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.
# S4 method for Snowflake,character
dbExistsTableForWrite(conn, name, ..., catalog_name = NULL, schema_name = NULL)A DBI::DBIConnection object, as returned by
dbConnect().
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 and schema names.