## NMR-STAR dictionary: database table: ChromatographicColumn

Detailed description of the fields

### _Chromatographic_column.Sf_category (SfCategory)

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NMR-STAR tag name | _Chromatographic_column.Sf_category
Description | NMR-STAR name: _Chromatographic_column.Sf_category Category assigned to the information in the saveframe.
Database field name | SfCategory
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
Prompt | Sf category
Examples | ?
Help text |

### _Chromatographic_column.Sf_framecode (SfFramecode)

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NMR-STAR tag name | _Chromatographic_column.Sf_framecode
Description | NMR-STAR name: _Chromatographic_column.Sf_framecode A label that uniquely identifies the Mass spectrometer from other spectrometers listed in the entry.
Database field name | SfFramecode
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
Prompt | Mass spectrometer label
Examples | ?
Help text |

### _Chromatographic_column.Entry_ID (EntryID)

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NMR-STAR tag name | _Chromatographic_column.Entry_ID
Description | NMR-STAR name: _Chromatographic_column.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 | 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 |

### _Chromatographic_column.Sf_ID (SfID)

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NMR-STAR tag name | _Chromatographic_column.Sf_ID
Description | NMR-STAR name: _Chromatographic_column.Sf_ID An integer value that is the unique identifier for the saveframe that applies across the archive. This value is not stable and may be reassigned each time the data are loaded into a database system.
Database field name | SfID
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 | 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 |

### _Chromatographic_column.ID (ChromatographicColumnID)

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NMR-STAR tag name | _Chromatographic_column.ID
Description | NMR-STAR name: _Chromatographic_column.ID A value that uniquely identifies the Mass spectrometer from other spectrometers listed in the entry.
Database field name | ChromatographicColumnID
SQL Database type | INTEGER
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 | Mass spectrometer ID
Examples | ?
Help text |

### _Chromatographic_column.Vendor (Vendor)

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NMR-STAR tag name | _Chromatographic_column.Vendor
Description | NMR-STAR name: _Chromatographic_column.Vendor ?
Database field name | Vendor
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
Enumerations | [click for a list of enumerations] This is an open enumeration. The list of values are only suggestions. They are not enforced.
Prompt | Vendor
Examples | ?
Help text |

### _Chromatographic_column.Type (Type)

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NMR-STAR tag name | _Chromatographic_column.Type
Description | NMR-STAR name: _Chromatographic_column.Type ?
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? | no
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
Examples | ?
Help text |

### _Chromatographic_column.Packing_material (PackingMaterial)

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NMR-STAR tag name | _Chromatographic_column.Packing_material
Description | NMR-STAR name: _Chromatographic_column.Packing_material ?
Database field name | PackingMaterial
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 | Packing material
Examples | ?
Help text |

### _Chromatographic_column.Packing_material_pore_size (PackingMaterialPoreSize)

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NMR-STAR tag name | _Chromatographic_column.Packing_material_pore_size
Description | NMR-STAR name: _Chromatographic_column.Packing_material_pore_size ?
Database field name | PackingMaterialPoreSize
SQL Database type | FLOAT
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 | Packing material pore size
Examples | ?
Help text |

### _Chromatographic_column.Width (Width)

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NMR-STAR tag name | _Chromatographic_column.Width
Description | NMR-STAR name: _Chromatographic_column.Width ?
Database field name | Width
SQL Database type | FLOAT
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 | Width
Examples | ?
Help text |

### _Chromatographic_column.Length (Length)

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NMR-STAR tag name | _Chromatographic_column.Length
Description | NMR-STAR name: _Chromatographic_column.Length ?
Database field name | Length
SQL Database type | FLOAT
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 | Length
Examples | ?
Help text |