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<< Click to Display Table of Contents >> Data access functions |
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Each Borland Database Engine (BDE) function listed below accesses data in a table.
Function |
Description |
Appends a record to the end of the table associated with the given cursor. |
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Deletes the current record of the given cursor. |
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Closes the BLOB handle located within the specified record buffer. |
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Retrieves data from the specified BLOB field. |
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Retrieves information about a BLOB field from the BLOB heading in the record buffer. |
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Retrieves the size of the specified BLOB field in bytes. |
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Retrieves the data contents of the requested field from the record buffer. |
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Retrieves a list of descriptors for all the fields in the table associated with the cursor. |
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Retrieves a description of the specified field type. |
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Initializes the record buffer to a blank record according to the data types of the fields. |
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Inserts a new record into the table associated with the given cursor. |
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Modifies the current record of table associated with the cursor with the data supplied. |
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Prepares the cursor's record buffer to access a BLOB field. |
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Writes data into an open BLOB field. |
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Writes the field value to the correct location in the supplied record buffer. |
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Reads a specified number of records (starting from the next position of the cursor) into a buffer. |
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Forces all updated records associated with the cursor to disk. |
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Sets a field map of the table associated with the given cursor. |
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Shortens the size of the contents of a BLOB field, or deletes the contents of a BLOB field from the record, by shortening it to zero. |
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Undeletes a dBASE or FoxPro record that has been marked for deletion (a "soft" delete). |
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Verifies that the data specified is a valid data type for the field specified, and that all validity checks in place for the field are satisfied. It can also be used to check if a field is blank. |
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Writes a block of records to the table associated with the cursor. |