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Data Discovery - Coggle Diagram
Data Discovery
Data Sources(MySQL, MSSQL, Vertica..)
Technical Metadata
ElasticSearch
Table Data ingester
table_schema
table_name
n_cols
Size_in_MB
table_type
table_comment
n_rows
last_update
Index Name - (Client Id + Connection Name + table metadata)
Type Name - Metadata
Columns data ingester
col_name
col_type
col_comment
col_sort_order (No in ES)
table_name
key_col
datetime_precision (No in ES)
autoincrement_id (No in ES)
is_nullable
char_max_length(No in ES)
Index Name - (Client Id + connection type + column_metadata)
Type Name - Metadata
num_precision (No in ES)
Resource id (39)
col data classification
col_desc
tags (DaaS Glossary tags)
Business Metadata Ingester
resource_id
table_name
col_name
col_data_classification
col_desc
Index Name - (Client Id + Connection Name + business_metadata)
Neo4j
Profile Metadata Ingester
label
column_name
valid_percentage
expected_datatype
summary
Table summary
number of rows
nvar(number of columns)
total_missing
n_duplicates
memsize
record size
NUM
DATE
CONST
CAT
UNIQUE
CORR
RECORDED
BOOL
UNSUPPORTED
REJECTED
column summary for each column
common
quantile statistics
descriptive statistics
box data
box outlier
help_text
pattern
chart
chart type
chart values
warning
Business Metadata
Profile Metadata