# Anomalies

Things that might not be 'quite right' about your database and schema

### Columns whose name and type imply a relationship to another table's primary key

Child Column | Implied Parent Column
--- | ---
journal.[email] | users.[email]

### Tables without indexes

Table | Rows
--- | ---
tmp_dedup_events | 415560

### Tables that contain a single column

Table | Column
--- | ---
user_roles |

### Tables with incrementing column names, potentially indicating denormalization

Table
oa_conflicts
relationships

### Columns whose default value is the word 'NULL' or 'null'

Table
Anomaly not detected