Examples with GridH2Table org.apache.ignite.internal.processors.query.h2.opt.GridH2Table used on opensource projects

Example 11 with GridH2Table

use of org.apache.ignite.internal.processors.query.h2.opt.GridH2Table in project ignite by apache.

the class IgniteH2Indexing method dynamicIndexCreate.

/** {@inheritDoc} */
@Override
public void dynamicIndexCreate(final String schemaName, final String tblName, final QueryIndexDescriptorImpl idxDesc, boolean ifNotExists, SchemaIndexCacheVisitor cacheVisitor) throws IgniteCheckedException {
    // Locate table.
    H2Schema schema = schemas.get(schemaName);
    H2TableDescriptor desc = (schema != null ? schema.tableByName(tblName) : null);
    if (desc == null)
        throw new IgniteCheckedException("Table not found in internal H2 database [schemaName=" + schemaName + ", tblName=" + tblName + ']');
    GridH2Table h2Tbl = desc.table();
    // Create index.
    final GridH2IndexBase h2Idx = desc.createUserIndex(idxDesc);
    h2Tbl.proposeUserIndex(h2Idx);
    try {
        // Populate index with existing cache data.
        final GridH2RowDescriptor rowDesc = h2Tbl.rowDescriptor();
        SchemaIndexCacheVisitorClosure clo = new SchemaIndexCacheVisitorClosure() {

            @Override
            public void apply(KeyCacheObject key, int part, CacheObject val, GridCacheVersion ver, long expTime, long link) throws IgniteCheckedException {
                if (expTime == 0L)
                    expTime = Long.MAX_VALUE;
                GridH2Row row = rowDesc.createRow(key, part, val, ver, expTime);
                row.link(link);
                h2Idx.put(row);
            }
        };
        cacheVisitor.visit(clo);
        // At this point index is in consistent state, promote it through H2 SQL statement, so that cached
        // prepared statements are re-built.
        String sql = H2Utils.indexCreateSql(desc.fullTableName(), h2Idx, ifNotExists);
        executeSql(schemaName, sql);
    } catch (Exception e) {
        // Rollback and re-throw.
        h2Tbl.rollbackUserIndex(h2Idx.getName());
        throw e;
    }
}

Example 12 with GridH2Table

use of org.apache.ignite.internal.processors.query.h2.opt.GridH2Table in project ignite by apache.

the class IgniteH2Indexing method createSortedIndex.

/**
     * Create sorted index.
     *
     * @param schema Schema.
     * @param name Index name,
     * @param tbl Table.
     * @param pk Primary key flag.
     * @param cols Columns.
     * @return Index.
     */
public GridH2IndexBase createSortedIndex(H2Schema schema, String name, GridH2Table tbl, boolean pk, List<IndexColumn> cols, int inlineSize) {
    try {
        GridCacheContext cctx = tbl.cache();
        if (log.isDebugEnabled())
            log.debug("Creating cache index [cacheId=" + cctx.cacheId() + ", idxName=" + name + ']');
        final int segments = tbl.rowDescriptor().context().config().getQueryParallelism();
        return new H2TreeIndex(cctx, tbl, name, pk, cols, inlineSize, segments);
    } catch (IgniteCheckedException e) {
        throw new IgniteException(e);
    }
}

Example 13 with GridH2Table

use of org.apache.ignite.internal.processors.query.h2.opt.GridH2Table in project ignite by apache.

the class IgniteH2Indexing method addInitialUserIndex.

/**
     * Add initial user index.
     *
     * @param schemaName Schema name.
     * @param desc Table descriptor.
     * @param h2Idx User index.
     * @throws IgniteCheckedException If failed.
     */
private void addInitialUserIndex(String schemaName, H2TableDescriptor desc, GridH2IndexBase h2Idx) throws IgniteCheckedException {
    GridH2Table h2Tbl = desc.table();
    h2Tbl.proposeUserIndex(h2Idx);
    try {
        String sql = H2Utils.indexCreateSql(desc.fullTableName(), h2Idx, false);
        executeSql(schemaName, sql);
    } catch (Exception e) {
        // Rollback and re-throw.
        h2Tbl.rollbackUserIndex(h2Idx.getName());
        throw e;
    }
}

Example 14 with GridH2Table

use of org.apache.ignite.internal.processors.query.h2.opt.GridH2Table in project ignite by apache.

the class H2Utils method createSpatialIndex.

/**
     * Create spatial index.
     *
     * @param tbl Table.
     * @param idxName Index name.
     * @param cols Columns.
     */
public static GridH2IndexBase createSpatialIndex(GridH2Table tbl, String idxName, IndexColumn[] cols) {
    try {
        Class<?> cls = Class.forName(SPATIAL_IDX_CLS);
        Constructor<?> ctor = cls.getConstructor(GridH2Table.class, String.class, Integer.TYPE, IndexColumn[].class);
        if (!ctor.isAccessible())
            ctor.setAccessible(true);
        final int segments = tbl.rowDescriptor().context().config().getQueryParallelism();
        return (GridH2IndexBase) ctor.newInstance(tbl, idxName, segments, cols);
    } catch (Exception e) {
        throw new IgniteException("Failed to instantiate: " + SPATIAL_IDX_CLS, e);
    }
}

Example 15 with GridH2Table

use of org.apache.ignite.internal.processors.query.h2.opt.GridH2Table in project ignite by apache.

the class DmlAstUtils method isEqualityCondition.

/**
     * @param op Operation.
     * @param key true - check for key equality condition,
     *            otherwise check for value equality condition
     * @return Whether this condition is of form {@code colName} = ?
     */
private static boolean isEqualityCondition(GridSqlOperation op, boolean key) {
    if (op.operationType() != GridSqlOperationType.EQUAL)
        return false;
    GridSqlElement left = op.child(0);
    GridSqlElement right = op.child(1);
    if (!(left instanceof GridSqlColumn))
        return false;
    GridSqlColumn column = (GridSqlColumn) left;
    if (!(column.column().getTable() instanceof GridH2Table))
        return false;
    GridH2RowDescriptor desc = ((GridH2Table) column.column().getTable()).rowDescriptor();
    return (key ? desc.isKeyColumn(column.column().getColumnId()) : desc.isValueColumn(column.column().getColumnId())) && (right instanceof GridSqlConst || right instanceof GridSqlParameter);
}