Examples with SchemaAlterTableDropColumnOperation org.apache.ignite.internal.processors.query.schema.operation.SchemaAlterTableDropColumnOperation used on opensource projects

Example 6 with SchemaAlterTableDropColumnOperation

use of org.apache.ignite.internal.processors.query.schema.operation.SchemaAlterTableDropColumnOperation in project ignite by apache.

the class GridQueryProcessor method processSchemaOperationLocal.

/**
 * Process schema operation.
 *
 * @param op Operation.
 * @param type Type descriptor.
 * @param depId Cache deployment ID.
 * @param cancelTok Cancel token.
 * @throws SchemaOperationException If failed.
 */
@SuppressWarnings("StatementWithEmptyBody")
public void processSchemaOperationLocal(SchemaAbstractOperation op, QueryTypeDescriptorImpl type, IgniteUuid depId, SchemaIndexOperationCancellationToken cancelTok) throws SchemaOperationException {
    if (log.isDebugEnabled())
        log.debug("Started local index operation [opId=" + op.id() + ']');
    String cacheName = op.cacheName();
    GridCacheAdapter cache = ctx.cache().internalCache(cacheName);
    if (cache == null || !F.eq(depId, cache.context().dynamicDeploymentId()))
        throw new SchemaOperationException(SchemaOperationException.CODE_CACHE_NOT_FOUND, cacheName);
    try {
        if (op instanceof SchemaIndexCreateOperation) {
            final SchemaIndexCreateOperation op0 = (SchemaIndexCreateOperation) op;
            QueryIndexDescriptorImpl idxDesc = QueryUtils.createIndexDescriptor(type, op0.index());
            GridCacheContext cctx = cache.context();
            SchemaIndexCacheFilter filter = new TableCacheFilter(cctx, op0.tableName());
            SchemaIndexCacheVisitor visitor = new SchemaIndexCacheVisitorImpl(cctx, filter, cancelTok, op0.parallel());
            idx.dynamicIndexCreate(op0.schemaName(), op0.tableName(), idxDesc, op0.ifNotExists(), visitor);
        } else if (op instanceof SchemaIndexDropOperation) {
            SchemaIndexDropOperation op0 = (SchemaIndexDropOperation) op;
            idx.dynamicIndexDrop(op0.schemaName(), op0.indexName(), op0.ifExists());
        } else if (op instanceof SchemaAlterTableAddColumnOperation) {
            SchemaAlterTableAddColumnOperation op0 = (SchemaAlterTableAddColumnOperation) op;
            processDynamicAddColumn(type, op0.columns());
            idx.dynamicAddColumn(op0.schemaName(), op0.tableName(), op0.columns(), op0.ifTableExists(), op0.ifNotExists());
        } else if (op instanceof SchemaAlterTableDropColumnOperation) {
            SchemaAlterTableDropColumnOperation op0 = (SchemaAlterTableDropColumnOperation) op;
            processDynamicDropColumn(type, op0.columns());
            idx.dynamicDropColumn(op0.schemaName(), op0.tableName(), op0.columns(), op0.ifTableExists(), op0.ifExists());
        } else
            throw new SchemaOperationException("Unsupported operation: " + op);
    } catch (Exception e) {
        if (e instanceof SchemaOperationException)
            throw (SchemaOperationException) e;
        else
            throw new SchemaOperationException("Schema change operation failed: " + e.getMessage(), e);
    }
}