer",
"name": "USER_ID"
},
{
"comment": "",
"dataType": "date",
"name": "ORDER_DATE"
},
{
"comment": "",
"dataType": "text",
"name": "STATUS"
}
],
"name": "raw_orders",
"type": "table"
},
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "ID"
},
{
"comment": "",
"dataType": "integer",
"name": "ORDER_ID"
},
{
"comment": "",
"dataType": "text",
"name": "PAYMENT_METHOD"
},
{
"comment": "",
"dataType": "integer",
"name": "AMOUNT"
}
],
"name": "raw_payments",
"type": "table"
}
],
"views": [
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "\"customer_id\""
},
{
"comment": "",
"dataType": "text",
"name": "\"first_name\""
},
{
"comment": "",
"dataType": "text",
"name": "\"last_name\""
}
],
"name": "\"stg_customers\"",
"type": "view"
},
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "\"customer_id\""
},
{
"comment": "",
"dataType": "text",
"name": "\"first_name\""
},
{
"comment": "",
"dataType": "text",
"name": "\"last_name\""
}
],
"name": "\"stg_customers123\"",
"type": "view"
},
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "\"order_id\""
},
{
"comment": "",
"dataType": "integer",
"name": "\"customer_id\""
},
{
"comment": "",
"dataType": "date",
"name": "\"order_date\""
},
{
"comment": "",
"dataType": "text",
"name": "\"status\""
}
],
"name": "\"stg_orders\"",
"type": "view"
},
{
"columns": [
{
"comment": "",
"dataType": "integer",
"name": "\"payment_id\""
},
{
"comment": "",
"dataType": "integer",
"name": "\"order_id\""
},
{
"comment": "",
"dataType": "text",
"name": "\"payment_method\""
},
{
"comment": "",
"dataType": "integer",
"name": "\"amount\""
}
],
"name": "\"stg_payments\"",
"type": "view"
}
]
}
]
}
],
"dbLinks": [],
"dbVendor": "dbvpostgresql",
"name": "115.159.xx.xx",
"queries": [
{
"database": "kingland",
"groupName": "",
"name": "stg_customers",
"schema": "dbt_jaffle_shop",
"sourceCode": "CREATE VIEW stg_customers AS WITH source AS (\n SELECT raw_customers.id,\n raw_customers.first_name,\n raw_customers.last_name\n FROM dbt_jaffle_shop.raw_customers\n ), renamed AS (\n SELECT source.id AS customer_id,\n source.first_name,\n source.last_name\n FROM source\n )\n SELECT renamed.customer_id,\n renamed.first_name,\n renamed.last_name\n FROM renamed;",
"type": "view"
}
],
"supportsCatalogs": true,
"supportsSchemas": true
}
]
}Sample Indication
The above sample has the same structure as
{
"createTime":"", //export time
"createdBy":"sqlflow-exporter",//name of the export tool
"physicalInstance":"",//server address
"servers":[
{
"name":"",//server name
"dbVendor":"",//database type，possible values are: dbvathena,dbvazuresql,dbvbigquery,dbvcouchbase,dbvdb2,dbvgreenplum,dbvhana,dbvhive,dbvimpala,dbvinformix,dbvmdx,dbvmysqldbvnetezza,dbvopenedge,dbvoracle,dbvpostgresql,dbvpresto,dbvredshift,dbvsnowflake,dbvsparksql,dbvmssql,dbvsybase,dbvteradata,dbvvertica
"supportsCatalogs":true,// has database layer
"supportsSchemas":true,// has schema layer
"databases":[ // No extra db unit field outside the database list because all units belong to the specific schema and database.
{
"name":"",//database name
"schemas":[
{
"name":"",//schema name
"synonyms":[
{
"name":"",
"sourceName":"",
"sourceSchema":"",
"sourceDbLinkName":""
}
],
"sequences":[
{
"name":"",
"incrementBy":""
}
],
"tables":[
{
"name":"",//table name
"columns":[
{
"dataType":"",//column data type
"name":"",//column name
"comment":""//column comment
}
]
}
],
"views":[
{
"name":"",//view name
"columns":[
{
"dataType":"",
"name":"",
"comment":""
}
]
}
],
"others":[//others, including resultset, variable, path etc
{
"name":"",
"columns":[
{
"dataType":"",
"name":"",
"comment":""
}
]
}
],
"packages":[
{
"name":"",//package name
"procedures":[//prcedures in the package
],
"functions":[//functions in the package
],
"triggers":[//triggers in the package
]
}
],
"procedures":[
{
"name":"",
"type":"",
"arguments":[
{
"name":"",
"dataType":"",
"inout":""
}
]
}
],
"functions":[
{
"name":"",
"type":"",
"arguments":[
{
"name":"",
"dataType":"",
"inout":""
}
]
}
],
"triggers":[
{
"name":"",
"type":"",
"arguments":[
{
"name":"",
"dataType":"",
"inout":""
}
]
}
]
}
],
"dbLinks":[
{
"owner":"",
"name":"",
"userName":"",
"host":""
}
],
"queries":[//DDL scripts in database
{
"database":"",
"schema":"",
"name":"",
"type":"",
"sourceCode":"",
"groupName":""
}
]
}
],
"errorMessages":[//errors during the exporting
{
"errorMessage":"",
"errorType":"",
"file":""
}
]
}Get More Details
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