## NMR-STAR dictionary: database table: NMRExperimentFile

Detailed description of the fields

### _NMR_experiment_file.Name (Name)

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NMR-STAR tag name | _NMR_experiment_file.Name
Description | NMR-STAR name: _NMR_experiment_file.Name Enter the name of a file or directory that has been uploaded that contains information relevant to the NMR experiment. These directories or files might include the time-domain (raw) data for the NMR experiment, the pulse sequence for the experiment, and parameters for acquiring and processing the data.
Database field name | Name
SQL Database type | VARCHAR(127)
Part of primary Key | yes
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Name of a file or directory
Examples | 1H15N_HSQC
Help text |

### _NMR_experiment_file.Type (Type)

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NMR-STAR tag name | _NMR_experiment_file.Type
Description | NMR-STAR name: _NMR_experiment_file.Type The type of time-domain file being deposited.
Database field name | Type
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Type of file
Examples | NMR experiment directory
Help text |

### _NMR_experiment_file.Directory_path (DirectoryPath)

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NMR-STAR tag name | _NMR_experiment_file.Directory_path
Description | NMR-STAR name: _NMR_experiment_file.Directory_path The directory path within the BMRB archive that must be followed to locate listed NMR experiment file.
Database field name | DirectoryPath
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Directory path
Examples | ?
Help text |

### _NMR_experiment_file.Byte_order (ByteOrder)

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NMR-STAR tag name | _NMR_experiment_file.Byte_order
Description | NMR-STAR name: _NMR_experiment_file.Byte_order How the bytes (usually 4, but sometimes 3, for example on AM spectrometers) are arranged. Depends on the computer platform employed.
Database field name | ByteOrder
SQL Database type | VARCHAR(31)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Byte order
Examples | ?
Help text |

### _NMR_experiment_file.Bytes_per_data_point (BytesPerDataPoint)

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NMR-STAR tag name | _NMR_experiment_file.Bytes_per_data_point
Description | NMR-STAR name: _NMR_experiment_file.Bytes_per_data_point Number of bytes per data point. Most Sun, SGI, and Linux systems use 4 bytes ( of 8 bits each yielding a total of 32 bits) per point.
Database field name | BytesPerDataPoint
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Bytes per data point
Examples | ?
Help text |

### _NMR_experiment_file.File_header_size (FileHeaderSize)

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NMR-STAR tag name | _NMR_experiment_file.File_header_size
Description | NMR-STAR name: _NMR_experiment_file.File_header_size Size in bytes of the file header associated with the raw unprocessed data.
Database field name | FileHeaderSize
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | File header size
Examples | ?
Help text |

### _NMR_experiment_file.Record_header_size (RecordHeaderSize)

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NMR-STAR tag name | _NMR_experiment_file.Record_header_size
Description | NMR-STAR name: _NMR_experiment_file.Record_header_size Size in bytes of the record header within the NMR experiment file.
Database field name | RecordHeaderSize
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Record header size
Examples | ?
Help text |

### _NMR_experiment_file.Record_trailer_size (RecordTrailerSize)

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NMR-STAR tag name | _NMR_experiment_file.Record_trailer_size
Description | NMR-STAR name: _NMR_experiment_file.Record_trailer_size Size in bytes of the record trailer within the NMR experiment file.
Database field name | RecordTrailerSize
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Record trailer size
Examples | ?
Help text |

### _NMR_experiment_file.Compression_algorithm (CompressionAlgorithm)

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NMR-STAR tag name | _NMR_experiment_file.Compression_algorithm
Description | NMR-STAR name: _NMR_experiment_file.Compression_algorithm Algorithm used to compress the NMR experiment file.
Database field name | CompressionAlgorithm
SQL Database type | VARCHAR(127)
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Compression algorithm
Examples | ?
Help text |

### _NMR_experiment_file.Details (Details)

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NMR-STAR tag name | _NMR_experiment_file.Details
Description | NMR-STAR name: _NMR_experiment_file.Details Additional information regarding the time-domain (raw) data file for this NMR experiment.
Database field name | Details
SQL Database type | TEXT
Part of primary Key | no
Foreign Key on table, column | ,
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | no
Prompt | Details
Examples | ?
Help text |

### _NMR_experiment_file.Sf_ID (SfID)

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NMR-STAR tag name | _NMR_experiment_file.Sf_ID
Description | NMR-STAR name: _NMR_experiment_file.Sf_ID Pointer to '_NMR_spec_expt.Sf_ID'
Database field name | SfID
SQL Database type | INTEGER
Part of primary Key | no
Foreign Key on table, column | NMR_spec_expt, Sf_ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | yes This field's data is for internal use only and should be hidden in public versiond of the data.
Nulls allowed in database? | yes
Prompt | Sf ID
Examples | ?
Help text |

### _NMR_experiment_file.Entry_ID (EntryID)

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NMR-STAR tag name | _NMR_experiment_file.Entry_ID
Description | NMR-STAR name: _NMR_experiment_file.Entry_ID Pointer to '_Entry.ID'
Database field name | EntryID
SQL Database type | CHAR(12)
Part of primary Key | yes
Foreign Key on table, column | NMR_spec_expt, Entry_ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | Entry ID
Examples | ?
Help text |

### _NMR_experiment_file.NMR_spec_expt_ID (NMRSpecExptID)

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NMR-STAR tag name | _NMR_experiment_file.NMR_spec_expt_ID
Description | NMR-STAR name: _NMR_experiment_file.NMR_spec_expt_ID Pointer to '_NMR_spec_expt.ID'
Database field name | NMRSpecExptID
SQL Database type | INTEGER
Part of primary Key | yes
Foreign Key on table, column | NMR_spec_expt, ID
Saveframe ID | no
Row Index | no
Secondary Index | no
Internal Flag | no
Nulls allowed in database? | yes
Prompt | NMR spec expt ID
Examples | ?
Help text |