db2_procedure_columns

    (PECL ibm_db2 >= 1.0.0)

    db2_procedure_columns — Returns a result set listing stored procedure parameters

    Опис

    db2_procedure_columns(
        resource $connection,
        ?string $qualifier,
        string $schema,
        string $procedure,
        ?string $parameter
    ): resource

    Returns a result set listing the parameters for one or more stored procedures.

    Параметри

    connection

    A valid connection to an IBM DB2, Cloudscape, or Apache Derby database.

    qualifier

    A qualifier for DB2 databases running on OS/390 or z/OS servers. For other databases, pass null or an empty string.

    schema

    The schema which contains the procedures. This parameter accepts a search pattern containing _ and % as wildcards.

    procedure

    The name of the procedure. This parameter accepts a search pattern containing _ and % as wildcards.

    parameter

    The name of the parameter. This parameter accepts a search pattern containing _ and % as wildcards. If this parameter is null, all parameters for the specified stored procedures are returned.

    Значення, що повертаються

    Returns a statement resource with a result set containing rows describing the parameters for the stored procedures matching the specified parameters. The rows are composed of the following columns:

    Column name Description
    PROCEDURE_CAT The catalog that contains the procedure. The value is null if this table does not have catalogs.
    PROCEDURE_SCHEM Name of the schema that contains the stored procedure.
    PROCEDURE_NAME Name of the procedure.
    COLUMN_NAME Name of the parameter.
    COLUMN_TYPE

    An integer value representing the type of the parameter:

    Return value Parameter type
    1 (SQL_PARAM_INPUT) Input (IN) parameter.
    2 (SQL_PARAM_INPUT_OUTPUT) Input/output (INOUT) parameter.
    3 (SQL_PARAM_OUTPUT) Output (OUT) parameter.

    DATA_TYPE The SQL data type for the parameter represented as an integer value.
    TYPE_NAME A string representing the data type for the parameter.
    COLUMN_SIZE An integer value representing the size of the parameter.
    BUFFER_LENGTH Maximum number of bytes necessary to store data for this parameter.
    DECIMAL_DIGITS The scale of the parameter, or null where scale is not applicable.
    NUM_PREC_RADIX An integer value of either 10 (representing an exact numeric data type), 2 (representing an approximate numeric data type), or null (representing a data type for which radix is not applicable).
    NULLABLE An integer value representing whether the parameter is nullable or not.
    REMARKS Description of the parameter.
    COLUMN_DEF Default value for the parameter.
    SQL_DATA_TYPE An integer value representing the size of the parameter.
    SQL_DATETIME_SUB Returns an integer value representing a datetime subtype code, or null for SQL data types to which this does not apply.
    CHAR_OCTET_LENGTH Maximum length in octets for a character data type parameter, which matches COLUMN_SIZE for single-byte character set data, or null for non-character data types.
    ORDINAL_POSITION The 1-indexed position of the parameter in the CALL statement.
    IS_NULLABLE A string value where 'YES' means that the parameter accepts or returns null values and 'NO' means that the parameter does not accept or return null values.

    Прогляньте також

    • db2_column_privileges() - Returns a result set listing the columns and associated privileges for a table
    • db2_columns() - Returns a result set listing the columns and associated metadata for a table
    • db2_foreign_keys() - Returns a result set listing the foreign keys for a table
    • db2_primary_keys() - Returns a result set listing primary keys for a table
    • db2_procedures() - Returns a result set listing the stored procedures registered in a database
    • db2_special_columns() - Returns a result set listing the unique row identifier columns for a table
    • db2_statistics() - Returns a result set listing the index and statistics for a table
    • db2_table_privileges() - Returns a result set listing the tables and associated privileges in a database
    • db2_tables() - Returns a result set listing the tables and associated metadata in a database

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