Description Usage Arguments Examples
View source: R/CreateMainJointTables.R
Get a list of all the Main tables in the database joined with all their relationships with only Include == TRUE columns
1 2 3 4 5 6 7 8 | create_main_joint_tables(
db_fields,
db_forced_rel,
con = db$con,
DeselectKeysIfIncludeFalse = TRUE,
Verbose = TRUE,
get_sql_query = TRUE
)
|
db_fields |
A DF with columns: "Include, KeyType, Table, Column, Type, RelationshipWithTable, RelationshipWithColumn, Transformation, Comment" about the User Selected fields and Relationships |
db_forced_rel |
A Named String Vector. The vector names MUST point to the main table to be used for the 1-Joint-Table as its LHS |
con |
A dbConnect DBI connection object to a SQL Database |
DeselectKeysIfIncludeFalse |
A Boolean. Must be FALSE if we need to continue to 1-Joint-Table, otherwise needed Identity and Foreign keys might be missing |
Verbose |
A Boolean. Verbose = TRUE will output the consecutive joins as they happen |
get_sql_query |
A Boolean. get_sql_query = TRUE will create/edit the db$sql_main_joint_tables that output the SQL Code for the tables |
1 2 3 4 5 | main_joint_tables <-
create_main_joint_tables(db_fields, c(Hours_SiteID = "Site_SiteID", Hours_EmployeeID = "Employee_ID"), FALSE, db$con) %>%
print(main_joint_tables)
All the Main Tables (tables with foreign keys) are joined with their relationships and are returned as a list of tibbles (n = number of tables with foreign keys that also contain User Selected fields)
|
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