odbcConnectionColumns()
If the catalog, or the schema arguments are NULL, attempt to infer by querying for CURRENT_DATABASE() and CURRENT_SCHEMA(). We do this to aid with performance, as the SQLColumns method is more performant when restricted to a particular DB/schema.
Usage
# S4 method for Snowflake,character
dbExistsTableForWrite(conn, name, ..., catalog_name = NULL, schema_name = NULL)Arguments
- conn
A DBIConnection object, as returned by
dbConnect().- name
The table name, passed on to
dbQuoteIdentifier(). Options are:a character string with the unquoted DBMS table name, e.g.
"table_name",a call to
Id()with components to the fully qualified table name, e.g.Id(schema = "my_schema", table = "table_name")a call to
SQL()with the quoted and fully qualified table name given verbatim, e.g.SQL('"my_schema"."table_name"')
- ...
Other parameters passed on to methods.
- catalog_name, schema_name
Catalog and schema names.