Examples of org.apache.derby.iapi.sql.dictionary.DataDictionary.startWriting()

Package org.apache.derby.iapi.sql.dictionary

Class org.apache.derby.iapi.sql.dictionary.DataDictionary

Examples of org.apache.derby.iapi.sql.dictionary.DataDictionary.startWriting()

org.apache.derby.iapi.sql.dictionary.DataDictionary.startWriting()
Inform this DataDictionary that we are about to start writing to it. This means using the various add and drop methods in the DataDictionary. Generally, this is done during execution of DDL. @param lcc The LanguageConnectionContext to use. @exception StandardException Thrown on error

                                currentUser);
      }
    }




    dd.startWriting(lcc);
    // Add or remove the privileges to/from the SYS.SYSTABLEPERMS and SYS.SYSCOLPERMS tables
    for( Iterator itr = grantees.iterator(); itr.hasNext();)
    {
      // Keep track to see if any privileges are revoked by a revoke 
      // statement. If a privilege is not revoked, we need to raise a

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    DataDescriptorGenerator ddg = dd.getDataDescriptorGenerator();


    PermDescriptor permDesc = ddg.newPermDescriptor
            ( null, objectTypeName, objectID, _privilege, currentUser, null, false );


    dd.startWriting(lcc);
    for( Iterator itr = grantees.iterator(); itr.hasNext();)
    {
      // Keep track to see if any privileges are revoked by a revoke 
      // statement. If a privilege is not revoked, we need to raise a
      // warning.

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    ** it seemed safer to do this whole operation in "write" mode.
    **
    ** We tell the data dictionary we're done writing at the end of
    ** the transaction.
    */
    dd.startWriting(lcc);


    
    SchemaDescriptor sd =
            DDLConstantAction.getSchemaDescriptorForCreate(dd, activation, schemaName);

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    ** it seemed safer to do this whole operation in "write" mode.
    **
    ** We tell the data dictionary we're done writing at the end of
    ** the transaction.
    */
    dd.startWriting(lcc);


    sd = ddg.newSchemaDescriptor(schemaName,
                  thisAid,
                  tmpSchemaId);

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    ** Indicate that we are about to modify the data dictionary.
    ** 
    ** We tell the data dictionary we're done writing at the end of
    ** the transaction.
    */
    dd.startWriting(lcc);


    SchemaDescriptor triggerSd = getSchemaDescriptorForCreate(dd, activation, triggerSchemaName);


    if (spsCompSchemaId == null) {
      SchemaDescriptor def = lcc.getDefaultSchema();

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    ** it seemed safer to do this whole operation in "write" mode.
    **
    ** We tell the data dictionary we're done writing at the end of
    ** the transaction.
    */
    dd.startWriting(lcc);


    SchemaDescriptor sd = DDLConstantAction.getSchemaDescriptorForCreate(dd, activation, schemaName);


    /* Create a new table descriptor.
     * (Pass in row locking, even though meaningless for views.)

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            ** it seemed safer to do this whole operation in "write" mode.
            **
            ** We tell the data dictionary we're done writing at the end of
            ** the transaction.
            */
            dd.startWriting(lcc);


            UserDescriptor  userDescriptor = makeUserDescriptor( dd, tc, userName, password );


            dd.addDescriptor( userDescriptor, null, DataDictionary.SYSUSERS_CATALOG_NUM, false, tc );

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            ** it seemed safer to do this whole operation in "write" mode.
            **
            ** We tell the data dictionary we're done writing at the end of
            ** the transaction.
            */
            dd.startWriting(lcc);


            UserDescriptor  userDescriptor = makeUserDescriptor( dd, tc, userName, password );


            dd.updateUser( userDescriptor, tc );

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            ** it seemed safer to do this whole operation in "write" mode.
            **
            ** We tell the data dictionary we're done writing at the end of
            ** the transaction.
            */
            dd.startWriting(lcc);


            dd.dropUser( userName, lcc.getTransactionExecute() );
            
        } catch (StandardException se) { throw PublicAPI.wrapStandardException(se); }
    }

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    ** it seemed safer to do this whole operation in "write" mode.
    **
    ** We tell the data dictionary we're done writing at the end of
    ** the transaction.
    */
    dd.startWriting(lcc);


    /* Table gets locked in AlterTableConstantAction */


    /*
    ** If the schema descriptor is null, then

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