IBM DB2 函数
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db2_procedure_columns

(PECL ibm_db2 >= 1.0.0)

db2_procedure_columns Returns a result set listing stored procedure parameters

说明

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

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

参数

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.

返回值

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.

参见


IBM DB2 函数
PHP Manual