Created
July 5, 2012 15:09
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Call a stored procedure with JRuby, with out parameters, including a cursor.
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require 'java' | |
require 'ojdbc-6.jar' | |
java_import "java.sql.Types" | |
java_import "oracle.jdbc.OracleTypes" | |
USER_ID = "12345" | |
WORKSPACE_ID = "222" | |
DOMAIN_ID = "X_1_1" | |
jdbc_url = 'jdbc:oracle:thin:@hostname:1521:sid' | |
connection = java.sql.DriverManager.get_connection(jdbc_url, 'blah', 'blah') | |
statement = connection.prepare_call("{call PACKAGE.DO_CALL(?,?,?,?,?,?,?,?)}") | |
statement.set_string(1, WORKSPACE_ID) | |
statement.set_string(2, DOMAIN_ID) | |
statement.set_string(3, USER_ID) | |
statement.set_string(4, 'MY_REPORT') | |
statement.set_string(5, 'Y') | |
statement.registerOutParameter(6, Types::INTEGER) | |
statement.registerOutParameter(7, Types::VARCHAR) | |
statement.registerOutParameter(8, OracleTypes::CURSOR) | |
statement.execute_query | |
i = statement.get_int(6) | |
s = statement.get_string(7) | |
rs = statement.get_object(8) | |
puts "#{i} - #{s}" | |
# | |
# Display Metadata | |
rs_metadata = rs.get_meta_data | |
column_count = rs_metadata.get_column_count | |
puts "column count: #{column_count}" | |
columns = [] | |
(1..column_count).each do |c| | |
columns << rs_metadata.column_name(c) | |
end | |
puts columns.join(", ") | |
# | |
# Retrieve actual results from returned cursor. | |
column_names = [] | |
labels = [] | |
while rs.next() | |
column_names << rs.get_string("COLUMN_NAME") | |
labels << rs.get_string("COLUMN_LABEL") | |
end | |
puts column_names.join(", ") | |
puts labels.join(", ") | |
rs.close | |
statement.close | |
connection.close |
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