| "Channel_Data to Channel_Comment" |
| RelationshipType | Identifying |
| Relationship Name | Cha_Com_Cha_Dat |
| Parent Table | Channel_Data |
| Child Table | Channel_Comment |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Channel_Data to Channel_Comment" Foreign Keys |
| Parent Key | Child Key |
| net, sta, seedchan, location, ondate | net, sta, seedchan, location, ondate |
| "D_Comment to Channel_Comment" |
| RelationshipType | Identifying |
| Relationship Name | Cha_Com_D_Com |
| Parent Table | D_Comment |
| Child Table | Channel_Comment |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Comment to Channel_Comment" Foreign Keys |
| Parent Key | Child Key |
| id | comment_id |
| "D_Abbreviation to Channel_Data" |
| RelationshipType | Non-Identifying |
| Relationship Name | Cha_Dat_D_Abb |
| Parent Table | D_Abbreviation |
| Child Table | Channel_Data |
| Cardinality | Zero or One to Zero or More |
| Existence | Optional |
| Propagated Key | Primary Key |
| "D_Abbreviation to Channel_Data" Foreign Keys |
| Parent Key | Child Key |
| id | inid |
| "D_Format to Channel_Data" |
| RelationshipType | Non-Identifying |
| Relationship Name | Cha_Dat_D_For |
| Parent Table | D_Format |
| Child Table | Channel_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Format to Channel_Data" Foreign Keys |
| Parent Key | Child Key |
| id | format_id |
| "D_Unit to Channel_Data" |
| RelationshipType | Non-Identifying |
| Relationship Name | Cha_Dat_D_Uni |
| Parent Table | D_Unit |
| Child Table | Channel_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Channel_Data" Foreign Keys |
| Parent Key | Child Key |
| id | unit_signal |
| "D_Unit to Channel_Data" |
| RelationshipType | Non-Identifying |
| Relationship Name | Cha_Dat_D_Uni2 |
| Parent Table | D_Unit |
| Child Table | Channel_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Channel_Data" Foreign Keys |
| Parent Key | Child Key |
| id | unit_calib |
| "Station_Data to Channel_Data" |
| RelationshipType | Identifying |
| Relationship Name | Cha_Dat_Sta_Dat |
| Parent Table | Station_Data |
| Child Table | Channel_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Station_Data to Channel_Data" Foreign Keys |
| Parent Key | Child Key |
| net, sta, ondate | net, sta, ondate |
| "Channel_Data to Coefficients" |
| RelationshipType | Identifying |
| Relationship Name | Coe_Cha_Dat |
| Parent Table | Channel_Data |
| Child Table | Coefficients |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Channel_Data to Coefficients" Foreign Keys |
| Parent Key | Child Key |
| net, sta, seedchan, location, ondate | net, sta, seedchan, location, ondate |
| "D_Unit to Coefficients" |
| RelationshipType | Non-Identifying |
| Relationship Name | Coe_D_Uni |
| Parent Table | D_Unit |
| Child Table | Coefficients |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Coefficients" Foreign Keys |
| Parent Key | Child Key |
| id | unit_in |
| "D_Unit to Coefficients" |
| RelationshipType | Non-Identifying |
| Relationship Name | Coe_D_Uni2 |
| Parent Table | D_Unit |
| Child Table | Coefficients |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Coefficients" Foreign Keys |
| Parent Key | Child Key |
| id | unit_out |
| "DC to Coefficients" |
| RelationshipType | Non-Identifying |
| Relationship Name | Coe_DC |
| Parent Table | DC |
| Child Table | Coefficients |
| Cardinality | Zero or One to Zero or More |
| Existence | Optional |
| Propagated Key | Primary Key |
| "DC to Coefficients" Foreign Keys |
| Parent Key | Child Key |
| key | dc_key |
| "D_Format to D_Format_Data" |
| RelationshipType | Identifying |
| Relationship Name | D_For_Dat_D_For |
| Parent Table | D_Format |
| Child Table | D_Format_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Format to D_Format_Data" Foreign Keys |
| Parent Key | Child Key |
| id | id |
| "DC to DC_Data" |
| RelationshipType | Identifying |
| Relationship Name | DC_Dat_DC |
| Parent Table | DC |
| Child Table | DC_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "DC to DC_Data" Foreign Keys |
| Parent Key | Child Key |
| key | key |
| "Channel_Data to Decimation" |
| RelationshipType | Identifying |
| Relationship Name | Dec_Cha_Dat |
| Parent Table | Channel_Data |
| Child Table | Decimation |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Channel_Data to Decimation" Foreign Keys |
| Parent Key | Child Key |
| net, sta, seedchan, location, ondate | net, sta, seedchan, location, ondate |
| "DM to Decimation" |
| RelationshipType | Non-Identifying |
| Relationship Name | Dec_DM |
| Parent Table | DM |
| Child Table | Decimation |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "DM to Decimation" Foreign Keys |
| Parent Key | Child Key |
| key | dm_key |
| "PN to PN_Data" |
| RelationshipType | Identifying |
| Relationship Name | PN_Data_PN |
| Parent Table | PN |
| Child Table | PN_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "PN to PN_Data" Foreign Keys |
| Parent Key | Child Key |
| key | key |
| "Channel_Data to Polynomial" |
| RelationshipType | Identifying |
| Relationship Name | Pol_Cha_Dat |
| Parent Table | Channel_Data |
| Child Table | Polynomial |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Channel_Data to Polynomial" Foreign Keys |
| Parent Key | Child Key |
| net, sta, seedchan, location, ondate | net, sta, seedchan, location, ondate |
| "D_Unit to Polynomial" |
| RelationshipType | Non-Identifying |
| Relationship Name | Pol_D_Uni |
| Parent Table | D_Unit |
| Child Table | Polynomial |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Polynomial" Foreign Keys |
| Parent Key | Child Key |
| id | unit_in |
| "D_Unit to Polynomial" |
| RelationshipType | Non-Identifying |
| Relationship Name | Pol_D_Uni2 |
| Parent Table | D_Unit |
| Child Table | Polynomial |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Polynomial" Foreign Keys |
| Parent Key | Child Key |
| id | unit_out |
| "PN to Polynomial" |
| RelationshipType | Non-Identifying |
| Relationship Name | Pol_PN |
| Parent Table | PN |
| Child Table | Polynomial |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "PN to Polynomial" Foreign Keys |
| Parent Key | Child Key |
| key | pn_key |
| "Channel_Data to Poles_Zeros" |
| RelationshipType | Identifying |
| Relationship Name | Pol_Zer_Cha_Dat |
| Parent Table | Channel_Data |
| Child Table | Poles_Zeros |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Channel_Data to Poles_Zeros" Foreign Keys |
| Parent Key | Child Key |
| net, sta, seedchan, location, ondate | net, sta, seedchan, location, ondate |
| "D_Unit to Poles_Zeros" |
| RelationshipType | Non-Identifying |
| Relationship Name | Pol_Zer_D_Uni |
| Parent Table | D_Unit |
| Child Table | Poles_Zeros |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Poles_Zeros" Foreign Keys |
| Parent Key | Child Key |
| id | unit_in |
| "D_Unit to Poles_Zeros" |
| RelationshipType | Non-Identifying |
| Relationship Name | Pol_Zer_D_Uni2 |
| Parent Table | D_Unit |
| Child Table | Poles_Zeros |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Unit to Poles_Zeros" Foreign Keys |
| Parent Key | Child Key |
| id | unit_out |
| "PZ to Poles_Zeros" |
| RelationshipType | Non-Identifying |
| Relationship Name | Pol_Zer_PZ |
| Parent Table | PZ |
| Child Table | Poles_Zeros |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "PZ to Poles_Zeros" Foreign Keys |
| Parent Key | Child Key |
| key | pz_key |
| "PZ to PZ_Data" |
| RelationshipType | Identifying |
| Relationship Name | PZ_Dat_PZ |
| Parent Table | PZ |
| Child Table | PZ_Data |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "PZ to PZ_Data" Foreign Keys |
| Parent Key | Child Key |
| key | key |
| "Channel_Data to Sensitivity" |
| RelationshipType | Identifying |
| Relationship Name | Sen_Cha_Dat |
| Parent Table | Channel_Data |
| Child Table | Sensitivity |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Channel_Data to Sensitivity" Foreign Keys |
| Parent Key | Child Key |
| net, sta, seedchan, location, ondate | net, sta, seedchan, location, ondate |
| "Channel_Data to Simple_Response" |
| RelationshipType | Identifying |
| Relationship Name | Sim_Res_Cha_Dat |
| Parent Table | Channel_Data |
| Child Table | Simple_Response |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Channel_Data to Simple_Response" Foreign Keys |
| Parent Key | Child Key |
| net, sta, seedchan, location, ondate | net, sta, seedchan, location, ondate |
| "D_Comment to Station_Comment" |
| RelationshipType | Identifying |
| Relationship Name | Sta_Com_D_Com |
| Parent Table | D_Comment |
| Child Table | Station_Comment |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "D_Comment to Station_Comment" Foreign Keys |
| Parent Key | Child Key |
| id | comment_id |
| "Station_Data to Station_Comment" |
| RelationshipType | Identifying |
| Relationship Name | Sta_Com_Sta_Dat |
| Parent Table | Station_Data |
| Child Table | Station_Comment |
| Cardinality | One To Zero or More |
| Existence | Mandatory |
| Propagated Key | Primary Key |
| "Station_Data to Station_Comment" Foreign Keys |
| Parent Key | Child Key |
| net, sta, ondate | net, sta, ondate |
| "D_Abbreviation to Station_Data" |
| RelationshipType | Non-Identifying |
| Relationship Name | Sta_Dat_D_Abb |
| Parent Table | D_Abbreviation |
| Child Table | Station_Data |
| Cardinality | Zero or One to Zero or More |
| Existence | Optional |
| Propagated Key | Primary Key |
| "D_Abbreviation to Station_Data" Foreign Keys |
| Parent Key | Child Key |
| id | net_id |