IBM i PROCEDURE (SQL) .....716 ALTER SEQUENCE 726 ALTER TABLE 732 ASSOCIATE LOCATORS .....770 BEGIN DECLARE SECTION .....776 CALL 778 CLOSE 787 COMMENT 789 COMMIT 800 CONNECT (タイプ

IBM i

DB2 for i SQL 7.1

! 1805 K.

IBM i 7.1 ( 5770-SS1) RISC CISC

IBM iDB2 for i SQL Reference

7.1

1 2010.4

Copyright IBM Corporation 1998, 2010.

(DB2 for i SQL ) xiSQL . . . . . . . . . . . xi . . . . . . . . . . . . . xiSQL . . . xii . . . . . . . . . . . . . xii . . . . . . . . . . . . . xvSQL . . . . . . . . . xv

SQL PDF . . . . . . . xviIBM i 7.1 . . . . . . . . . . . xvii

1 . . . . . . . . . . . . . 1 . . . . . . . . 1 (SQL) . . . . . . . . . . . 3 . . . . . . . . . . . . . . . . 6 . . . . . . . . . . . . . . . . . . 7 . . . . . . . . . . . . . . . . 8 . . . . . . . . . . . . . . . . 8 . . . . . . . . . . . . . . . . 12 . . . . . . . . . . . . . . 13

. . . . . . . . . . . . . . . . 15 . . . . . . . . . . . 16 . . . . . . . . . . . . . . . . . 16 . . . . . . . . 17 . . . . . . . . . . . . . . . 18 . . . . . . . . . . . . . . 20 . . . . . 21 . . . . . . . . . . . . . . . 23 . . . . . . . . . . . . . . . . 23 . . . . 25 . . . . . . . . . . . . . . 26 . . . . . . . . . . 27 . . . . . . . . . . . . . . 29

. . . . . . . . . . . . . . 30 . . . . . . . . . . . 33 . . . . . . . . . . . . . 33 . . . . . . . . . . . . . 34 . . . . . . . . . . 34 . . . . . . . . . . . . . 34 . . . . . . . . . . . 35

. . . . . . . . . . . . . . . 36 . . . . . . . . . . . . . . . 37 . . . . . . . 39 CCSID . . . . . . . 41 CCSID . . . . . . . . . . 41

. . . . . . . . . . . . . . . 42 . . . . . . 45 . . . . . . . 46CONNECT ( 1) CONNECT (2). . . . . . . . . . . . . . . . . 48 . . . . . . . . . . . 48

. . . . 50 . . . . . . . 52

2 . . . . . . . . 55 . . . . . . . . . . . . . . . . . 55 . . . . . . . . . . . . . . . 56ID . . . . . . . . . . . . . . . . . 58

SQL ID . . . . . . . . . . . . . . . 58 ID . . . . . . . . . . . . . 59 ID . . . . . . . . . . . . . . 59

. . . . . . . . . . . . . . . 60SQL . . . . . . . . . . . . . . 69 . . . . . . . 69SQL : . . . . 72

. . . . . . . . . . . . . . . . . 73 ID . . . . . . . . . . . . 75 . . . . . . . . . . . . . 76

NULL . . . . . . . . . . . . . . . 78 . . . . . . . . . . . . . . . . 78 . . . . . . . . . . . . 81 . . . . . . . . . . 82 . . . . . . . . 83 . . . . . . 842 . . . . . . . . . . . . 85 . . . . . . . . . . 86/ . . . . . . . . . . . . 88XML . . . . . . . . . . . . . . 95 . . . . . . . . . . . 96 ID . . . . . . . . . . . . . . 97 . . . . . . . . . . 98

. . . . . . . 100 . . . . . . . . 102 . . . . . . . . . . . 106 . . . . . . . . . . . . 107 . . . . . . . . . . 110 . . . . . . . . . . . . 113XML . . . . . . . . . . . 114 . . . . . . . . 115 ID . . . . . . . . . . . 117 . . . . . . . . . 117 . . . . . . . . . 119LOB . . . . . . . 119 . . . . . . . . . . . . . . 119 . . . . . . . . . . . 120/ . . . . . . . . . . . 123XML . . . . . . . . . . . . . 123 . . . . . . . . . 123 ID . . . . . . . . . . . . 124 . . . . . . . . . . . 124

. . . . . . 125 130

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. . . . . . . . . . . . . . . . 132 . . . . . . . . . . . . . . 13210 . . . . . . . . . . . . . 132 . . . . . . . . . . . . 13210 . . . . . . . . . . 133 . . . . . . . . . . 133 . . . . . . 1342 . . . . . . . . . . 136/ . . . . . . . . . . . . 136 . . . . . . . . . . . . . . . 137 . . . . . . . . . . . . . 138

. . . . . . . . . . . . . 140CURRENT CLIENT_ACCTNG . . . . . . . 140CURRENT CLIENT_APPLNAME . . . . . . 141CURRENT CLIENT_PROGRAMID . . . . . 141CURRENT CLIENT_USERID . . . . . . . 142CURRENT CLIENT_WRKSTNNAME. . . . . 142CURRENT DATE . . . . . . . . . . . 143CURRENT DEBUG MODE . . . . . . . . 143CURRENT DECFLOAT ROUNDING MODE . . 144CURRENT DEGREE . . . . . . . . . . 145CURRENT IMPLICIT XMLPARSE OPTION . . 146CURRENT PATH . . . . . . . . . . . 147CURRENT SCHEMA . . . . . . . . . . 148CURRENT SERVER . . . . . . . . . . 148CURRENT TIME . . . . . . . . . . . 149CURRENT TIMESTAMP . . . . . . . . . 149CURRENT TIMEZONE . . . . . . . . . 150SESSION_USER . . . . . . . . . . . 150SYSTEM_USER. . . . . . . . . . . . 150USER . . . . . . . . . . . . . . . 150

. . . . . . . . . . . . . . . . 152 . . . . . . . . . . . . . . 152 . . . . . . . . . . . . . . . 152 . . . . 155 . . . . . . . . . 157 . . . 158

. . . . . . . . . . . . 159 . . . . . . . . . . . . 159 . . . . . . . . . 161 SQL . . . . . . . . . . 165LOB XML . . . . . . . 165XML . . . . . . . . . . . 167 . . . . . . . . . . . . . 168 . . . . . . . . . . . . 169

. . . . . . . . . . . . . . . . 171 . . . . . . . . . . . . 171 . . . . . . . . . . . . 172 . . . . . . . . . . . . . . 173 . . . . . . . . . . . . . 175 . . . . . . . . . 177

. . . . . . . . . . . . . . . . . 179 . . . . . . . . . 180 . . . . . . . . . 180 . . . . . . . . . . . . . 185 . . . . . . . . . . . . 188

/ . . . . . . . 188SQL / . . . . . 189 . . . . . . . . . . . . 194ARRAY . . . . . . . . 195ARRAY . . . . . . . . 196CASE . . . . . . . . . . . . . . 197CAST . . . . . . . . . . . . 200OLAP . . . . . . . . . . . . 205ROW CHANGE . . . . . . . . . . 209 . . . . . . . . . . . . 210XMLCAST . . . . . . . . . . . 215

. . . . . . . . . . . . . . . . 217 . . . . . . . . . . . . . . 218 . . . . . . . . . . . . 220BETWEEN . . . . . . . . . . . 223DISTINCT . . . . . . . . . . . . 224EXISTS . . . . . . . . . . . . 226IN . . . . . . . . . . . . . . 227LIKE . . . . . . . . . . . . . 229NULL . . . . . . . . . . . . . 234

. . . . . . . . . . . . . . . 235

3 . . . . . . . . 237 . . . . . . . . . . . . . . . 247

ARRAY_AGG . . . . . . . . . . . . 248AVG . . . . . . . . . . . . . . . 250COUNT . . . . . . . . . . . . . . 252COUNT_BIG. . . . . . . . . . . . . 253GROUPING . . . . . . . . . . . . . 254MAX . . . . . . . . . . . . . . . 256MIN . . . . . . . . . . . . . . . 258STDDEV_POP STDDEV . . . . . . 260STDDEV_SAMP . . . . . . . . . . . 261SUM . . . . . . . . . . . . . . . 262VAR_POP VARIANCE VAR . . 263VARIANCE_SAMP VAR_SAMP. . . . 264XMLAGG. . . . . . . . . . . . . . 265XMLGROUP . . . . . . . . . . . . . 267

. . . . . . . . . . . . . 270ABS . . . . . . . . . . . . . . . 271ACOS . . . . . . . . . . . . . . . 272ADD_MONTHS . . . . . . . . . . . . 273ANTILOG . . . . . . . . . . . . . 275ASCII . . . . . . . . . . . . . . . 276ASIN . . . . . . . . . . . . . . . 277ATAN . . . . . . . . . . . . . . . 278ATANH . . . . . . . . . . . . . . 279ATAN2 . . . . . . . . . . . . . . 280BIGINT . . . . . . . . . . . . . . 281BINARY . . . . . . . . . . . . . . 283BITANDBITANDNOTBITORBITXOR BITNOT . . . . . . . . . . . . 284BIT_LENGTH . . . . . . . . . . . . 286BLOB . . . . . . . . . . . . . . . 287CARDINALITY . . . . . . . . . . . . 289CEILING . . . . . . . . . . . . . . 290

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CHAR . . . . . . . . . . . . . . . 292CHARACTER_LENGTH . . . . . . . . . 298CHR . . . . . . . . . . . . . . . 299CLOB . . . . . . . . . . . . . . . 300COALESCE . . . . . . . . . . . . . 305COMPARE_DECFLOAT . . . . . . . . . 306CONCAT . . . . . . . . . . . . . . 308CONTAINS . . . . . . . . . . . . . 309COS . . . . . . . . . . . . . . . 312COSH . . . . . . . . . . . . . . . 313COT . . . . . . . . . . . . . . . 314CURDATE . . . . . . . . . . . . . 315CURTIME . . . . . . . . . . . . . 316DATABASE . . . . . . . . . . . . . 317DATAPARTITIONNAME. . . . . . . . . 318DATAPARTITIONNUM . . . . . . . . . 319DATE . . . . . . . . . . . . . . . 320DAY . . . . . . . . . . . . . . . 322DAYNAME . . . . . . . . . . . . . 323DAYOFMONTH . . . . . . . . . . . 324DAYOFWEEK . . . . . . . . . . . . 325DAYOFWEEK_ISO . . . . . . . . . . 326DAYOFYEAR . . . . . . . . . . . . 327DAYS . . . . . . . . . . . . . . . 328DBCLOB . . . . . . . . . . . . . . 329DBPARTITIONNAME . . . . . . . . . . 335DBPARTITIONNUM . . . . . . . . . . 336DECFLOAT . . . . . . . . . . . . . 337DECFLOAT_SORTKEY . . . . . . . . . 339DECIMAL DEC . . . . . . . . . 340DECRYPT_BITDECRYPT_BINARYDECRYPT_CHAR DECRYPT_DB . . . 343DEGREES . . . . . . . . . . . . . 347DIFFERENCE . . . . . . . . . . . . 348DIGITS . . . . . . . . . . . . . . 349DLCOMMENT . . . . . . . . . . . . 350DLLINKTYPE . . . . . . . . . . . . 351DLURLCOMPLETE . . . . . . . . . . 352DLURLPATH . . . . . . . . . . . . 353DLURLPATHONLY . . . . . . . . . . 354DLURLSCHEME . . . . . . . . . . . 355DLURLSERVER . . . . . . . . . . . 356DLVALUE . . . . . . . . . . . . . 357DOUBLE_PRECISION DOUBLE . . . 359ENCRYPT_AES . . . . . . . . . . . . 361ENCRYPT_RC2 . . . . . . . . . . . . 364ENCRYPT_TDES . . . . . . . . . . . 367EXP . . . . . . . . . . . . . . . 370EXTRACT . . . . . . . . . . . . . 371FLOAT . . . . . . . . . . . . . . 374FLOOR . . . . . . . . . . . . . . 375GENERATE_UNIQUE . . . . . . . . . . 376GET_BLOB_FROM_FILE. . . . . . . . . 378GET_CLOB_FROM_FILE. . . . . . . . . 379GET_DBCLOB_FROM_FILE . . . . . . . 380GET_XML_FILE . . . . . . . . . . . 381

GETHINT. . . . . . . . . . . . . . 382GRAPHIC. . . . . . . . . . . . . . 383HASH . . . . . . . . . . . . . . . 388HASHED_VALUE . . . . . . . . . . . 389HEX . . . . . . . . . . . . . . . 390HOUR . . . . . . . . . . . . . . . 392IDENTITY_VAL_LOCAL. . . . . . . . . 393IFNULL . . . . . . . . . . . . . . 398INSERT . . . . . . . . . . . . . . 399INTEGER INT . . . . . . . . . 402JULIAN_DAY . . . . . . . . . . . . 404LAND . . . . . . . . . . . . . . . 405LAST_DAY . . . . . . . . . . . . . 406LCASE . . . . . . . . . . . . . . 407LEFT . . . . . . . . . . . . . . . 408LENGTH . . . . . . . . . . . . . . 410LN . . . . . . . . . . . . . . . . 412LNOT . . . . . . . . . . . . . . . 413LOCATE . . . . . . . . . . . . . . 414LOG10. . . . . . . . . . . . . . . 416LOR . . . . . . . . . . . . . . . 417LOWER . . . . . . . . . . . . . . 418LTRIM . . . . . . . . . . . . . . 419MAX . . . . . . . . . . . . . . . 420MAX_CARDINALITY. . . . . . . . . . 421MICROSECOND . . . . . . . . . . . 422MIDNIGHT_SECONDS . . . . . . . . . 423MIN . . . . . . . . . . . . . . . 424MINUTE . . . . . . . . . . . . . . 425MOD . . . . . . . . . . . . . . . 426MONTH . . . . . . . . . . . . . . 428MONTHNAME . . . . . . . . . . . . 429MONTHS_BETWEEN . . . . . . . . . . 430MQREAD. . . . . . . . . . . . . . 432MQREADCLOB. . . . . . . . . . . . 434MQRECEIVE . . . . . . . . . . . . 436MQRECEIVECLOB . . . . . . . . . . 438MQSEND . . . . . . . . . . . . . . 440MULTIPLY_ALT . . . . . . . . . . . 442NEXT_DAY . . . . . . . . . . . . . 444NORMALIZE_DECFLOAT . . . . . . . . 446NOW . . . . . . . . . . . . . . . 447NULLIF . . . . . . . . . . . . . . 448OCTET_LENGTH . . . . . . . . . . . 449PI . . . . . . . . . . . . . . . . 450POSITION . . . . . . . . . . . . . 451POSSTR . . . . . . . . . . . . . . 453POWER . . . . . . . . . . . . . . 455QUANTIZE . . . . . . . . . . . . . 456QUARTER . . . . . . . . . . . . . 458RADIANS . . . . . . . . . . . . . 459RAISE_ERROR . . . . . . . . . . . . 460RAND . . . . . . . . . . . . . . . 461REAL . . . . . . . . . . . . . . . 462REPEAT . . . . . . . . . . . . . . 464REPLACE . . . . . . . . . . . . . 466

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RID. . . . . . . . . . . . . . . . 468RIGHT. . . . . . . . . . . . . . . 469ROUND . . . . . . . . . . . . . . 471ROUND_TIMESTAMP . . . . . . . . . 473ROWID . . . . . . . . . . . . . . 476RRN . . . . . . . . . . . . . . . 477RTRIM . . . . . . . . . . . . . . 478SCORE . . . . . . . . . . . . . . 480SECOND . . . . . . . . . . . . . . 483SIGN . . . . . . . . . . . . . . . 484SIN . . . . . . . . . . . . . . . . 485SINH . . . . . . . . . . . . . . . 486SMALLINT . . . . . . . . . . . . . 487SOUNDEX . . . . . . . . . . . . . 489SPACE . . . . . . . . . . . . . . 490SQRT . . . . . . . . . . . . . . . 491STRIP . . . . . . . . . . . . . . . 492SUBSTR . . . . . . . . . . . . . . 493SUBSTRING . . . . . . . . . . . . . 496TAN . . . . . . . . . . . . . . . 498TANH . . . . . . . . . . . . . . . 499TIME . . . . . . . . . . . . . . . 500TIMESTAMP . . . . . . . . . . . . 501TIMESTAMP_FORMAT . . . . . . . . . 503TIMESTAMP_ISO . . . . . . . . . . . 506TIMESTAMPDIFF . . . . . . . . . . . 507TOTALORDER . . . . . . . . . . . . 510TRANSLATE . . . . . . . . . . . . 511TRIM . . . . . . . . . . . . . . . 514TRIM_ARRAY . . . . . . . . . . . . 516TRUNCATE TRUNC . . . . . . . 517TRUNC_TIMESTAMP. . . . . . . . . . 519UCASE . . . . . . . . . . . . . . 520UPPER . . . . . . . . . . . . . . 521VALUE . . . . . . . . . . . . . . 522VARBINARY . . . . . . . . . . . . 523VARCHAR . . . . . . . . . . . . . 524VARCHAR_FORMAT . . . . . . . . . . 530VARGRAPHIC . . . . . . . . . . . . 533WEEK . . . . . . . . . . . . . . . 539WEEK_ISO . . . . . . . . . . . . . 540XMLATTRIBUTES. . . . . . . . . . . 541XMLCOMMENT . . . . . . . . . . . 543XMLCONCAT . . . . . . . . . . . . 544XMLDOCUMENT . . . . . . . . . . . 546XMLELEMENT . . . . . . . . . . . . 547XMLFOREST . . . . . . . . . . . . 551XMLNAMESPACES . . . . . . . . . . 554XMLPARSE . . . . . . . . . . . . . 557XMLPI . . . . . . . . . . . . . . 559XMLROW . . . . . . . . . . . . . 560XMLSERIALIZE . . . . . . . . . . . 562XMLTEXT . . . . . . . . . . . . . 565XMLVALIDATE . . . . . . . . . . . 566XOR . . . . . . . . . . . . . . . 571XSLTRANSFORM . . . . . . . . . . . 572

YEAR . . . . . . . . . . . . . . . 576ZONED . . . . . . . . . . . . . . 577

. . . . . . . . . . . . . . . . 580MQREADALL . . . . . . . . . . . . 581MQREADALLCLOB . . . . . . . . . . 583MQRECEIVEALL . . . . . . . . . . . 585MQRECEIVEALLCLOB . . . . . . . . . 588

4 . . . . . . . 591XDBDECOMPXML . . . . . . . . . . . 592XSR_ADDSCHEMADOC . . . . . . . . . . 594XSR_COMPLETE . . . . . . . . . . . . 596XSR_REGISTER . . . . . . . . . . . . 598XSR_REMOVE . . . . . . . . . . . . . 600

5 . . . . . . . . . . . . 603 . . . . . . . . . . . . . . . . 603 . . . . . . . . . . . . . . . . 604

SELECT . . . . . . . . . . . . 605FROM . . . . . . . . . . . . . 609WHERE . . . . . . . . . . . . 619GROUP-BY . . . . . . . . . . . 620HAVING . . . . . . . . . . . . 634ORDER BY . . . . . . . . . . . 635FETCH FIRST . . . . . . . . . . 638 . . . . . . . . . . . . . 639

. . . . . . . . . . . . . . . . 641 . . . . . . . . . . . . . 645

. . . . . . . . . . . 647 . . . . . . . . . . . . . . 648UPDATE . . . . . . . . . . . . 656READ-ONLY . . . . . . . . . . . 657OPTIMIZE . . . . . . . . . . . 658ISOLATION . . . . . . . . . . . 659concurrent-access-resolution-clause . . . . . . 661SELECT . . . . . . . 662

6 . . . . . . . 665SQL . . . . . . 672 . . . . . . . . . . . . 673 . . . . . . . . . . . 674select . . . . 674select . . . . 675 . . . . . . . . . . . . 675

SQL . . . . . . . . . . . . . 675 . . . . . . . . . . 676SQL . . . . . . . . . . . . 677ALLOCATE CURSOR . . . . . . . . . . 679ALLOCATE DESCRIPTOR . . . . . . . . . 681ALTER FUNCTION () . . . . . . 683ALTER FUNCTION () . . . . . . . . 689ALTER FUNCTION (SQL ). . . . . . 695ALTER FUNCTION (SQL ) . . . . . . . . 702ALTER PROCEDURE () . . . . . . . . 710

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ALTER PROCEDURE (SQL) . . . . . . . . 716ALTER SEQUENCE . . . . . . . . . . . 726ALTER TABLE . . . . . . . . . . . . . 732ASSOCIATE LOCATORS . . . . . . . . . 770BEGIN DECLARE SECTION . . . . . . . . 776CALL . . . . . . . . . . . . . . . . 778CLOSE . . . . . . . . . . . . . . . 787COMMENT . . . . . . . . . . . . . . 789COMMIT . . . . . . . . . . . . . . . 800CONNECT ( 1) . . . . . . . . . . 804CONNECT ( 2) . . . . . . . . . . 810CREATE ALIAS . . . . . . . . . . . . 816CREATE FUNCTION . . . . . . . . . . . 821CREATE FUNCTION () . . . . . 825CREATE FUNCTION () . . . . . . . . 847CREATE FUNCTION () . . . . . . . 867CREATE FUNCTION (SQL ) . . . . . 878CREATE FUNCTION (SQL ) . . . . . . . 890CREATE INDEX . . . . . . . . . . . . 902CREATE PROCEDURE . . . . . . . . . . 910CREATE PROCEDURE () . . . . . . . . 912CREATE PROCEDURE (SQL) . . . . . . . . 930CREATE SCHEMA . . . . . . . . . . . 944CREATE SEQUENCE . . . . . . . . . . . 950CREATE TABLE . . . . . . . . . . . . 958CREATE TRIGGER . . . . . . . . . . . 1010CREATE TYPE () . . . . . . . . . . 1027CREATE TYPE () . . . . . . . . . . 1032CREATE VARIABLE . . . . . . . . . . 1040CREATE VIEW . . . . . . . . . . . . 1046DEALLOCATE DESCRIPTOR. . . . . . . . 1056DECLARE CURSOR . . . . . . . . . . . 1057DECLARE GLOBAL TEMPORARY TABLE . . . 1068DECLARE PROCEDURE . . . . . . . . . 1085DECLARE STATEMENT . . . . . . . . . 1096DECLARE VARIABLE . . . . . . . . . . 1098DELETE . . . . . . . . . . . . . . . 1101DESCRIBE . . . . . . . . . . . . . . 1108DESCRIBE CURSOR . . . . . . . . . . 1114DESCRIBE INPUT . . . . . . . . . . . 1117DESCRIBE PROCEDURE . . . . . . . . . 1121DESCRIBE TABLE . . . . . . . . . . . 1128DISCONNECT . . . . . . . . . . . . . 1133DROP . . . . . . . . . . . . . . . 1136END DECLARE SECTION. . . . . . . . . 1149EXECUTE . . . . . . . . . . . . . . 1150EXECUTE IMMEDIATE . . . . . . . . . 1155FETCH . . . . . . . . . . . . . . . 1158FREE LOCATOR . . . . . . . . . . . . 1166GET DESCRIPTOR . . . . . . . . . . . 1167GET DIAGNOSTICS . . . . . . . . . . . 1180GRANT () . . . 1206GRANT () . . . . . . . 1215GRANT () . . . . . . . . . 1218GRANT () . . . . . . . . . 1221GRANT () . . . . . . . 1224

GRANT () . . . . . . . . . . 1230GRANT (XML ) . . . . . . . 1233HOLD LOCATOR . . . . . . . . . . . 1236INCLUDE . . . . . . . . . . . . . . 1238INSERT . . . . . . . . . . . . . . . 1240LABEL . . . . . . . . . . . . . . . 1252LOCK TABLE . . . . . . . . . . . . . 1262MERGE . . . . . . . . . . . . . . . 1264OPEN . . . . . . . . . . . . . . . 1277PREPARE . . . . . . . . . . . . . . 1284REFRESH TABLE . . . . . . . . . . . 1301RELEASE () . . . . . . . . . . . . 1303RELEASE SAVEPOINT . . . . . . . . . . 1306RENAME . . . . . . . . . . . . . . 1307REVOKE () . . . 1310REVOKE () . . . . . . . 1318REVOKE () . . . . . . . . 1320REVOKE () . . . . . . . . 1322REVOKE () . . . . . . . 1324REVOKE () . . . . . . . . . . 1328REVOKE (XML ) . . . . . . . 1330ROLLBACK . . . . . . . . . . . . . 1332SAVEPOINT . . . . . . . . . . . . . 1337SELECT . . . . . . . . . . . . . . . 1340SELECT INTO. . . . . . . . . . . . . 1341SET CONNECTION . . . . . . . . . . . 1344SET CURRENT DEBUG MODE . . . . . . . 1348SET CURRENT DECFLOAT ROUNDING MODE 1350SET CURRENT DEGREE . . . . . . . . . 1353SET CURRENT IMPLICIT XMLPARSE OPTION 1356SET DESCRIPTOR . . . . . . . . . . . 1358SET ENCRYPTION PASSWORD. . . . . . . 1363SET OPTION . . . . . . . . . . . . . 1366SET PATH . . . . . . . . . . . . . . 1387SET RESULT SETS . . . . . . . . . . . 1390SET SCHEMA . . . . . . . . . . . . . 1393SET SESSION AUTHORIZATION . . . . . . 1396SET TRANSACTION . . . . . . . . . . 1399SET . . . . . . . . . . . . . 1403SET . . . . . . . . . . . . . . 1405SIGNAL . . . . . . . . . . . . . . . 1408UPDATE . . . . . . . . . . . . . . 1412VALUES . . . . . . . . . . . . . . 1422VALUES INTO . . . . . . . . . . . . 1424WHENEVER . . . . . . . . . . . . . 1427

7 SQL 1429SQL . . . . . 1431SQL . . . . . . . . . . . 1433SQL . . . . . . . . . . 1434SQL . . . . . . . . . . . 1435 . . . . . . . . 1436SQL . . . . 1437 . . . . . . . . . 1441CALL . . . . . . . . . . 1444

vii

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(CASE) . . . . . . . 1446 (compound) . . . . . . 1448FOR . . . . . . . . . . 1458GET DIAGNOSTICS . . . . . 1460GOTO . . . . . . . . . . 1468IF . . . . . . . . . . . 1470ITERATE . . . . . . . . . 1472 (LEAVE) . . . . . . . 1474 (LOOP) . . . . . . . 1476 (REPEAT) . . . . . . . 1478 (RESIGNAL) . . . . . 1480 (RETURN) . . . . . . 1485 (SIGNAL) . . . . . . . 1488WHILE . . . . . . . . . 1493

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CONNECT ( 1) CONNECT (2) . . . . . . . . . . . . 1513

C. SQLCA (SQL ) . . . . 1515 . . . . . . . . . . . 1515INCLUDE SQLCA . . . . . . . . . 1521

D. SQLDA (SQL ) 1525SQLDA . . . . . 1527SQLVAR . . . 1530SQLTYPE SQLLEN . . . . . . . . . . 1534SQLDATA SQLNAME CCSID 1537 SQLTYPES . . . . 1537INCLUDE SQLDA . . . . . . . . . 1538

E. CCSID . . . . . . . . 1543

F. DB2 for i . . . . . . . . . . . . . . . . 1561IBM i . . . . . . 1565

SYSCATALOGS . . . . . . . . . . . 1567SYSCHKCST . . . . . . . . . . . . 1568SYSCOLUMNS . . . . . . . . . . . 1569SYSCOLUMNSTAT . . . . . . . . . . 1577SYSCST . . . . . . . . . . . . . . 1580SYSCSTCOL . . . . . . . . . . . . 1582SYSCSTDEP . . . . . . . . . . . . 1583SYSFIELDS. . . . . . . . . . . . . 1584SYSFUNCS . . . . . . . . . . . . . 1589SYSINDEXES . . . . . . . . . . . . 1594SYSINDEXSTAT . . . . . . . . . . . 1596SYSJARCONTENTS . . . . . . . . . . 1602SYSJAROBJECTS. . . . . . . . . . . 1603

SYSKEYCST . . . . . . . . . . . . 1604SYSKEYS . . . . . . . . . . . . . 1605SYSMQTSTAT. . . . . . . . . . . . 1606SYSPACKAGE. . . . . . . . . . . . 1610SYSPACKAGESTAT . . . . . . . . . . 1612SYSPARMS. . . . . . . . . . . . . 1617SYSPARTITIONINDEXES . . . . . . . . 1621SYSPARTITIONINDEXSTAT . . . . . . . 1628SYSPARTITIONMQTS . . . . . . . . . 1633SYSPARTITIONSTAT . . . . . . . . . 1637SYSPROCS . . . . . . . . . . . . . 1640SYSPROGRAMSTAT . . . . . . . . . 1644SYSREFCST . . . . . . . . . . . . 1652SYSROUTINEDEP . . . . . . . . . . 1653SYSROUTINES . . . . . . . . . . . 1655SYSSCHEMAS. . . . . . . . . . . . 1661SYSSEQUENCES . . . . . . . . . . . 1662SYSTABLEDEP . . . . . . . . . . . 1664SYSTABLEINDEXSTAT . . . . . . . . 1665SYSTABLES . . . . . . . . . . . . 1671SYSTABLESTAT . . . . . . . . . . . 1674SYSTRIGCOL . . . . . . . . . . . . 1677SYSTRIGDEP . . . . . . . . . . . . 1678SYSTRIGGERS . . . . . . . . . . . 1679SYSTRIGUPD . . . . . . . . . . . . 1683SYSTYPES . . . . . . . . . . . . . 1684SYSVARIABLEDEP . . . . . . . . . . 1690SYSVARIABLES . . . . . . . . . . . 1691SYSVIEWDEP . . . . . . . . . . . . 1697SYSVIEWS . . . . . . . . . . . . . 1699XSRANNOTATIONINFO . . . . . . . . 1701XSROBJECTCOMPONENTS . . . . . . . 1702XSROBJECTHIERARCHIES . . . . . . . 1703XSROBJECTS . . . . . . . . . . . . 1704

ODBC JDBC . . . 1705SQLCOLPRIVILEGES . . . . . . . . . 1706SQLCOLUMNS . . . . . . . . . . . 1707SQLFOREIGNKEYS . . . . . . . . . . 1713SQLFUNCTIONCOLS . . . . . . . . . 1714SQLFUNCTIONS . . . . . . . . . . . 1721SQLPRIMARYKEYS . . . . . . . . . . 1722SQLPROCEDURECOLS . . . . . . . . . 1723SQLPROCEDURES . . . . . . . . . . 1730SQLSCHEMAS . . . . . . . . . . . 1731SQLSPECIALCOLUMNS . . . . . . . . 1732SQLSTATISTICS . . . . . . . . . . . 1735SQLTABLEPRIVILEGES . . . . . . . . 1736SQLTABLES . . . . . . . . . . . . 1737SQLTYPEINFO . . . . . . . . . . . 1738SQLUDTS . . . . . . . . . . . . . 1745

ANS ISO . . . . . 1748 . . . . . . . . . . . . . . . 1749CHARACTER_SETS . . . . . . . . . . 1750CHECK_CONSTRAINTS . . . . . . . . 1751COLUMNS . . . . . . . . . . . . . 1752INFORMATION_SCHEMA_CATALOG_NAME 1756

viii IBM i: DB2 for i SQL

||

||||

||||||||

PARAMETERS . . . . . . . . . . . 1757REFERENTIAL_CONSTRAINTS . . . . . . 1761ROUTINES . . . . . . . . . . . . . 1762SCHEMATA . . . . . . . . . . . . 1771SQL_FEATURES . . . . . . . . . . . 1772SQL_LANGUAGES . . . . . . . . . . 1773SQL_SIZING . . . . . . . . . . . . 1774TABLE_CONSTRAINTS . . . . . . . . 1775TABLES . . . . . . . . . . . . . . 1776USER_DEFINED_TYPES . . . . . . . . 1777VIEWS . . . . . . . . . . . . . . 1781

G. . . . 1783: . . . . . . . . . 1785 . . . . . . . . . 1786: CONTAINS SCORE . . . 1787XML . . . . . . . . . . . 1789

XML . . . . . . . . 1789

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H. . . . . . . . . 1795

I. 1797 . . . . . . . . . . . 1797 . . . . . . . . . . . . . . . 1798

J. . . . . . . . . . . 1801

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. . . . . . . . . . . . . . . 1809

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9.

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2 93

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2 95

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v SQL_XML_DATA_CCSID QSQQINI CCSID

XMLPARSE UTF-8 (1208) CCSID UTF-8

URL (Uniform ResourceLocator)

URL HTTP FILE


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URL (A Z) (a z) (0 9) ($-_@. &+!*"'()= ; /# ? :)

4

166LOB XML LOB

v

v

(DLVALUE) (DLCOMMENTDLLINKTYPEDLURLCOMPLETEDLURLPATHDLURLPATHONLY DLURLSCHEMEDLURLSERVER)

ID ID ID ROWID

ROWID ROWID DB2 for z/OS DB2 for i ID

2 97

ID BIT CCSID ROWID 40

CREATE 2

() BLOB 1032CREATE TYPE ()

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CREATE TYPE AUDIO AS BLOB (1M)

AUDIO BLOB BLOB AUDIO AUDIO()

v CREATE TYPE DROPCOMMENTLABELGRANT REVOKE ID 71

v SQL SQL 69SQL

(AUDIO LENGTH )


SQL DECIMAL(9,2) MONEY +

CREATE TYPE MONEY AS DECIMAL(9,2) WITH COMPARISONSCREATE FUNCTION "+"(MONEY,MONEY)

RETURNS MONEYSOURCE "+"(DECIMAL(9,2),DECIMAL(9,2))

CREATE TABLE SALARY_TABLE(SALARY MONEY,COMMISSION MONEY)

SELECT "+"(SALARY, COMMISSION) FROM SALARY_TABLE

1 ROWID 1 ROWID ID

AUDIO

schema-name.BLOB schema-name.AUDIO BLOBschema-name.AUDIO BLOB schema-name.AUDIO

() N 1 N

1 CREATE TYPE () A M A 0 M C SQL

2 99

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v ( 173)v ( 102)

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14 CHARACTER GRAPHIC

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SMALLINT SMALLINTINTEGERBIGINTdecimalrealdoubleDECFLOAT

INTEGER INTEGERBIGINTdecimalrealdoubleDECFLOAT

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10 decimalrealdoubleDECFLOAT

real realdoubleDECFLOAT

double doubleDECFLOAT

DECFLOAT DECFLOAT

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DATE DATE

TIME TIME

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udt udt

:

10 = DECIMAL(p,s) NUMERIC(p,s)

real = REAL FLOAT(n) n

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1 FOR BIT DATA

2 2 FOR BIT DATA

17.

SMALLINT 487SMALLINT

INTEGER 402INTEGER INT

BIGINT 281BIGINT

DECIMAL 340DECIMAL DEC

NUMERIC 577ZONED

REAL 462REAL

DOUBLE 359DOUBLE_PRECISION DOUBLE

DECFLOAT 337DECFLOAT

CHAR 292CHAR

VARCHAR 524VARCHAR

CLOB 300CLOB

GRAPHIC 106

383GRAPHIC


|

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VARGRAPHIC 106

533VARGRAPHIC

DBCLOB 329DBCLOB

BINARY 283BINARY

VARBINARY 523VARBINARY

BLOB 287BLOB

DATE 320DATE

TIME 500TIME

TIMESTAMP 501TIMESTAMP 1

DATE 00:00:00

TIME CURRENT_DATE

DATALINK

106

ROWID 476ROWID

XML

106 XML

2 105

|||

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3. CONCAT /

4. 117

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8. XML XML IS NULL XML

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v NULL v v Java

161

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v

2 107

v 10 10 10 10

10 SQL_DECFLOAT_WARNINGS *YES

1 -1 10 SQL_DECFLOAT_WARNINGS *YES

10 144CURRENTDECFLOAT ROUNDING MODE

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10 10 10 10 1 -1 0 10

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10 10 10 10 5,0 11,0 64 19,0 BIGINT DECFLOAT(16)

10 10 (16 34) 10

10 10

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DECFLOAT(34) DECFLOAT(16) DECFLOAT(34) 10 144CURRENT DECFLOAT ROUNDING MODE

2 109

COBOL RPG

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:

v COBOL COL1 12345 SQL A 4 A 12345

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v COBOL (12345 ) 2345 A

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CAST 200CAST

2

v

v 25

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2 16

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2 16

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:

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:

1 2 UTF-16 UCS-2 26

26. UTF-16 UCS-2 X'0020' X'3000' X'0020' X'20' UTF-8

2 111

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SQL RETURNED_SQLSTATE '01004' SQLSTATE (SQLCA SQLWARN1 'W' ) C NUL NUL *NOCNULRQD CRTSQLCI CRTSQLCPPI (SET OPTION CNULRQD(*NO)) SQL RETURNED_SQLSTATE '01004' SQLSTATE ( 'N' SQLCA SQLWARN1 ) NUL

1 2 UTF-16 UCS-2 26

n n n

2 2

C NUL

n n+1 C NUL

v *CNULRQD CRTSQLCI CRTSQLCPPI (SET OPTION CNULRQD(*YES)) x-n-1 xNUL

v *NOCNULRQD CRTSQLCI CRTSQLCPPI (SET OPTION CNULRQD(*NO)) NUL


v CCSID v CCSID 65535 v NULL v 2 CCSID 41

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v CCSID 41 CCSID

v 2 (DBCS) 1 (SBCS) CCSID

v v DBCS SBCS CCSID -2

DATE DATE DATE DATE DATE TIMETIME TIME TIME TIME TIMESTAMPTIMESTAMP TIMESTAMP TIMESTAMP TIMESTAMP

//

v

2 113

DATE

*ISOUSA*EUR *JIS 10 *YMD*MDY *DMY 8 *JUL 6

TIME

8

TIMESTAMP

26

v

DATE

*ISO*USA*EUR *JIS 10 *YMD*MDY *DMY 8 *JUL 6

TIME

*USA 8

*ISO*EUR*JIS *HMS 5 56 7 SQLWARN1 'W' 6 7

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19 19 25 1 20

XML XML

XML XML XML XML

v XML : XML SQL XML XML CURRENT IMPLICIT XMLPARSE OPTION


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XMLVALIDATE

v XML : XML XML CURRENT IMPLICIT XMLPARSE OPTION XMLVALIDATE

v XML : XML XMLPARSE (DOCUMENT expressionSTRIP WHITESPACE) XMLPARSE XML SQL

v XML : SQL FETCH SELECT INTO XML CLOBDBCLOB BLOB XML CCSID (CLIJDBC .NET ) XML XML 95XML QAQQINI CCSID

FETCHSELECT INTOSET VALUES INTO XML INSERTUPDATEMERGESETVALUES INTO CALL XML SQL SQL

NO LINK CONTROL NULL

2 115

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2

v v

DLVALUE DLVALUE URL

v (URL) v v v URL

URL URL URL

v v v v

v v DB2 UDB

(DLLINKTYPE DLURLPATH )


27

ID ID ID ROWID GENERATED BY DEFAULT OVERRIDING SYSTEMVALUE ROWID ROWID DB2 for z/OS DB2 for i ID

:

AGE SQL

CREATE TYPE AGE AS SMALLINT WITH COMPARISONS

AGE (SMALLINT) RETURNS AGEAGE (INTEGER) RETURNS AGESMALLINT (AGE) RETURNS SMALLINT

STUDENTS STU_AGE AGE INTEGER HV_AGE

SELECT STU_AGE INTO :HV_AGE FROM STUDENTS WHERE STU_NUMBER = 200

(SMALLINT) (INTEGER) HV_AGE AGE CHAR(5)

27.

2 117

102

v v

v v

:

AGE SMALLINT

CREATE TYPE AGE AS SMALLINT WITH COMPARISONS

2 TABLE1 TABLE2 4

AGECOL AGESMINTCOL SMALLINTINTCOL INTEGERDECCOL DEC(6,2)

SQL X Y TABLE1 TABLE2 19

INSERT INTO TABLE1 (Y) SELECT X FROM TABLE2

19. (INSERT )

TABLE2.X TABLE1.Y

AGECOL AGECOL

SMINTCOL AGECOL SMALLINT AGE (AGE SMALLINT )

INTCOL AGECOL INTEGER AGE (AGE SMALLINT )

DECCOL AGECOL DECIMAL AGE


19. (INSERT ) ()

TABLE2.X TABLE1.Y

AGECOL SMINTCOL AGE SMALLINT

AGECOL INTCOL AGE INTEGER

AGECOL DECCOL AGE DECIMAL

SQL

v SQL TRIM_ARRAY CAST SQL

v ARRAY_AGG SQL

LOB LOB LOB LOB *NOOPTLOB

2 +1

10 10

10 2 ()

10 2

2

2 119

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DECFLOAT 10 2 DECFLOAT

DECFLOAT(16) DECFLOAT(34) DECFLOAT(16) DECFLOAT(34)

DECFLOAT 2 (=)

DECFLOAT 2.00 2.0 2 = () 2.0 = 2.00 2.0 = 2.00 2.0 < 2.00 DECFLOAT (UNIONSELECT DISTINCTCOUNTDISTINCTIN MINMAX )

SELECT 2.0 FROM SYSIBM.SYSDUMMYUNIONSELECT 2.00 FROM SYSIBM.SYSDUMMY

1 (2.0 2.00)

2 COMPARE_DECFLOAT TOTALORDER 2.02.00 10 -NaN< -sNaN < -Infinity < -0.10

2

2 *HEX 2 2 2 2 16 2 2

Unicode SBCS *HEX

DBCS DBCS (x'4040') Unicode UTF-16 28

2

v v *HEX v *HEX

2

(CCSID ) EBCDICASCIIDB2 LUW ()

28. UTF-16 X'0020' X'3000' X'0020'

2 121

20. ASCII Unicode EBCDIC DB2 LUW

0000 @@@@ 00009999 co-op 9999@@@@ coop @@@@COOP piano forte co-opPIANO-FORTE piano-forte COOPco-op COOP coopcoop PIANO-FORTE piano fortepiano forte 0000 PIANO-FORTEpiano-forte 9999 piano-forte

2 1 DISTINCTMAXMINUNION EXCEPTINTERSECT 620GROUP-BY

:

2

v 2 CCSID v CCSID 65535 v NULL v 2 CCSID 41

CCSID

2

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SBCS DBCS

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1 1 2

Unicode

1 1 1


22.

1

2

2 2 2 2 2

1 2 2 2 2

1 1 2 2 2

1 1 1 2 2

1 1 1 1 2

CCSID 41CCSID

/ (DATE) (TIME) (TIMESTAMP) 0001 1 1 ()

TIME 24:00:00 00:00:00

TIMESTAMP

TIMESTAMP('1990-02-23-00.00.00') > '1990-02-22-24.00.00'

XML XML XML

DATALINK DLCOMMENTDLLINKTYPEDLURLCOMPLETEDLURLPATHDLURLPATHONLY DLURLSCHEME DLURLSERVER

2 123

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ID ROWID ROWID ROWID

YOUTH CAMP_DB2_ROSTER SQL

CREATE TYPE YOUTH AS INTEGER WITH COMPARISONS

CREATE TABLE CAMP_DB2_ROSTER( NAME VARCHAR(20),

ATTENDEE_NUMBER INTEGER NOT NULL,AGE YOUTH,HIGH_SCHOOL_LEVEL YOUTH)

AGE HIGH_SCHOOL_LEVEL

SELECT * FROM CAMP_DB2_ROSTERWHERE AGE > HIGH_SCHOOL_LEVEL

SELECT * FROM CAMP_DB2_ROSTER ***INCORRECT***WHERE AGE > ATTENDEE_NUMBER

AGE ATTENDEE_NUMBER CAST

SELECT * FROM CAMP_DB2_ROSTERWHERE AGE > YOUTH(ATTENDEE_NUMBER)

SELECT * FROM CAMP_DB2_ROSTERWHERE AGE > CAST( ATTENDEE_NUMBER AS YOUTH)

SELECT * FROM CAMP_DB2_ROSTERWHERE INTEGER(AGE) > ATTENDEE_NUMBER

SELECT * FROM CAMP_DB2_ROSTERWHERE CAST(AGE AS INTEGER) > ATTENDEE_NUMBER


v UNIONUNION ALLEXCEPTINTERSECT v CASE v COALESCEIFNULLMAXMIN VALUE v IN IN

/*+ - 180CONCAT 185

2

NULL NULL NULL

v CHAR(10) CHAR(5) CHAR(10) CHAR(5) 5

v

SMALLINT SMALLINT

SMALLINT

INTEGER SMALLINTINTEGER

INTEGER

BIGINT SMALLINTINTEGERBIGINT

BIGINT

2 125

DECIMAL(w,x) SMALLINT DECIMAL(p,x) (p = min(mp, x+max(w-x,5))

mp = 31 63) ( 1 )

DECIMAL(w,x) INTEGER DECIMAL(p,x) (p = min(mp, x+max(w-x,11))

mp = 31 63) ( 1 )

DECIMAL(w,x) BIGINT DECIMAL(p,x) (p = min(mp, x+max(w-x,19))

mp = 31 63) ( 1 )

DECIMAL(w,x) DECIMAL(y,z) NUMERIC(y,z,)

DECIMAL(p,s) (p = min(mp, max(x,z)+max(w-x,y-z))

s = max(x,z)

mp = 31 63) ( 1 )

DECIMAL(w,x) DECIMAL(w,x)

NUMERIC(w,x) SMALLINT NUMERIC(p,x) (p = min(mp, x + max(w-x,5))

mp = 31 63) ( 1 )

NUMERIC(w,x) INTEGER NUMERIC(p,x) (p = min(mp, x + max(w-x,11))

mp = 31 63) ( 1 )

NUMERIC(w,x) BIGINT NUMERIC(p,x) (p = min(mp, x + max(w-x,19))

mp = 31 63) ( 1 )

NUMERIC(w,x) NUMERIC(y,z) NUMERIC(p,s) (p = min(mp, max(x,z) + max(w-x, y-z))

s = max(x,z)

mp = 31 63) ( 1 )

NUMERIC(w,x) NUMERIC(w,x)

NONZERO SCALE BINARY NONZERO SCALE BINARY NONZERO SCALE BINARY

(2 2 )

REAL REAL REAL

REAL SMALLINTINTEGERBIGINTDECIMALNUMERIC

DOUBLE

DOUBLE SMALLINTINTEGERBIGINTDECIMALNUMERICREALDOUBLE

DOUBLE

DECFLOAT(n) REALDOUBLEINTEGERSMALLINT

DECFLOAT(n)


DECFLOAT(n) DECIMAL(p16,s)

DECFLOAT(34)

DECFLOAT(n) DECFLOAT(m) DECFLOAT(max(n,m))

:

1. mp 63

v w y 31 v CRTSQLxxx RUNSQLSTM SET OPTION DECRESULT 63

mp 31

CCSID Unicode

CHAR(x) CHAR(y) CHAR(z) (z = max(x,y))

GRAPHIC(x) CHAR(y) GRAPHIC(y)

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VARCHAR(x) CHAR(y) VARCHAR(y)

VARCHAR(z) (z = max(x,y))

VARCHAR(x) GRAPHIC(y) VARGRAPHIC(z) (z = max(x,y))

VARGRAPHIC(x) CHAR(y)VARCHAR(y)GRAPHIC(y) VARGRAPHIC(y)

VARGRAPHIC(z) (z = max(x,y))

CLOB(x) CHAR(y)VARCHAR(y) CLOB(y)

CLOB(z) (z = max(x,y))

CLOB(x) GRAPHIC(y) VARGRAPHIC(y)

DBCLOB(z) (z = max(x,y))

DBCLOB(x) CHAR(y)VARCHAR(y)CLOB(y)GRAPHIC(y)VARGRAPHIC(y) DBCLOB(y)

DBCLOB(z) (z = max(x,y))

CCSID 130

2 127

2

2 2 FOR BIT DATABINARYVARBINARYBLOB 2 2

BINARY(x) BINARY(y) CHAR(y) FOR BIT

DATA

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VARBINARY(x) BINARY(y)VARBINARY(y)CHAR(y) FOR BIT

DATAVARCHAR(y) FOR

BIT DATA

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BIT DATA

BINARY(y) VARBINARY(z) (z = max(x,y))

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BLOB(z) (z = max(x,y))

/

DATE DATE Unicode CLOB DATE

TIME TIME Unicode CLOB TIME

TIMESTAMP TIMESTAMP Unicode CLOB TIMESTAMP

DATE DATECHAR(y)VARCHAR(y)GRAPHIC(y) VARGRAPHIC(y)

DATE


TIME TIMECHAR(y)VARCHAR(y)GRAPHIC(y) VARGRAPHIC(y)

TIME

TIMESTAMP TIMESTAMPCHAR(y)VARCHAR(y)GRAPHIC(y)VARGRAPHIC(y)

TIMESTAMP

NO LINKCONTROL NO LINK CONTROL FILE LINK CONTROL READ PERMISSION FS FILE LINK CONTROL READ PERMISSION FS FILE LINK CONTROL READPERMISSION DB FILE LINK CONTROL READPERMISSION DB DATALINK DATALINK

DATALINK(x) DATALINK(y) DATALINK(z) (z = max(x,y))

ROWID

ROWID ROWID ROWID

XML

XML XML XML

CCSID 95XML SQL_XML_DATA_CCSID QAQQINI

2 129

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UNIONUNION ALLEXCEPTINTERSECT (MAXMINVALUECOALESCEIFNULL CONCAT CASE ) CCSID CCSID

CCSID CCSID 2 CCSID CCSID CCSID CCSID CCSID CCSID CCSID CCSID 1 CCSID CCSID CCSID CCSID

v CCSID CCSID v CCSID 65535 CCSID 65535 29

v CCSID CCSID

23.

1

2

SBCS DBCS Unicode

SBCS 2 2 2

DBCS 1 2 2

1 1 2

Unicode

1 1 1

v CCSID

24. CCSID

1

2

1 1 1 1 1

2 1 1 1 1

2 2 1 1 1

29. CLOB DBCLOB CCSID CCSID


24. CCSID ()

1

2

2 2 1 1 1

2 2 2 2 1

COLA COLB COLC CCSID 37278 500 COLA CONCAT COLB CONCAT COLC CCSID

1. COLA CONCAT COLB CCSID 37 1 CCSID

2. CONCAT COLC CCSID 500 1 2 2 CCSID

CASE IN MAX MINVALUECOALESCEIFNULL CONCAT UNIONUNION ALLEXCEPT INTERSECT

v CCSID v CCSID 65535 v NULL v 2 CCSID 41

CCSID

CCSID 41CCSID

2 131

( ) 1 10

NOT NULL

19 64 64 64 10

64 -15 +100 32767 720176 12345678901

10 10 2 63 10

() () 10 10 10 10

25.5 1000. -15. +37589.3333333333

E 2 2 2 10 24 17 2 3

15E1 2.E5 2.2E-1 +5.E+2


10 10 10 E 2 2 2 10 DECFLOAT(34) 42 34 2 4

E 2 10

v 17 () v (-308 308 )

10 INFINITYNAN SNAN INFINITY INFINITY INFINITY INFNAN Not a Number (NaN) NaN SNAN NaN (sNaN) NAN SNAN SNAN INSERT VALUES

(INFINITYNANSNAN) 10

CAST('SNAN' AS DECFLOAT(34))

1.8E308 -1.23456789012345678E-2 SNAN -INFINITY

2

v 2 32740 2 1 2

v X 16

2 133

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16 32762 16 A F () 16 1 16 1

CCSID DBCS SBCS

CCSID (ASCII ) CCSID CCSID CCSID CCSID

CCSID CCSID

v STRSQL CCSIDv RUNSQLSTM STRREXPRC CCSID

v CRTSQLxxx SQL CCSID CRTSQLxxx CCSID

SQL CCSID PREPARE CCSID PREPARE CCSID

/ 89/

'Peggy' '14.12.1990' '32' 'DON''T CHANGE' '' X'FFFF'

2 (DBCS UTF-16 )

DBCS

16370 DBCS 3


SQL G SBCS SBCS ' EBCDIC (X'7D')

PL/I G DBCS 1 2 DBCS PL/I PL/I

16 DBCS 16 DBCS

GX'ssss' ssss 0 32760 16 4 4 1 DBCS 16 ('0E'X '0F'X)

CCSID (ASCII ) CCSID DBCS CCSID CCSID SQL CCSID DBCSCCSID CCSID DBCS CCSID CCSID 65535

DBCS CCSID i5/OS Information Center Use DBCS CCSIDs CCSID

Unicode

Unicode 2 (N UX) Unicode

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2 135

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ssss 16370 CCSID Unicode CCSID

16 Unicode

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ssss 0 32760 16 4 4 1 Unicode

Unicode CCSID 13488 (UCS-2) CCSID 1200 (UTF-16) xi

2 2 2

2 2

v BX 16 16 32740 16 A F ()

v X 16 16 32740 16 A F ()

CCSID 65535

2 2 2 2 xi

BX'FFFF'X'FFFF'

//

/ 89/ANSI/ISO SQL


ANSI/ISO SQL 3

v DATE 'yyyy-mm-dd'

DATE

v TIME 'hh:mm:ss'

TIME

v TIMESTAMP 'yyyy-mm-dd hh:mm:ss.nnnnnn'

TIMESTAMP

0 1990-03-02 08:30:00.10 1990-03-02 08:30:00.100000

DATE '2003-09-03'

v v

(DECFLOATDECIMAL DOUBLE_PRECISIONFLOATREAL CAST )

v (CHARVARCHARCLOBGRAPHICVARGRAPHIC CAST )

25.

SQL

SQL SQL (CRTSQLxxx) OPTION *JOB *PERIOD*COMMA *SYSVAL SQL DECMPT SETOPTION (CRTSQLxxx SQL )

2 137

25. ()

SQL

SQL SQL

SQL (STRSQL) DECPNT SQL (RUNSQLSTM) DECMPT (STRSQL RUNSQLSTM SQL )

(CLI)

SQL_ATTR_DATE_FMT SQL_ATTR_DATE_SEP (CLI SQL (ODBC))


(Decimal Separator)(JDBC SQLJ IBMDeveloper Kit for Java)


ODBC (Advanced Server Options) (Decimal Separator)(ODBC System i Access)


JDBC (Format)(ODBC System i Access)(IBM Toolbox for Java IBMToolbox for Java)

v v 1

v

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VALUES(9999999999,, 111)

*APOST *QUOTE COBOL COBOL *APOST (') *QUOTE (") *APOST *QUOTE COBOL SQL *APOST (') SQL (") SQL *QUOTE SQL


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2 139

SQL CCSID CCSID

CURRENT CLIENT_ACCTNGCLIENT ACCTNGCURRENT CLIENT_APPLNAMECLIENT APPLNAMECURRENT CLIENT_PROGRAMIDCLIENT PROGRAMIDCURRENT CLIENT_USERIDCLIENT USERIDCURRENT CLIENT_WRKSTNNAMECLIENT WRKSTNNAMECURRENT DATE

(1)CURRENT_DATECURRENT DEBUG MODECURRENT DECFLOAT ROUNDING MODECURRENT DEGREECURRENT IMPLICIT XMLPARSE OPTIONCURRENT PATHCURRENT FUNCTION PATH

(1)CURRENT_PATHCURRENT SCHEMACURRENT_SCHEMACURRENT SERVERCURRENT_SERVERCURRENT TIME

(1)CURRENT_TIMECURRENT TIMESTAMP

(1)CURRENT_TIMESTAMPCURRENT TIMEZONECURRENT_TIMEZONESESSION_USERUSERSYSTEM_USER

:

1 SQL 2003 Core

NULL

CURRENT CLIENT_ACCTNGCURRENT CLIENT_ACCTNG VARCHAR(255)


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3

v Set Client Information (SQLESETI) API

v CLI SQLSetConnectAttr() SQL_ATTR_INFO_ACCTSTR

v ODBC SQLSetConnectAttr() ODBC_ATTR_INFO_ACCTSTR

v JDBC setClientInfo ClientAccounting

VALUES CURRENT CLIENT_ACCTNGINTO :ACCT_STRING

CURRENT CLIENT_APPLNAMECURRENT CLIENT_APPLNAME VARCHAR(255)

3

v Set Client Information (SQLESETI) API

v CLI SQLSetConnectAttr() SQL_ATTR_INFO_APPLNAME

v ODBC SQLSetConnectAttr() ODBC_ATTR_INFO_APPLNAME

v JDBC setClient

Documents

IBM i PROCEDURE (SQL) .....716 ALTER SEQUENCE 726 ALTER TABLE 732 ASSOCIATE LOCATORS .....770 BEGIN DECLARE SECTION .....776 CALL 778 CLOSE 787 COMMENT 789 COMMIT 800 CONNECT (タイプ