search for: preparedstatements

Displaying 6 results from an estimated 6 matches for "preparedstatements".

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2006 Mar 23
8
ActiveRecord & Prepared Statement
I searched the archives and found a thread about it, but I didn''t understand: are prepared statement used by ActiveRecord on those databases that could handle them (Postgresql, Mysql, Oracle etc)? In case they are not used, are they planned? Is there a roadmap about Rails I can find somewhere?
2012 Jan 02
4
Which AR Interfaces Leverage PreparedStatements/Binds?
I could not find the answer to this in a few Google searches and thought I would ask. So when are prepared statements best leveraged in ActiveRecord''s interface? I never really noticed before, but simple condition hashes or scopes do not pass down the binds so that prepared statements are leveraged. So a `Car.find(1)` would but things like `Car.where(:id => 1).first` do not. Is it a
2009 Aug 10
1
Building tomcat6, SRPM jakarta-commons-dbcp-1.2.1-7jpp.ep1.2.ep5.el5.src.rpm fails to build
...abstract and does not override abstract method removeStatementEventListener(javax.sql.StatementEventListener) in javax.sql.PooledConnection [javac] class PooledConnectionImpl [javac] ^ [javac] /root/rpmbuild/BUILD/commons-dbcp-1.2.1/src/java/org/apache/commons/dbcp/cpdsadapter/PoolablePreparedStatementStub.java:33: isClosed() in org.apache.commons.dbcp.DelegatingStatement cannot implement isClosed() in java.sql.Statement; attempting to assign weaker access privileges; was public [javac] class PoolablePreparedStatementStub extends PoolablePreparedStatement { [javac] ^ [javac] /root/rpmb...
2006 Apr 19
0
ResultSetMetaData
dose Ruby or ActiveRecord have the Java/JDBC equivalent for retrieving ResultSet meta data... PreparedStatement statement = null; try { statement = connection.prepareStatement("select * from some_table"); ResultSet rs = null; try { rs = statement.executeQuery(); ResultSetMetaData rsMetaData = rs.getMetaData(); int columnCount = rsMetaData.getColumnCount(); more
2005 Oct 14
10
Active Record: Prepared Statements?
Hello all, my first project is on it''s way, and I am loving it! But, and that''s a big BUT: Active Record does not use prepared statements! How is that? Everybody is bragging about performance and the most obvious tuning measure is missing. Ok, I don''t know, if MySQL can even do them as I am using Postgres, but still. I started looking at the code and it is not
2006 Jan 13
19
Problems with scaffold''s parameter on Oracle
Hi I run Ruby on Rails on Oracle XE. I have a simple table: create table customer(id number primary key, name varchar2(100)); And ruby script\generate model Customer ruby script\generate controller Customer http://localhost:3000/customer/ - show a fine list, but when I click show/edit/destroy, I get an ORA-01722: OCIError: ORA-01722: invalid number: select * from (select raw_sql_.*,