Examples with StatisticsTarget org.apache.ignite.internal.processors.query.stat.StatisticsTarget used on opensource projects

Example 6 with StatisticsTarget

use of org.apache.ignite.internal.processors.query.stat.StatisticsTarget in project ignite by apache.

the class SqlParserRefreshStatisticsSelfTest method testRefresh.

/**
 * Tests for REFRESH STATISTICS command.
 */
@Test
public void testRefresh() {
    parseValidate(null, "REFRESH STATISTICS tbl", new StatisticsTarget((String) null, "TBL"));
    parseValidate(null, "REFRESH STATISTICS tbl;", new StatisticsTarget((String) null, "TBL"));
    parseValidate(null, "REFRESH STATISTICS schema.tbl", new StatisticsTarget("SCHEMA", "TBL"));
    parseValidate(null, "REFRESH STATISTICS schema.tbl;", new StatisticsTarget("SCHEMA", "TBL"));
    parseValidate(null, "REFRESH STATISTICS schema.tbl(a)", new StatisticsTarget("SCHEMA", "TBL", "A"));
    parseValidate(null, "REFRESH STATISTICS schema.tbl(a);", new StatisticsTarget("SCHEMA", "TBL", "A"));
    parseValidate(null, "REFRESH STATISTICS tbl(a)", new StatisticsTarget((String) null, "TBL", "A"));
    parseValidate(null, "REFRESH STATISTICS tbl(a);", new StatisticsTarget((String) null, "TBL", "A"));
    parseValidate(null, "REFRESH STATISTICS tbl(a, b, c)", new StatisticsTarget((String) null, "TBL", "A", "B", "C"));
    parseValidate(null, "REFRESH STATISTICS tbl(a), schema.tbl2(a,B)", new StatisticsTarget((String) null, "TBL", "A"), new StatisticsTarget("SCHEMA", "TBL2", "A", "B"));
    assertParseError(null, "REFRESH STATISTICS p,", "Unexpected end of command");
    assertParseError(null, "REFRESH STATISTICS p()", "Unexpected token: \")\"");
}

Example 7 with StatisticsTarget

use of org.apache.ignite.internal.processors.query.stat.StatisticsTarget in project ignite by apache.

the class SqlAnalyzeCommand method parse.

/**
 * {@inheritDoc}
 */
@Override
public SqlCommand parse(SqlLexer lex) {
    while (true) {
        SqlQualifiedName tblQName = parseQualifiedIdentifier(lex);
        String[] cols = parseColumnList(lex, true);
        Map<String, String> params = parseParams(lex);
        StatisticsTarget target = new StatisticsTarget(tblQName.schemaName(), tblQName.name(), cols);
        configs.add(buildConfig(target, params));
        if (tryEnd(lex))
            return this;
    }
}

Example 8 with StatisticsTarget

use of org.apache.ignite.internal.processors.query.stat.StatisticsTarget in project ignite by apache.

the class CommandProcessor method processDropStatisticsCommand.

/**
 * Process drop statistics command.
 *
 * @param cmd Drop statistics command.
 */
private void processDropStatisticsCommand(SqlDropStatisticsCommand cmd) throws IgniteCheckedException {
    ctx.security().authorize(SecurityPermission.CHANGE_STATISTICS);
    IgniteH2Indexing indexing = (IgniteH2Indexing) ctx.query().getIndexing();
    StatisticsTarget[] targets = cmd.targets().stream().map(t -> (t.schema() == null) ? new StatisticsTarget(cmd.schemaName(), t.obj(), t.columns()) : t).toArray(StatisticsTarget[]::new);
    indexing.statsManager().dropStatistics(targets);
}