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README.keywords

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  1. ----------------------------------------------------
    2. 

  2. SQL keywords introduced in different server versions
    3. 

  3. ----------------------------------------------------
    4. 

  4. 

  5. An asterisk (*) mark shows that a keyword doesn't exist in the SQL specification
    6. 

  6. and hence should be considered a non-standard language extention.
    7. 

  7. 

  8. Firebird 1.0:
    9. 

  9. 

  10.   Added as reserved words:
    11. 

  11. 

  12.     CURRENT_USER
    13. 

  13.     CURRENT_ROLE
    14. 

  14.     BREAK *
    15. 

  15.     DESCRIPTOR
    16. 

  16.     FIRST
    17. 

  17.     RECREATE *
    18. 

  18.     SKIP *
    19. 

  19.     SUBSTRING
    20. 

  20. 

  21. Firebird 1.5:
    22. 

  22. 

  23.   Added as reserved words:
    24. 

  24. 

  25.     CURRENT_CONNECTION *
    26. 

  26.     CURRENT_TRANSACTION *
    27. 

  27.     BIGINT
    28. 

  28.     CASE
    29. 

  29.     RELEASE
    30. 

  30.     ROW_COUNT
    31. 

  31.     SAVEPOINT
    32. 

  32. 

  33.   Added as non-reserved words:
    34. 

  34. 

  35.     COALESCE
    36. 

  36.     DELETING *
    37. 

  37.     INSERTING *
    38. 

  38.     LAST
    39. 

  39.     LEAVE
    40. 

  40.     LOCK *
    41. 

  41.     NULLIF
    42. 

  42.     NULLS
    43. 

  43.     STATEMENT
    44. 

  44.     UPDATING *
    45. 

  45.     USING
    46. 

  46. 

  47.   Moved from reserved words to non-reserved:
    48. 

  48. 

  49.     BREAK *
    50. 

  50.     DESCRIPTOR
    51. 

  51.     FIRST
    52. 

  52.     SKIP *
    53. 

  53.     SUBSTRING
    54. 

  54. 

  55. Firebird 2.0:
    56. 

  56. 

  57.   Added as reserved words:
    58. 

  58. 

  59.     BIT_LENGTH
    60. 

  60.     BOTH
    61. 

  61.     CHAR_LENGTH
    62. 

  62.     CHARACTER_LENGTH
    63. 

  63.     CLOSE
    64. 

  64.     CROSS
    65. 

  65.     FETCH
    66. 

  66.     LEADING
    67. 

  67.     LOWER
    68. 

  68.     OCTET_LENGTH
    69. 

  69.     OPEN
    70. 

  70.     ROWS
    71. 

  71.     TRAILING
    72. 

  72.     TRIM
    73. 

  73. 

  74.   Moved from non-reserved words to reserved:
    75. 

  75. 

  76.     USING
    77. 

  77. 

  78.   Added as non-reserved words:
    79. 

  79. 

  80.     BACKUP *
    81. 

  81.     BLOCK *
    82. 

  82.     COLLATION
    83. 

  83.     COMMENT *
    84. 

  84.     DIFFERENCE *
    85. 

  85.     IIF *
    86. 

  86.     NEXT
    87. 

  87.     SCALAR_ARRAY *
    88. 

  88.     SEQUENCE
    89. 

  89.     RESTART
    90. 

  90.     RETURNING *
    91. 

  91. 

  92.   Moved from reserved words to non-reserved:
    93. 

  93. 

  94.     ACTION
    95. 

  95.     CASCADE
    96. 

  96.     FREE_IT *
    97. 

  97.     RESTRICT
    98. 

  98.     ROLE
    99. 

  99.     TYPE
    100. 

  100.     WEEKDAY *
    101. 

  101.     YEARDAY *
    102. 

  102. 

  103.   Removed reserved words:
    104. 

  104. 

  105.     BASENAME *
    106. 

  106.     CACHE *
    107. 

  107.     CHECK_POINT_LEN *
    108. 

  108.     GROUP_COMMIT_WAIT *
    109. 

  109.     LOGFILE *
    110. 

  110.     LOG_BUF_SIZE *
    111. 

  111.     NUM_LOG_BUFS *
    112. 

  112.     RAW_PARTITIONS *
    113.