Java Code Examples for org.apache.calcite.sql.SqlOperatorTable#lookupOperatorOverloads()

The following examples show how to use org.apache.calcite.sql.SqlOperatorTable#lookupOperatorOverloads() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.

Example 1

Source File: ChainedSqlOperatorTable.java From Bats with Apache License 2.0

5 votes

public void lookupOperatorOverloads(SqlIdentifier opName,
    SqlFunctionCategory category, SqlSyntax syntax,
    List<SqlOperator> operatorList) {
  for (SqlOperatorTable table : tableList) {
    table.lookupOperatorOverloads(opName, category, syntax, operatorList);
  }
}

Example 2

Source File: SqlValidatorUtil.java From calcite with Apache License 2.0

5 votes

/**
 * Lookup sql function by sql identifier and function category.
 *
 * @param opTab    operator table to look up
 * @param funName  function name
 * @param funcType function category
 * @return A sql function if and only if there is one operator matches, else null
 */
public static SqlOperator lookupSqlFunctionByID(SqlOperatorTable opTab,
    SqlIdentifier funName,
    SqlFunctionCategory funcType) {
  if (funName.isSimple()) {
    final List<SqlOperator> list = new ArrayList<>();
    opTab.lookupOperatorOverloads(funName, funcType, SqlSyntax.FUNCTION, list,
        SqlNameMatchers.withCaseSensitive(funName.isComponentQuoted(0)));
    if (list.size() == 1) {
      return list.get(0);
    }
  }
  return null;
}

Example 3

Source File: ChainedSqlOperatorTable.java From calcite with Apache License 2.0

5 votes

public void lookupOperatorOverloads(SqlIdentifier opName,
    SqlFunctionCategory category, SqlSyntax syntax,
    List<SqlOperator> operatorList, SqlNameMatcher nameMatcher) {
  for (SqlOperatorTable table : tableList) {
    table.lookupOperatorOverloads(opName, category, syntax, operatorList,
        nameMatcher);
  }
}