Module: ClickHouse::Extend::ConnectionSelective
- Included in:
- Connection
- Defined in:
- lib/click_house/extend/connection_selective.rb
Instance Method Summary collapse
Instance Method Details
#select_all(sql) ⇒ ResultSet
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# File 'lib/click_house/extend/connection_selective.rb', line 7 def select_all(sql) response = get(body: sql, query: { default_format: 'JSON' }) Response::Factory.response(response, config) end |
#select_one(sql) ⇒ Object
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# File 'lib/click_house/extend/connection_selective.rb', line 26 def select_one(sql) response = get(body: sql, query: { default_format: 'JSON' }) Response::Factory.response(response, config).first end |
#select_value(sql) ⇒ Object
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# File 'lib/click_house/extend/connection_selective.rb', line 12 def select_value(sql) response = get(body: sql, query: { default_format: 'JSON' }) got = Response::Factory.response(response, config).first case got when Hash Array(got).dig(0, -1) # get a value of a first key for JSON format when Array got[0] # for CSV format else got # for RowBinary format end end |