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Returns a result set listing stored procedure parameters


db2_procedure_columns

(PECL ibm_db2 >= 1.0.0)

db2_procedure_columns Returns a result set listing stored procedure parameters

Description

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.

Parameters

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.

Return Values

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.

See Also

  • 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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