diff options
Diffstat (limited to 'lib/arel/engines/sql/compilers/ibm_db_compiler.rb')
| -rw-r--r-- | lib/arel/engines/sql/compilers/ibm_db_compiler.rb | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/lib/arel/engines/sql/compilers/ibm_db_compiler.rb b/lib/arel/engines/sql/compilers/ibm_db_compiler.rb deleted file mode 100644 index 8c5779a35e..0000000000 --- a/lib/arel/engines/sql/compilers/ibm_db_compiler.rb +++ /dev/null @@ -1,48 +0,0 @@ -# +-----------------------------------------------------------------------+ -# | | -# | Copyright (c) 2010 IBM Corporation | -# | | -# | Permission is hereby granted, free of charge, to any person obtaining | -# | a copy of this software and associated documentation files (the | -# | "Software"), to deal in the Software without restriction, including | -# | without limitation the rights to use, copy, modify, merge, publish, | -# | distribute, sublicense, and/or sell copies of the Software, and to | -# | permit persons to whom the Software is furnished to do so, subject to | -# | the following conditions: | -# | | -# | The above copyright notice and this permission notice shall be | -# | included in all copies or substantial portions of the Software. | -# | | -# | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | -# | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | -# | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.| -# | IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR | -# | ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION | -# | OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION | -# | WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | -# | | -# +-----------------------------------------------------------------------+ - -# -# Author: Praveen Devarao <praveendrl@in.ibm.com> -# - -module Arel - module SqlCompiler - class IBM_DBCompiler < GenericCompiler - - def limited_update_conditions(conditions, taken) - quoted_primary_key = engine.quote_table_name(primary_key) - update_conditions = "WHERE #{quoted_primary_key} IN (SELECT #{quoted_primary_key} FROM #{engine.connection.quote_table_name table.name} #{conditions} " #Note: - ')' not added, limit segment is to be appended - engine.add_limit_offset!(update_conditions,{:limit=>taken,:offset=>nil}) - update_conditions << ")" # Close the sql segment - update_conditions - end - - def add_limit_on_delete(taken) - raise "IBM_DB does not support limit on deletion" # Limiting the number of rows to be deleted is not supported by IBM_DB - end - - end - end -end |