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|
/*
Copyright (C) 1995-2006 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of version 2 of the GNU General Public License as
published by the Free Software Foundation.
There are special exceptions to the terms and conditions of the GPL
as it is applied to this software. View the full text of the exception
in file LICENSE.exceptions in the top-level directory of this software
distribution.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
/**
@file info.c
@brief Driver information functions.
*/
#include "driver.h"
#define MYINFO_SET_ULONG(val) \
do { \
*((SQLUINTEGER *)num_info)= (val); \
*value_len= sizeof(SQLUINTEGER); \
return SQL_SUCCESS; \
} while(0)
#define MYINFO_SET_USHORT(val) \
do { \
*((SQLUSMALLINT *)num_info)= (val); \
*value_len= sizeof(SQLUSMALLINT); \
return SQL_SUCCESS; \
} while(0)
#define MYINFO_SET_STR(val) \
do { \
*char_info= (SQLCHAR *)(val); \
return SQL_SUCCESS; \
} while(0)
static my_bool myodbc_ov2_inited= 0;
/**
Return general information about the driver and data source
associated with a connection.
@param[in] hdbc Handle of database connection
@param[in] fInfoType Type of information to retrieve
@param[out] char_info Pointer to buffer for returning string
@param[out] num_info Pointer to buffer for returning numeric info
@param[out] value_len Pointer to buffer for returning length (only
used for numeric data)
*/
SQLRETURN SQL_API
MySQLGetInfo(SQLHDBC hdbc, SQLUSMALLINT fInfoType,
SQLCHAR **char_info, SQLPOINTER num_info, SQLSMALLINT *value_len)
{
DBC *dbc= (DBC *)hdbc;
SQLSMALLINT dummy;
SQLINTEGER dummy_value;
if (!value_len)
value_len= &dummy;
if (!num_info)
num_info= &dummy_value;
switch (fInfoType) {
case SQL_ACTIVE_ENVIRONMENTS:
MYINFO_SET_USHORT(0);
case SQL_AGGREGATE_FUNCTIONS:
MYINFO_SET_ULONG(SQL_AF_ALL | SQL_AF_AVG | SQL_AF_COUNT | SQL_AF_DISTINCT |
SQL_AF_MAX | SQL_AF_MIN | SQL_AF_SUM);
case SQL_ALTER_DOMAIN:
MYINFO_SET_ULONG(0);
case SQL_ALTER_TABLE:
/** @todo check if we should report more */
MYINFO_SET_ULONG(SQL_AT_ADD_COLUMN | SQL_AT_DROP_COLUMN);
case SQL_ASYNC_MODE:
MYINFO_SET_ULONG(SQL_AM_NONE);
case SQL_BATCH_ROW_COUNT:
MYINFO_SET_ULONG(SQL_BRC_EXPLICIT);
case SQL_BATCH_SUPPORT:
MYINFO_SET_ULONG(SQL_BS_SELECT_EXPLICIT | SQL_BS_ROW_COUNT_EXPLICIT |
SQL_BS_SELECT_PROC | SQL_BS_ROW_COUNT_PROC);
case SQL_BOOKMARK_PERSISTENCE:
MYINFO_SET_ULONG(0);
case SQL_CATALOG_LOCATION:
MYINFO_SET_USHORT(SQL_CL_START);
case SQL_CATALOG_NAME:
MYINFO_SET_STR((dbc->ds && dbc->ds->no_catalog) ? "" : "Y");
case SQL_CATALOG_NAME_SEPARATOR:
MYINFO_SET_STR((dbc->ds && dbc->ds->no_catalog) ? "" : ".");
case SQL_CATALOG_TERM:
MYINFO_SET_STR((dbc->ds && dbc->ds->no_catalog) ? "" : "database");
case SQL_CATALOG_USAGE:
MYINFO_SET_ULONG((!dbc->ds || !dbc->ds->no_catalog) ?
(SQL_CU_DML_STATEMENTS | SQL_CU_PROCEDURE_INVOCATION |
SQL_CU_TABLE_DEFINITION | SQL_CU_INDEX_DEFINITION |
SQL_CU_PRIVILEGE_DEFINITION) :
0);
case SQL_COLLATION_SEQ:
MYINFO_SET_STR(dbc->mysql.charset->name);
case SQL_COLUMN_ALIAS:
MYINFO_SET_STR("Y");
case SQL_CONCAT_NULL_BEHAVIOR:
MYINFO_SET_USHORT(SQL_CB_NULL);
case SQL_CONVERT_BIGINT:
case SQL_CONVERT_BIT:
case SQL_CONVERT_CHAR:
case SQL_CONVERT_DATE:
case SQL_CONVERT_DECIMAL:
case SQL_CONVERT_DOUBLE:
case SQL_CONVERT_FLOAT:
case SQL_CONVERT_INTEGER:
case SQL_CONVERT_LONGVARCHAR:
case SQL_CONVERT_NUMERIC:
case SQL_CONVERT_REAL:
case SQL_CONVERT_SMALLINT:
case SQL_CONVERT_TIME:
case SQL_CONVERT_TIMESTAMP:
case SQL_CONVERT_TINYINT:
case SQL_CONVERT_VARCHAR:
case SQL_CONVERT_WCHAR:
case SQL_CONVERT_WVARCHAR:
case SQL_CONVERT_WLONGVARCHAR:
MYINFO_SET_ULONG(SQL_CVT_CHAR | SQL_CVT_NUMERIC | SQL_CVT_DECIMAL |
SQL_CVT_INTEGER | SQL_CVT_SMALLINT | SQL_CVT_FLOAT |
SQL_CVT_REAL | SQL_CVT_DOUBLE | SQL_CVT_VARCHAR |
SQL_CVT_LONGVARCHAR | SQL_CVT_BIT | SQL_CVT_TINYINT |
SQL_CVT_BIGINT | SQL_CVT_DATE | SQL_CVT_TIME |
SQL_CVT_TIMESTAMP);
case SQL_CONVERT_BINARY:
case SQL_CONVERT_VARBINARY:
case SQL_CONVERT_LONGVARBINARY:
case SQL_CONVERT_INTERVAL_DAY_TIME:
case SQL_CONVERT_INTERVAL_YEAR_MONTH:
MYINFO_SET_ULONG(0);
case SQL_CONVERT_FUNCTIONS:
/* MySQL's CONVERT() and CAST() functions aren't SQL compliant yet. */
MYINFO_SET_ULONG(0);
case SQL_CORRELATION_NAME:
MYINFO_SET_USHORT(SQL_CN_DIFFERENT);
case SQL_CREATE_ASSERTION:
case SQL_CREATE_CHARACTER_SET:
case SQL_CREATE_COLLATION:
case SQL_CREATE_DOMAIN:
case SQL_CREATE_SCHEMA:
MYINFO_SET_ULONG(0);
case SQL_CREATE_TABLE:
MYINFO_SET_ULONG(SQL_CT_CREATE_TABLE | SQL_CT_COMMIT_DELETE |
SQL_CT_LOCAL_TEMPORARY | SQL_CT_COLUMN_DEFAULT |
SQL_CT_COLUMN_COLLATION);
case SQL_CREATE_TRANSLATION:
MYINFO_SET_ULONG(0);
case SQL_CREATE_VIEW:
/** @todo SQL_CV_LOCAL ? */
if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_ULONG(SQL_CV_CREATE_VIEW | SQL_CV_CHECK_OPTION |
SQL_CV_CASCADED);
else
MYINFO_SET_ULONG(0);
case SQL_CURSOR_COMMIT_BEHAVIOR:
case SQL_CURSOR_ROLLBACK_BEHAVIOR:
MYINFO_SET_USHORT(SQL_CB_PRESERVE);
#ifdef SQL_CURSOR_SENSITIVITY
case SQL_CURSOR_SENSITIVITY:
MYINFO_SET_ULONG(SQL_UNSPECIFIED);
#endif
#ifdef SQL_CURSOR_ROLLBACK_SQL_CURSOR_SENSITIVITY
case SQL_CURSOR_ROLLBACK_SQL_CURSOR_SENSITIVITY:
MYINFO_SET_ULONG(SQL_UNSPECIFIED);
#endif
case SQL_DATA_SOURCE_NAME:
MYINFO_SET_STR(dbc->ds ? dbc->ds->name8 : NULL);
case SQL_DATA_SOURCE_READ_ONLY:
MYINFO_SET_STR("N");
case SQL_DATABASE_NAME:
if (is_connected(dbc) && reget_current_catalog(dbc))
return set_dbc_error(dbc, "HY000",
"SQLGetInfo() failed to return current catalog.",
0);
MYINFO_SET_STR(dbc->database);
case SQL_DATETIME_LITERALS:
MYINFO_SET_ULONG(SQL_DL_SQL92_DATE | SQL_DL_SQL92_TIME |
SQL_DL_SQL92_TIMESTAMP);
case SQL_DBMS_NAME:
MYINFO_SET_STR("MySQL");
case SQL_DBMS_VER:
/** @todo technically this is not right: should be ##.##.#### */
MYINFO_SET_STR(dbc->mysql.server_version);
case SQL_DDL_INDEX:
MYINFO_SET_ULONG(SQL_DI_CREATE_INDEX | SQL_DI_DROP_INDEX);
case SQL_DEFAULT_TXN_ISOLATION:
MYINFO_SET_ULONG(DEFAULT_TXN_ISOLATION);
case SQL_DESCRIBE_PARAMETER:
MYINFO_SET_STR("N");
case SQL_DRIVER_NAME:
#ifdef WIN32
MYINFO_SET_STR("myodbc5.dll");
#else
MYINFO_SET_STR("libmyodbc5.so");
#endif
case SQL_DRIVER_ODBC_VER:
MYINFO_SET_STR("03.51"); /* What standard we implement */
case SQL_DRIVER_VER:
MYINFO_SET_STR(DRIVER_VERSION);
case SQL_DROP_ASSERTION:
case SQL_DROP_CHARACTER_SET:
case SQL_DROP_COLLATION:
case SQL_DROP_DOMAIN:
case SQL_DROP_SCHEMA:
case SQL_DROP_TRANSLATION:
MYINFO_SET_ULONG(0);
case SQL_DROP_TABLE:
MYINFO_SET_ULONG(SQL_DT_DROP_TABLE | SQL_DT_CASCADE | SQL_DT_RESTRICT);
case SQL_DROP_VIEW:
if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_ULONG(SQL_DV_DROP_VIEW | SQL_DV_CASCADE | SQL_DV_RESTRICT);
else
MYINFO_SET_ULONG(0);
case SQL_DYNAMIC_CURSOR_ATTRIBUTES1:
if (dbc->ds && !dbc->ds->force_use_of_forward_only_cursors &&
dbc->ds->dynamic_cursor)
MYINFO_SET_ULONG(SQL_CA1_NEXT | SQL_CA1_ABSOLUTE | SQL_CA1_RELATIVE |
SQL_CA1_LOCK_NO_CHANGE | SQL_CA1_POS_POSITION |
SQL_CA1_POS_UPDATE | SQL_CA1_POS_DELETE |
SQL_CA1_POS_REFRESH | SQL_CA1_POSITIONED_UPDATE |
SQL_CA1_POSITIONED_DELETE | SQL_CA1_BULK_ADD);
else
MYINFO_SET_ULONG(0);
case SQL_DYNAMIC_CURSOR_ATTRIBUTES2:
if (dbc->ds && !dbc->ds->force_use_of_forward_only_cursors &&
dbc->ds->dynamic_cursor)
MYINFO_SET_ULONG(SQL_CA2_SENSITIVITY_ADDITIONS |
SQL_CA2_SENSITIVITY_DELETIONS |
SQL_CA2_SENSITIVITY_UPDATES |
SQL_CA2_MAX_ROWS_SELECT | SQL_CA2_MAX_ROWS_INSERT |
SQL_CA2_MAX_ROWS_DELETE | SQL_CA2_MAX_ROWS_UPDATE |
SQL_CA2_CRC_EXACT | SQL_CA2_SIMULATE_TRY_UNIQUE);
else
MYINFO_SET_ULONG(0);
case SQL_EXPRESSIONS_IN_ORDERBY:
MYINFO_SET_STR("Y");
case SQL_FILE_USAGE:
MYINFO_SET_USHORT(SQL_FILE_NOT_SUPPORTED);
case SQL_FORWARD_ONLY_CURSOR_ATTRIBUTES1:
MYINFO_SET_ULONG(dbc->ds && dbc->ds->force_use_of_forward_only_cursors ?
SQL_CA1_NEXT :
SQL_CA1_NEXT | SQL_CA1_ABSOLUTE | SQL_CA1_RELATIVE |
SQL_CA1_LOCK_NO_CHANGE | SQL_CA1_POS_POSITION |
SQL_CA1_POS_UPDATE | SQL_CA1_POS_DELETE |
SQL_CA1_POS_REFRESH | SQL_CA1_POSITIONED_UPDATE |
SQL_CA1_POSITIONED_DELETE | SQL_CA1_BULK_ADD);
case SQL_FORWARD_ONLY_CURSOR_ATTRIBUTES2:
MYINFO_SET_ULONG(SQL_CA2_MAX_ROWS_SELECT | SQL_CA2_MAX_ROWS_INSERT |
SQL_CA2_MAX_ROWS_DELETE | SQL_CA2_MAX_ROWS_UPDATE |
(dbc->ds && dbc->ds->force_use_of_forward_only_cursors ?
0 : SQL_CA2_CRC_EXACT));
case SQL_GETDATA_EXTENSIONS:
MYINFO_SET_ULONG(SQL_GD_ANY_COLUMN | SQL_GD_ANY_ORDER | SQL_GD_BLOCK |
SQL_GD_BOUND);
case SQL_GROUP_BY:
MYINFO_SET_USHORT(SQL_GB_NO_RELATION);
case SQL_IDENTIFIER_CASE:
MYINFO_SET_USHORT(SQL_IC_MIXED);
case SQL_IDENTIFIER_QUOTE_CHAR:
MYINFO_SET_STR("`");
case SQL_INDEX_KEYWORDS:
MYINFO_SET_ULONG(SQL_IK_ALL);
case SQL_INFO_SCHEMA_VIEWS:
/*
We have INFORMATION_SCHEMA.SCHEMATA, but we don't report it
because the driver exposes databases (schema) as catalogs.
*/
if (is_minimum_version(dbc->mysql.server_version, "5.1", 3))
MYINFO_SET_ULONG(SQL_ISV_CHARACTER_SETS | SQL_ISV_COLLATIONS |
SQL_ISV_COLUMN_PRIVILEGES | SQL_ISV_COLUMNS |
SQL_ISV_KEY_COLUMN_USAGE |
SQL_ISV_REFERENTIAL_CONSTRAINTS |
/* SQL_ISV_SCHEMATA | */ SQL_ISV_TABLE_CONSTRAINTS |
SQL_ISV_TABLE_PRIVILEGES | SQL_ISV_TABLES |
SQL_ISV_VIEWS);
else if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_ULONG(SQL_ISV_CHARACTER_SETS | SQL_ISV_COLLATIONS |
SQL_ISV_COLUMN_PRIVILEGES | SQL_ISV_COLUMNS |
SQL_ISV_KEY_COLUMN_USAGE | /* SQL_ISV_SCHEMATA | */
SQL_ISV_TABLE_CONSTRAINTS | SQL_ISV_TABLE_PRIVILEGES |
SQL_ISV_TABLES | SQL_ISV_VIEWS);
else
MYINFO_SET_ULONG(0);
case SQL_INSERT_STATEMENT:
MYINFO_SET_ULONG(SQL_IS_INSERT_LITERALS | SQL_IS_INSERT_SEARCHED |
SQL_IS_SELECT_INTO);
case SQL_INTEGRITY:
MYINFO_SET_STR("N");
case SQL_KEYSET_CURSOR_ATTRIBUTES1:
case SQL_KEYSET_CURSOR_ATTRIBUTES2:
MYINFO_SET_ULONG(0);
case SQL_KEYWORDS:
/*
These lists were generated by taking the list of reserved words from
the MySQL Reference Manual (which is, in turn, generated from the source)
with the pre-reserved ODBC keywords removed.
*/
if (is_minimum_version(dbc->mysql.server_version, "5.1", 3))
MYINFO_SET_STR("ACCESSIBLE,ANALYZE,ASENSITIVE,BEFORE,BIGINT,BINARY,BLOB,"
"CALL,CHANGE,CONDITION,DATABASE,DATABASES,DAY_HOUR,"
"DAY_MICROSECOND,DAY_MINUTE,DAY_SECOND,DELAYED,"
"DETERMINISTIC,DISTINCTROW,DIV,DUAL,EACH,ELSEIF,ENCLOSED,"
"ESCAPED,EXIT,EXPLAIN,FLOAT4,FLOAT8,FORCE,FULLTEXT,"
"HIGH_PRIORITY,HOUR_MICROSECOND,HOUR_MINUTE,HOUR_SECOND,"
"IF,IGNORE,INFILE,INOUT,INT1,INT2,INT3,INT4,INT8,ITERATE,"
"KEYS,KILL,LEAVE,LIMIT,LINEAR,LINES,LOAD,LOCALTIME,"
"LOCALTIMESTAMP,LOCK,LONG,LONGBLOB,LONGTEXT,LOOP,"
"LOW_PRIORITY,MASTER_SSL_VERIFY_SERVER_CERT,MEDIUMBLOB,"
"MEDIUMINT,MEDIUMTEXT,MIDDLEINT,MINUTE_MICROSECOND,"
"MINUTE_SECOND,MOD,MODIFIES,NO_WRITE_TO_BINLOG,OPTIMIZE,"
"OPTIONALLY,OUT,OUTFILE,PURGE,RANGE,READ_ONLY,READS,"
"READ_WRITE,REGEXP,RELEASE,RENAME,REPEAT,REPLACE,REQUIRE,"
"RETURN,RLIKE,SCHEMAS,SECOND_MICROSECOND,SENSITIVE,"
"SEPARATOR,SHOW,SPATIAL,SPECIFIC,SQL_BIG_RESULT,"
"SQL_CALC_FOUND_ROWS,SQLEXCEPTION,SQL_SMALL_RESULT,SSL,"
"STARTING,STRAIGHT_JOIN,TERMINATED,TINYBLOB,TINYINT,"
"TINYTEXT,TRIGGER,UNDO,UNLOCK,UNSIGNED,USE,UTC_DATE,"
"UTC_TIME,UTC_TIMESTAMP,VARBINARY,VARCHARACTER,WHILE,X509,"
"XOR,YEAR_MONTH,ZEROFILL");
else if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_STR("ANALYZE,ASENSITIVE,BEFORE,BIGINT,BINARY,BLOB,CALL,CHANGE,"
"CONDITION,DATABASE,DATABASES,DAY_HOUR,DAY_MICROSECOND,"
"DAY_MINUTE,DAY_SECOND,DELAYED,DETERMINISTIC,DISTINCTROW,"
"DIV,DUAL,EACH,ELSEIF,ENCLOSED,ESCAPED,EXIT,EXPLAIN,"
"FLOAT4,FLOAT8,FORCE,FULLTEXT,HIGH_PRIORITY,"
"HOUR_MICROSECOND,HOUR_MINUTE,HOUR_SECOND,IF,IGNORE,"
"INFILE,INOUT,INT1,INT2,INT3,INT4,INT8,ITERATE,KEYS,KILL,"
"LEAVE,LIMIT,LINES,LOAD,LOCALTIME,LOCALTIMESTAMP,LOCK,"
"LONG,LONGBLOB,LONGTEXT,LOOP,LOW_PRIORITY,MEDIUMBLOB,"
"MEDIUMINT,MEDIUMTEXT,MIDDLEINT,MINUTE_MICROSECOND,"
"MINUTE_SECOND,MOD,MODIFIES,NO_WRITE_TO_BINLOG,OPTIMIZE,"
"OPTIONALLY,OUT,OUTFILE,PURGE,RAID0,READS,REGEXP,RELEASE,"
"RENAME,REPEAT,REPLACE,REQUIRE,RETURN,RLIKE,SCHEMAS,"
"SECOND_MICROSECOND,SENSITIVE,SEPARATOR,SHOW,SONAME,"
"SPATIAL,SPECIFIC,SQL_BIG_RESULT,SQL_CALC_FOUND_ROWS,"
"SQLEXCEPTION,SQL_SMALL_RESULT,SSL,STARTING,STRAIGHT_JOIN,"
"TERMINATED,TINYBLOB,TINYINT,TINYTEXT,TRIGGER,UNDO,UNLOCK,"
"UNSIGNED,USE,UTC_DATE,UTC_TIME,UTC_TIMESTAMP,VARBINARY,"
"VARCHARACTER,WHILE,X509,XOR,YEAR_MONTH,ZEROFILL");
else
MYINFO_SET_STR("ANALYZE,BEFORE,BIGINT,BINARY,BLOB,CHANGE,COLUMNS,"
"DATABASE,DATABASES,DAY_HOUR,DAY_MICROSECOND,DAY_MINUTE,"
"DAY_SECOND,DELAYED,DISTINCTROW,DIV,DUAL,ENCLOSED,ESCAPED,"
"EXPLAIN,FIELDS,FLOAT4,FLOAT8,FORCE,FULLTEXT,"
"HIGH_PRIORITY,HOUR_MICROSECOND,HOUR_MINUTE,HOUR_SECOND,"
"IF,IGNORE,INFILE,INT1,INT2,INT3,INT4,INT8,KEYS,KILL,"
"LIMIT,LINES,LOAD,LOCALTIME,LOCALTIMESTAMP,LOCK,LONG,"
"LONGBLOB,LONGTEXT,LOW_PRIORITY,MEDIUMBLOB,MEDIUMINT,"
"MEDIUMTEXT,MIDDLEINT,MINUTE_MICROSECOND,MINUTE_SECOND,"
"MOD,NO_WRITE_TO_BINLOG,OPTIMIZE,OPTIONALLY,OUTFILE,PURGE,"
"RAID0,REGEXP,RENAME,REPLACE,REQUIRE,RLIKE,"
"SECOND_MICROSECOND,SEPARATOR,SHOW,SONAME,SPATIAL,"
"SQL_BIG_RESULT,SQL_CALC_FOUND_ROWS,SQL_SMALL_RESULT,SSL,"
"STARTING,STRAIGHT_JOIN,TABLES,TERMINATED,TINYBLOB,"
"TINYINT,TINYTEXT,UNLOCK,UNSIGNED,USE,UTC_DATE,UTC_TIME,"
"UTC_TIMESTAMP,VARBINARY,VARCHARACTER,X509,XOR,YEAR_MONTH,"
"ZEROFILL");
case SQL_LIKE_ESCAPE_CLAUSE:
MYINFO_SET_STR("Y");
case SQL_MAX_ASYNC_CONCURRENT_STATEMENTS:
MYINFO_SET_ULONG(0);
case SQL_MAX_BINARY_LITERAL_LEN:
MYINFO_SET_ULONG(0);
case SQL_MAX_CATALOG_NAME_LEN:
MYINFO_SET_USHORT(NAME_LEN);
case SQL_MAX_CHAR_LITERAL_LEN:
MYINFO_SET_ULONG(0);
case SQL_MAX_COLUMN_NAME_LEN:
MYINFO_SET_USHORT(NAME_LEN);
case SQL_MAX_COLUMNS_IN_GROUP_BY:
MYINFO_SET_USHORT(0); /* No specific limit */
case SQL_MAX_COLUMNS_IN_INDEX:
MYINFO_SET_USHORT(32);
case SQL_MAX_COLUMNS_IN_ORDER_BY:
MYINFO_SET_USHORT(0); /* No specific limit */
case SQL_MAX_COLUMNS_IN_SELECT:
MYINFO_SET_USHORT(0); /* No specific limit */
case SQL_MAX_COLUMNS_IN_TABLE:
MYINFO_SET_USHORT(0); /* No specific limit */
case SQL_MAX_CONCURRENT_ACTIVITIES:
MYINFO_SET_USHORT(0); /* No specific limit */
case SQL_MAX_CURSOR_NAME_LEN:
MYINFO_SET_USHORT(MYSQL_MAX_CURSOR_LEN);
case SQL_MAX_DRIVER_CONNECTIONS:
MYINFO_SET_USHORT(0); /* No specific limit */
case SQL_MAX_IDENTIFIER_LEN:
MYINFO_SET_USHORT(NAME_LEN);
case SQL_MAX_INDEX_SIZE:
if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_USHORT(3072);
else
MYINFO_SET_USHORT(1024);
case SQL_MAX_PROCEDURE_NAME_LEN:
MYINFO_SET_USHORT(NAME_LEN);
case SQL_MAX_ROW_SIZE:
MYINFO_SET_ULONG(0); /* No specific limit */
case SQL_MAX_ROW_SIZE_INCLUDES_LONG:
MYINFO_SET_STR("Y");
case SQL_MAX_SCHEMA_NAME_LEN:
MYINFO_SET_USHORT(0);
case SQL_MAX_STATEMENT_LEN:
MYINFO_SET_ULONG(net_buffer_length);
case SQL_MAX_TABLE_NAME_LEN:
MYINFO_SET_USHORT(NAME_LEN);
case SQL_MAX_TABLES_IN_SELECT:
if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_USHORT(63);
else
MYINFO_SET_USHORT(31);
case SQL_MAX_USER_NAME_LEN:
MYINFO_SET_USHORT(USERNAME_LENGTH);
case SQL_MULT_RESULT_SETS:
MYINFO_SET_STR("Y");
case SQL_MULTIPLE_ACTIVE_TXN:
MYINFO_SET_STR("Y");
case SQL_NEED_LONG_DATA_LEN:
MYINFO_SET_STR("N");
case SQL_NON_NULLABLE_COLUMNS:
MYINFO_SET_USHORT(SQL_NNC_NON_NULL);
case SQL_NULL_COLLATION:
MYINFO_SET_USHORT(SQL_NC_LOW);
case SQL_NUMERIC_FUNCTIONS:
MYINFO_SET_ULONG(SQL_FN_NUM_ABS | SQL_FN_NUM_ACOS | SQL_FN_NUM_ASIN |
SQL_FN_NUM_ATAN | SQL_FN_NUM_ATAN2 | SQL_FN_NUM_CEILING |
SQL_FN_NUM_COS | SQL_FN_NUM_COT | SQL_FN_NUM_EXP |
SQL_FN_NUM_FLOOR | SQL_FN_NUM_LOG | SQL_FN_NUM_MOD |
SQL_FN_NUM_SIGN | SQL_FN_NUM_SIN | SQL_FN_NUM_SQRT |
SQL_FN_NUM_TAN | SQL_FN_NUM_PI | SQL_FN_NUM_RAND |
SQL_FN_NUM_DEGREES | SQL_FN_NUM_LOG10 | SQL_FN_NUM_POWER |
SQL_FN_NUM_RADIANS | SQL_FN_NUM_ROUND |
SQL_FN_NUM_TRUNCATE);
case SQL_ODBC_API_CONFORMANCE:
MYINFO_SET_USHORT(SQL_OAC_LEVEL1);
case SQL_ODBC_INTERFACE_CONFORMANCE:
MYINFO_SET_ULONG(SQL_OIC_LEVEL1);
case SQL_ODBC_SQL_CONFORMANCE:
MYINFO_SET_USHORT(SQL_OSC_CORE);
case SQL_OJ_CAPABILITIES:
MYINFO_SET_ULONG(SQL_OJ_LEFT | SQL_OJ_RIGHT | SQL_OJ_NESTED |
SQL_OJ_NOT_ORDERED | SQL_OJ_INNER |
SQL_OJ_ALL_COMPARISON_OPS);
case SQL_ORDER_BY_COLUMNS_IN_SELECT:
MYINFO_SET_STR("N");
case SQL_PARAM_ARRAY_ROW_COUNTS:
MYINFO_SET_ULONG(SQL_PARC_NO_BATCH);
case SQL_PARAM_ARRAY_SELECTS:
MYINFO_SET_ULONG(SQL_PAS_NO_SELECT);
case SQL_PROCEDURE_TERM:
if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_STR("stored procedure");
else
MYINFO_SET_STR("");
case SQL_PROCEDURES:
if (is_minimum_version(dbc->mysql.server_version, "5.0", 3))
MYINFO_SET_STR("Y");
else
MYINFO_SET_STR("N");
case SQL_POS_OPERATIONS:
if (dbc->ds && dbc->ds->force_use_of_forward_only_cursors)
MYINFO_SET_ULONG(0);
else
MYINFO_SET_ULONG(SQL_POS_POSITION | SQL_POS_UPDATE | SQL_POS_DELETE |
SQL_POS_ADD | SQL_POS_REFRESH);
case SQL_QUOTED_IDENTIFIER_CASE:
MYINFO_SET_USHORT(SQL_IC_SENSITIVE);
case SQL_ROW_UPDATES:
MYINFO_SET_STR("N");
case SQL_SCHEMA_TERM:
/* This is because we map MySQL database (schema) to catalog. */
MYINFO_SET_STR("");
case SQL_SCHEMA_USAGE:
MYINFO_SET_ULONG(0);
case SQL_SCROLL_OPTIONS:
MYINFO_SET_ULONG(SQL_SO_FORWARD_ONLY |
(dbc->ds && dbc->ds->force_use_of_forward_only_cursors ?
0 : SQL_SO_STATIC |
(dbc->ds && dbc->ds->dynamic_cursor ? SQL_SO_DYNAMIC : 0)));
case SQL_SEARCH_PATTERN_ESCAPE:
MYINFO_SET_STR("\\");
case SQL_SERVER_NAME:
MYINFO_SET_STR(dbc->mysql.host_info);
case SQL_SPECIAL_CHARACTERS:
/* We can handle anything but / and \xff. */
MYINFO_SET_STR(" !\"#%&'()*+,-.:;<=>?@[\\]^`{|}~");
case SQL_SQL_CONFORMANCE:
MYINFO_SET_ULONG(SQL_SC_SQL92_INTERMEDIATE);
case SQL_SQL92_DATETIME_FUNCTIONS:
MYINFO_SET_ULONG(SQL_SDF_CURRENT_DATE | SQL_SDF_CURRENT_TIME |
SQL_SDF_CURRENT_TIMESTAMP);
case SQL_SQL92_FOREIGN_KEY_DELETE_RULE:
case SQL_SQL92_FOREIGN_KEY_UPDATE_RULE:
MYINFO_SET_ULONG(0);
case SQL_SQL92_GRANT:
MYINFO_SET_ULONG(SQL_SG_DELETE_TABLE | SQL_SG_INSERT_COLUMN |
SQL_SG_INSERT_TABLE | SQL_SG_REFERENCES_TABLE |
SQL_SG_REFERENCES_COLUMN | SQL_SG_SELECT_TABLE |
SQL_SG_UPDATE_COLUMN | SQL_SG_UPDATE_TABLE |
SQL_SG_WITH_GRANT_OPTION);
case SQL_SQL92_NUMERIC_VALUE_FUNCTIONS:
MYINFO_SET_ULONG(SQL_SNVF_BIT_LENGTH | SQL_SNVF_CHAR_LENGTH |
SQL_SNVF_CHARACTER_LENGTH | SQL_SNVF_EXTRACT |
SQL_SNVF_OCTET_LENGTH | SQL_SNVF_POSITION);
case SQL_SQL92_PREDICATES:
MYINFO_SET_ULONG(SQL_SP_BETWEEN | SQL_SP_COMPARISON | SQL_SP_EXISTS |
SQL_SP_IN | SQL_SP_ISNOTNULL | SQL_SP_ISNULL |
SQL_SP_LIKE /*| SQL_SP_MATCH_FULL |SQL_SP_MATCH_PARTIAL |
SQL_SP_MATCH_UNIQUE_FULL | SQL_SP_MATCH_UNIQUE_PARTIAL |
SQL_SP_OVERLAPS */ | SQL_SP_QUANTIFIED_COMPARISON /*|
SQL_SP_UNIQUE */);
case SQL_SQL92_RELATIONAL_JOIN_OPERATORS:
MYINFO_SET_ULONG(SQL_SRJO_CROSS_JOIN | SQL_SRJO_INNER_JOIN |
SQL_SRJO_LEFT_OUTER_JOIN | SQL_SRJO_NATURAL_JOIN |
SQL_SRJO_RIGHT_OUTER_JOIN);
case SQL_SQL92_REVOKE:
MYINFO_SET_ULONG(SQL_SR_DELETE_TABLE | SQL_SR_INSERT_COLUMN |
SQL_SR_INSERT_TABLE | SQL_SR_REFERENCES_TABLE |
SQL_SR_REFERENCES_COLUMN | SQL_SR_SELECT_TABLE |
SQL_SR_UPDATE_COLUMN | SQL_SR_UPDATE_TABLE);
case SQL_SQL92_ROW_VALUE_CONSTRUCTOR:
MYINFO_SET_ULONG(SQL_SRVC_VALUE_EXPRESSION | SQL_SRVC_NULL |
SQL_SRVC_DEFAULT | SQL_SRVC_ROW_SUBQUERY);
case SQL_SQL92_STRING_FUNCTIONS:
MYINFO_SET_ULONG(SQL_SSF_CONVERT | SQL_SSF_LOWER | SQL_SSF_UPPER |
SQL_SSF_SUBSTRING | SQL_SSF_TRANSLATE | SQL_SSF_TRIM_BOTH |
SQL_SSF_TRIM_LEADING | SQL_SSF_TRIM_TRAILING);
case SQL_SQL92_VALUE_EXPRESSIONS:
MYINFO_SET_ULONG(SQL_SVE_CASE | SQL_SVE_CAST | SQL_SVE_COALESCE |
SQL_SVE_NULLIF);
case SQL_STANDARD_CLI_CONFORMANCE:
MYINFO_SET_ULONG(SQL_SCC_ISO92_CLI);
case SQL_STATIC_CURSOR_ATTRIBUTES1:
MYINFO_SET_ULONG(SQL_CA1_NEXT | SQL_CA1_ABSOLUTE | SQL_CA1_RELATIVE |
SQL_CA1_LOCK_NO_CHANGE | SQL_CA1_POS_POSITION |
SQL_CA1_POS_UPDATE | SQL_CA1_POS_DELETE |
SQL_CA1_POS_REFRESH | SQL_CA1_POSITIONED_UPDATE |
SQL_CA1_POSITIONED_DELETE | SQL_CA1_BULK_ADD);
case SQL_STATIC_CURSOR_ATTRIBUTES2:
MYINFO_SET_ULONG(SQL_CA2_MAX_ROWS_SELECT | SQL_CA2_MAX_ROWS_INSERT |
SQL_CA2_MAX_ROWS_DELETE | SQL_CA2_MAX_ROWS_UPDATE |
SQL_CA2_CRC_EXACT);
case SQL_STRING_FUNCTIONS:
MYINFO_SET_ULONG(SQL_FN_STR_ASCII | SQL_FN_STR_BIT_LENGTH |
SQL_FN_STR_CHAR | SQL_FN_STR_CHAR_LENGTH |
SQL_FN_STR_CONCAT | SQL_FN_STR_INSERT | SQL_FN_STR_LCASE |
SQL_FN_STR_LEFT | SQL_FN_STR_LENGTH | SQL_FN_STR_LOCATE |
SQL_FN_STR_LOCATE_2 | SQL_FN_STR_LTRIM |
SQL_FN_STR_OCTET_LENGTH | SQL_FN_STR_POSITION |
SQL_FN_STR_REPEAT | SQL_FN_STR_REPLACE | SQL_FN_STR_RIGHT |
SQL_FN_STR_RTRIM | SQL_FN_STR_SOUNDEX | SQL_FN_STR_SPACE |
SQL_FN_STR_SUBSTRING | SQL_FN_STR_UCASE);
case SQL_SUBQUERIES:
MYINFO_SET_ULONG(SQL_SQ_CORRELATED_SUBQUERIES | SQL_SQ_COMPARISON |
SQL_SQ_EXISTS | SQL_SQ_IN | SQL_SQ_QUANTIFIED);
case SQL_SYSTEM_FUNCTIONS:
MYINFO_SET_ULONG(SQL_FN_SYS_DBNAME | SQL_FN_SYS_IFNULL |
SQL_FN_SYS_USERNAME);
case SQL_TABLE_TERM:
MYINFO_SET_STR("table");
case SQL_TIMEDATE_ADD_INTERVALS:
case SQL_TIMEDATE_DIFF_INTERVALS:
MYINFO_SET_ULONG(0);
case SQL_TIMEDATE_FUNCTIONS:
MYINFO_SET_ULONG(SQL_FN_TD_CURRENT_DATE | SQL_FN_TD_CURRENT_TIME |
SQL_FN_TD_CURRENT_TIMESTAMP | SQL_FN_TD_CURDATE |
SQL_FN_TD_CURTIME | SQL_FN_TD_DAYNAME |
SQL_FN_TD_DAYOFMONTH | SQL_FN_TD_DAYOFWEEK |
SQL_FN_TD_DAYOFYEAR | SQL_FN_TD_EXTRACT | SQL_FN_TD_HOUR |
/* SQL_FN_TD_JULIAN_DAY | */ SQL_FN_TD_MINUTE |
SQL_FN_TD_MONTH | SQL_FN_TD_MONTHNAME | SQL_FN_TD_NOW |
SQL_FN_TD_QUARTER | SQL_FN_TD_SECOND |
/*SQL_FN_TD_SECONDS_SINCE_MIDNIGHT | */
SQL_FN_TD_TIMESTAMPADD | SQL_FN_TD_TIMESTAMPDIFF |
SQL_FN_TD_WEEK | SQL_FN_TD_YEAR);
case SQL_TXN_CAPABLE:
if (trans_supported(dbc) && (!dbc->ds || !dbc->ds->disable_transactions))
MYINFO_SET_USHORT(SQL_TC_DDL_COMMIT);
else
MYINFO_SET_USHORT(SQL_TC_NONE);
case SQL_TXN_ISOLATION_OPTION:
if (!trans_supported(dbc) || (dbc->ds && dbc->ds->disable_transactions))
MYINFO_SET_ULONG(SQL_TXN_READ_COMMITTED);
else
MYINFO_SET_ULONG(SQL_TXN_READ_COMMITTED | SQL_TXN_READ_UNCOMMITTED |
SQL_TXN_REPEATABLE_READ | SQL_TXN_SERIALIZABLE);
case SQL_UNION:
MYINFO_SET_ULONG(SQL_U_UNION | SQL_U_UNION_ALL);
case SQL_USER_NAME:
MYINFO_SET_STR(dbc->ds ? dbc->ds->uid8 : NULL);
case SQL_XOPEN_CLI_YEAR:
MYINFO_SET_STR("1992");
/* The following aren't listed in the MSDN documentation. */
case SQL_ACCESSIBLE_PROCEDURES:
case SQL_ACCESSIBLE_TABLES:
MYINFO_SET_STR("N");
case SQL_LOCK_TYPES:
MYINFO_SET_ULONG(0);
case SQL_OUTER_JOINS:
MYINFO_SET_STR("Y");
case SQL_POSITIONED_STATEMENTS:
if (dbc->ds && dbc->ds->force_use_of_forward_only_cursors)
MYINFO_SET_ULONG(0);
else
MYINFO_SET_ULONG(SQL_PS_POSITIONED_DELETE | SQL_PS_POSITIONED_UPDATE);
case SQL_SCROLL_CONCURRENCY:
/** @todo this is wrong. */
MYINFO_SET_ULONG(SQL_SS_ADDITIONS | SQL_SS_DELETIONS | SQL_SS_UPDATES);
case SQL_STATIC_SENSITIVITY:
MYINFO_SET_ULONG(SQL_SS_ADDITIONS | SQL_SS_DELETIONS | SQL_SS_UPDATES);
case SQL_FETCH_DIRECTION:
if (dbc->ds && dbc->ds->force_use_of_forward_only_cursors)
MYINFO_SET_ULONG(SQL_FD_FETCH_NEXT);
else
MYINFO_SET_ULONG(SQL_FD_FETCH_NEXT | SQL_FD_FETCH_FIRST |
SQL_FD_FETCH_LAST |
(dbc->ds->user_manager_cursor ? 0 : SQL_FD_FETCH_PRIOR) |
SQL_FD_FETCH_ABSOLUTE | SQL_FD_FETCH_RELATIVE);
case SQL_ODBC_SAG_CLI_CONFORMANCE:
MYINFO_SET_USHORT(SQL_OSCC_COMPLIANT);
default:
{
char buff[80];
sprintf(buff, "Unsupported option: %d to SQLGetInfo", fInfoType);
return set_conn_error(hdbc, MYERR_S1C00, buff, 4000);
}
}
return SQL_SUCCESS;
}
/*
Function sets up a result set containing details of the types
supported by mysql.
*/
MYSQL_FIELD SQL_GET_TYPE_INFO_fields[]=
{
MYODBC_FIELD_STRING("TYPE_NAME", 32, NOT_NULL_FLAG),
MYODBC_FIELD_SHORT("DATA_TYPE", NOT_NULL_FLAG),
MYODBC_FIELD_LONG("COLUMN_SIZE", 0),
MYODBC_FIELD_STRING("LITERAL_PREFIX", 2, 0),
MYODBC_FIELD_STRING("LITERAL_SUFFIX", 1, 0),
MYODBC_FIELD_STRING("CREATE_PARAMS", 15, 0),
MYODBC_FIELD_SHORT("NULLABLE", NOT_NULL_FLAG),
MYODBC_FIELD_SHORT("CASE_SENSITIVE", NOT_NULL_FLAG),
MYODBC_FIELD_SHORT("SEARCHABLE", NOT_NULL_FLAG),
MYODBC_FIELD_SHORT("UNSIGNED_ATTRIBUTE", 0),
MYODBC_FIELD_SHORT("FIXED_PREC_SCALE", NOT_NULL_FLAG),
MYODBC_FIELD_SHORT("AUTO_UNIQUE_VALUE", 0),
MYODBC_FIELD_STRING("LOCAL_TYPE_NAME", 60, 0),
MYODBC_FIELD_SHORT("MINIMUM_SCALE", 0),
MYODBC_FIELD_SHORT("MAXIMUM_SCALE", 0),
MYODBC_FIELD_SHORT("SQL_DATATYPE", NOT_NULL_FLAG),
MYODBC_FIELD_SHORT("SQL_DATETIME_SUB", 0),
MYODBC_FIELD_LONG("NUM_PREC_RADIX", 0),
MYODBC_FIELD_SHORT("INTERVAL_PRECISION", 0),
};
const uint SQL_GET_TYPE_INFO_FIELDS= array_elements(SQL_GET_TYPE_INFO_fields);
#define MYSQL_DATA_TYPES 52
char sql_searchable[6], sql_unsearchable[6], sql_nullable[6], sql_no_nulls[6],
sql_bit[6], sql_tinyint[6], sql_smallint[6], sql_integer[6], sql_bigint[6],
sql_float[6], sql_real[6], sql_double[6], sql_char[6], sql_varchar[6],
sql_longvarchar[6], sql_timestamp[6], sql_decimal[6], sql_numeric[6],
sql_varbinary[6], sql_time[6], sql_date[6], sql_binary[6],
sql_longvarbinary[6], sql_datetime[6];
char *SQL_GET_TYPE_INFO_values[MYSQL_DATA_TYPES][19]=
{
/* SQL_BIT= -7 */
{"bit",sql_bit,"1",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"bit(1)",NULL,NULL,sql_bit,NULL,NULL,NULL},
/* SQL_TINY= -6 */
{"tinyint",sql_tinyint,"3",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","tinyint",NULL,NULL,sql_tinyint,NULL,"10",NULL},
{"tinyint unsigned",sql_tinyint,"3",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"1","0","0","tinyint unsigned",NULL,NULL,sql_tinyint,NULL,"10",NULL},
{"tinyint auto_increment",sql_tinyint,"3",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","tinyint auto_increment",NULL,NULL,sql_tinyint, NULL,"10",NULL},
{"tinyint unsigned auto_increment",sql_tinyint,"3",NULL,NULL,NULL,sql_no_nulls, "0",sql_searchable,"1","0","1","tinyint unsigned auto_increment",NULL,NULL, sql_tinyint,NULL,"10",NULL},
/* SQL_BIGINT= -5 */
{"bigint",sql_bigint,"19",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","bigint",NULL,NULL,sql_bigint,NULL,"10",NULL},
{"bigint unsigned",sql_bigint,"20",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"1","0","0","bigint unsigned",NULL,NULL,sql_bigint,NULL,"10",NULL},
{"bigint auto_increment",sql_bigint,"19",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","bigint auto_increment",NULL,NULL,sql_bigint,NULL,"10",NULL},
{"bigint unsigned auto_increment",sql_bigint,"20",NULL,NULL,NULL,sql_no_nulls, "0",sql_searchable,"1","0","1","bigint unsigned auto_increment",NULL,NULL,sql_bigint, NULL,"10",NULL},
/* SQL_LONGVARBINARY= -4 */
{"long varbinary",sql_longvarbinary,"16777215","0x",NULL,NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"mediumblob",NULL,NULL,sql_longvarbinary,NULL,NULL,NULL},
{"blob",sql_longvarbinary,"65535","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"binary large object (0-65535)",NULL,NULL,sql_longvarbinary,NULL,NULL,NULL},
{"longblob",sql_longvarbinary,"2147483647","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"binary large object, use mediumblob instead",NULL,NULL,sql_longvarbinary,NULL,NULL,NULL},
{"tinyblob",sql_longvarbinary,"255","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"binary large object (0-255)",NULL,NULL,sql_longvarbinary,NULL,NULL,NULL},
{"mediumblob",sql_longvarbinary,"16777215","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"binary large object",NULL,NULL,sql_longvarbinary,NULL,NULL,NULL},
/* SQL_VARBINARY= -3 */
{"varbinary",sql_varbinary,"255","'","'","length",sql_nullable,"0",sql_searchable,NULL,"0",NULL,"varbinary",NULL,NULL,sql_varbinary,NULL,NULL,NULL},
/* SQL_BINARY= -2 */
{"binary",sql_binary,"255","'","'","length",sql_nullable,"0",sql_searchable,NULL,"0",NULL,"binary",NULL,NULL,sql_binary,NULL,NULL,NULL},
/* SQL_LONGVARCHAR= -1 */
{"long varchar",sql_longvarchar,"16777215","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"mediumtext",NULL,NULL,sql_longvarchar,NULL,NULL,NULL},
{"text",sql_longvarchar,"65535","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"text(0-65535)",NULL,NULL,sql_longvarchar,NULL,NULL,NULL},
{"mediumtext",sql_longvarchar,"16777215","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"mediumtext",NULL,NULL,sql_longvarchar,NULL,NULL,NULL},
{"longtext",sql_longvarchar,"2147483647","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"longtext",NULL,NULL,sql_longvarchar,NULL,NULL,NULL},
{"tinytext",sql_longvarchar,"255","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"tinytext",NULL,NULL,sql_longvarchar,NULL,NULL,NULL},
/* SQL_CHAR= 1 */
{"char",sql_char,"255","'","'","length",sql_nullable,"0",sql_searchable,NULL,"0",NULL,"char",NULL,NULL,sql_char,NULL,NULL,NULL},
/* SQL_NUMERIC= 2 */
{"numeric",sql_numeric,"19",NULL,NULL,"precision,scale",sql_nullable,"0",sql_searchable,"0","0","0","numeric","0","19",sql_numeric,NULL,"10",NULL},
/* SQL_DECIMAL= 3 */
{"decimal",sql_decimal,"19",NULL,NULL,"precision,scale",sql_nullable,"0",sql_searchable,"0","0","0","decimal","0","19",sql_decimal,NULL,"10",NULL},
/* SQL_INTEGER= 4 */
{"integer",sql_integer,"10",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","integer",NULL,NULL,sql_integer,NULL,"10",NULL},
{"integer unsigned",sql_integer,"10",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"1","0","0","integer unsigned",NULL,NULL,sql_integer,NULL,"10",NULL},
{"int",sql_integer,"10",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","integer",NULL,NULL,sql_integer,NULL,"10",NULL},
{"int unsigned",sql_integer,"10",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"1","0","0","integer unsigned",NULL,NULL,sql_integer,NULL,"10",NULL},
{"mediumint",sql_integer,"7",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","Medium integer",NULL,NULL,sql_integer,NULL,"10",NULL},
{"mediumint unsigned",sql_integer,"8",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"1","0","0","Medium integer unsigned",NULL,NULL,sql_integer,NULL,"10",NULL},
{"integer auto_increment",sql_integer,"10",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","integer auto_increment",NULL,NULL,sql_integer, NULL,"10",NULL},
{"integer unsigned auto_increment",sql_integer,"10",NULL,NULL,NULL,sql_no_nulls, "0",sql_searchable,"1","0","1","integer unsigned auto_increment",NULL,NULL, sql_integer,NULL,"10",NULL},
{"int auto_increment",sql_integer,"10",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","integer auto_increment",NULL,NULL,sql_integer, NULL,"10",NULL},
{"int unsigned auto_increment",sql_integer,"10",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"1","0","1","integer unsigned auto_increment",NULL,NULL,sql_integer,NULL,"10",NULL},
{"mediumint auto_increment",sql_integer,"7",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","Medium integer auto_increment",NULL,NULL,sql_integer,NULL,"10",NULL},
{"mediumint unsigned auto_increment",sql_integer,"8",NULL,NULL,NULL,sql_no_nulls, "0",sql_searchable,"1","0","1","Medium integer unsigned auto_increment",NULL,NULL, sql_integer,NULL,"10",NULL},
/* SQL_SMALLINT= 5 */
{"smallint",sql_smallint,"5",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","smallint",NULL,NULL,sql_smallint,NULL,"10",NULL},
{"smallint unsigned",sql_smallint,"5",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"1","0","0","smallint unsigned",NULL,NULL,sql_smallint,NULL,"10",NULL},
{"smallint auto_increment",sql_smallint,"5",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","smallint auto_increment",NULL,NULL,sql_smallint,NULL,"10",NULL},
{"smallint unsigned auto_increment",sql_smallint,"5",NULL,NULL,NULL,sql_no_nulls, "0",sql_searchable,"1","0","1","smallint unsigned auto_increment",NULL,NULL, sql_smallint,NULL,"10",NULL},
/* SQL_FLOAT= 6 */
{"double",sql_float,"15",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","double","0","4",sql_float, NULL,"10",NULL},
{"double auto_increment",sql_float,"15",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","double auto_increment","0","4",sql_float,NULL,"10",NULL},
/* SQL_REAL= 7 */
{"float",sql_real,"7",NULL,NULL,NULL,sql_nullable, "0",sql_unsearchable,"0","0","0","float","0","2",sql_real, NULL,"10",NULL},
{"float auto_increment",sql_real,"7",NULL,NULL,NULL,sql_no_nulls,"0",sql_unsearchable,"0","0","1","float auto_increment","0","2",sql_real,NULL,"10",NULL},
/* SQL_DOUBLE= 8 */
{"double",sql_double,"15",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","double","0","4",sql_double,NULL,"10",NULL},
{"double auto_increment",sql_double,"15",NULL,NULL,NULL,sql_no_nulls,"0",sql_searchable,"0","0","1","double auto_increment","0","4",sql_double,NULL,"10",NULL},
/* SQL_TYPE_DATE= 91 */
{"date",sql_date,"10","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"date",NULL,NULL,sql_datetime,sql_date,NULL,NULL},
/* SQL_TYPE_TIME= 92 */
{"time",sql_time,"8","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"time",NULL,NULL,sql_datetime,sql_time,NULL,NULL},
/* YEAR - SQL_SMALLINT */
{"year",sql_smallint,"4",NULL,NULL,NULL,sql_nullable,"0",sql_searchable,"0","0","0","year",NULL,NULL,sql_smallint,NULL,"10",NULL},
/* SQL_TYPE_TIMESTAMP= 93 */
{"datetime",sql_timestamp,"21","'","'",NULL,sql_nullable,"0",sql_searchable,NULL,"0",NULL,"datetime","0","0",sql_datetime,sql_timestamp,NULL,NULL},
{"timestamp",sql_timestamp,"14","'","'",NULL,sql_no_nulls,"0",sql_searchable,NULL,"0",NULL,"timestamp","0","0",sql_datetime,sql_timestamp,NULL,NULL},
/* SQL_VARCHAR= 12 */
{"varchar",sql_varchar,"255","'","'","length",sql_nullable,"0",sql_searchable,NULL,"0",NULL,"varchar",NULL,NULL,sql_varchar,NULL,NULL,NULL},
/* ENUM and SET are not included -- it confuses some applications. */
};
/**
Return information about data types supported by the server.
@param[in] hstmt Handle of statement
@param[in] fSqlType SQL data type or @c SQL_ALL_TYPES
@since ODBC 1.0
@since ISO SQL 92
*/
SQLRETURN SQL_API MySQLGetTypeInfo(SQLHSTMT hstmt, SQLSMALLINT fSqlType)
{
STMT *stmt= (STMT *)hstmt;
uint i;
my_SQLFreeStmt(hstmt, MYSQL_RESET);
/* use ODBC2 types if called with ODBC3 types on an ODBC2 handle */
if (stmt->dbc->env->odbc_ver == SQL_OV_ODBC2)
{
switch (fSqlType)
{
case SQL_TYPE_DATE:
fSqlType= SQL_DATE;
break;
case SQL_TYPE_TIME:
fSqlType= SQL_TIME;
break;
case SQL_TYPE_TIMESTAMP:
fSqlType= SQL_TIMESTAMP;
break;
}
}
/* Set up result Data dictionary. */
stmt->result= (MYSQL_RES *)my_malloc(sizeof(MYSQL_RES), MYF(MY_ZEROFILL));
stmt->fake_result= 1;
stmt->result_array= (char **)my_malloc(sizeof(SQL_GET_TYPE_INFO_values),
MYF(MY_FAE | MY_ZEROFILL));
if (fSqlType == SQL_ALL_TYPES)
{
memcpy(stmt->result_array,
SQL_GET_TYPE_INFO_values,
sizeof(SQL_GET_TYPE_INFO_values));
stmt->result->row_count= MYSQL_DATA_TYPES;
}
else
{
for (i= 0 ; i < MYSQL_DATA_TYPES ; i++)
{
if (atoi(SQL_GET_TYPE_INFO_values[i][1]) == fSqlType ||
atoi(SQL_GET_TYPE_INFO_values[i][15]) == fSqlType)
{
memcpy(&stmt->result_array[stmt->result->row_count++ *
SQL_GET_TYPE_INFO_FIELDS],
&SQL_GET_TYPE_INFO_values[i][0],
sizeof(char *) * SQL_GET_TYPE_INFO_FIELDS);
}
}
}
mysql_link_fields(stmt, SQL_GET_TYPE_INFO_fields, SQL_GET_TYPE_INFO_FIELDS);
return SQL_SUCCESS;
}
/**
Create strings from some integers for easy initialization of string arrays.
@todo get rid of this. it is evil.
*/
void init_getfunctions(void)
{
my_int2str(SQL_SEARCHABLE,sql_searchable,-10,0);
my_int2str(SQL_UNSEARCHABLE,sql_unsearchable,-10,0);
my_int2str(SQL_NULLABLE,sql_nullable,-10,0);
my_int2str(SQL_NO_NULLS,sql_no_nulls,-10,0);
my_int2str(SQL_BIT,sql_bit,-10,0);
my_int2str(SQL_TINYINT,sql_tinyint,-10,0);
my_int2str(SQL_SMALLINT,sql_smallint,-10,0);
my_int2str(SQL_INTEGER,sql_integer,-10,0);
my_int2str(SQL_BIGINT,sql_bigint,-10,0);
my_int2str(SQL_DECIMAL,sql_decimal,-10,0);
my_int2str(SQL_NUMERIC,sql_numeric,-10,0);
my_int2str(SQL_REAL,sql_real,-10,0);
my_int2str(SQL_FLOAT,sql_float,-10,0);
my_int2str(SQL_DOUBLE,sql_double,-10,0);
my_int2str(SQL_CHAR,sql_char,-10,0);
my_int2str(SQL_VARCHAR,sql_varchar,-10,0);
my_int2str(SQL_LONGVARCHAR,sql_longvarchar,-10,0);
my_int2str(SQL_LONGVARBINARY,sql_longvarbinary,-10,0);
my_int2str(SQL_VARBINARY,sql_varbinary,-10,0);
my_int2str(SQL_BINARY,sql_binary,-10,0);
my_int2str(SQL_DATETIME,sql_datetime,-10,0);
my_int2str(SQL_TYPE_TIMESTAMP,sql_timestamp,-10,0);
my_int2str(SQL_TYPE_DATE,sql_date,-10,0);
my_int2str(SQL_TYPE_TIME,sql_time,-10,0);
# if (ODBCVER < 0x0300)
myodbc_sqlstate2_init();
myodbc_ov2_inited= 1;
# endif
}
/**
Fix some initializations based on the ODBC version.
*/
void myodbc_ov_init(SQLINTEGER odbc_version)
{
if (odbc_version == SQL_OV_ODBC2)
{
my_int2str(SQL_TIMESTAMP,sql_timestamp,-10,0);
my_int2str(SQL_DATE,sql_date,-10,0);
my_int2str(SQL_TIME,sql_time,-10,0);
myodbc_sqlstate2_init();
myodbc_ov2_inited= 1;
}
else
{
if (!myodbc_ov2_inited)
return;
myodbc_ov2_inited= 0;
my_int2str(SQL_TYPE_TIMESTAMP,sql_timestamp,-10,0);
my_int2str(SQL_TYPE_DATE,sql_date,-10,0);
my_int2str(SQL_TYPE_TIME,sql_time,-10,0);
myodbc_sqlstate3_init();
}
}
/**
List of functions supported in the driver.
*/
SQLUSMALLINT myodbc3_functions[]=
{
SQL_API_SQLALLOCCONNECT,
SQL_API_SQLALLOCENV,
SQL_API_SQLALLOCHANDLE,
SQL_API_SQLALLOCSTMT,
SQL_API_SQLBINDCOL,
/* SQL_API_SQLBINDPARAM */
SQL_API_SQLCANCEL,
SQL_API_SQLCLOSECURSOR,
SQL_API_SQLCOLATTRIBUTE,
SQL_API_SQLCOLUMNS,
SQL_API_SQLCONNECT,
SQL_API_SQLCOPYDESC,
SQL_API_SQLDATASOURCES,
SQL_API_SQLDESCRIBECOL,
SQL_API_SQLDISCONNECT,
SQL_API_SQLENDTRAN,
SQL_API_SQLERROR,
SQL_API_SQLEXECDIRECT,
SQL_API_SQLEXECUTE,
SQL_API_SQLFETCH,
SQL_API_SQLFETCHSCROLL,
SQL_API_SQLFREECONNECT,
SQL_API_SQLFREEENV,
SQL_API_SQLFREEHANDLE,
SQL_API_SQLFREESTMT,
SQL_API_SQLGETCONNECTATTR,
SQL_API_SQLGETCONNECTOPTION,
SQL_API_SQLGETCURSORNAME,
SQL_API_SQLGETDATA,
SQL_API_SQLGETDESCFIELD,
SQL_API_SQLGETDESCREC,
SQL_API_SQLGETDIAGFIELD,
SQL_API_SQLGETDIAGREC,
SQL_API_SQLGETENVATTR,
SQL_API_SQLGETFUNCTIONS,
SQL_API_SQLGETINFO,
SQL_API_SQLGETSTMTATTR,
SQL_API_SQLGETSTMTOPTION,
SQL_API_SQLGETTYPEINFO,
SQL_API_SQLNUMRESULTCOLS,
SQL_API_SQLPARAMDATA,
SQL_API_SQLPREPARE,
SQL_API_SQLPUTDATA,
SQL_API_SQLROWCOUNT,
SQL_API_SQLSETCONNECTATTR,
SQL_API_SQLSETCONNECTOPTION,
SQL_API_SQLSETCURSORNAME,
SQL_API_SQLSETDESCFIELD,
SQL_API_SQLSETDESCREC,
SQL_API_SQLSETENVATTR,
SQL_API_SQLSETPARAM,
SQL_API_SQLSETSTMTATTR,
SQL_API_SQLSETSTMTOPTION,
SQL_API_SQLSPECIALCOLUMNS,
SQL_API_SQLSTATISTICS,
SQL_API_SQLTABLES,
SQL_API_SQLTRANSACT,
/* SQL_API_SQLALLOCHANDLESTD */
SQL_API_SQLBULKOPERATIONS,
SQL_API_SQLBINDPARAMETER,
SQL_API_SQLBROWSECONNECT,
SQL_API_SQLCOLATTRIBUTES,
SQL_API_SQLCOLUMNPRIVILEGES ,
SQL_API_SQLDESCRIBEPARAM,
SQL_API_SQLDRIVERCONNECT,
SQL_API_SQLDRIVERS,
SQL_API_SQLEXTENDEDFETCH,
SQL_API_SQLFOREIGNKEYS,
SQL_API_SQLMORERESULTS,
SQL_API_SQLNATIVESQL,
SQL_API_SQLNUMPARAMS,
SQL_API_SQLPARAMOPTIONS,
SQL_API_SQLPRIMARYKEYS,
SQL_API_SQLPROCEDURECOLUMNS,
SQL_API_SQLPROCEDURES,
SQL_API_SQLSETPOS,
SQL_API_SQLSETSCROLLOPTIONS,
SQL_API_SQLTABLEPRIVILEGES
};
/**
Get information on which functions are supported by the driver.
@param[in] hdbc Handle of database connection
@param[in] fFunction Function to check, @c SQL_API_ODBC3_ALL_FUNCTIONS,
or @c SQL_API_ALL_FUNCTIONS
@param[out] pfExists Pointer to either one @c SQLUSMALLINT or an array
of SQLUSMALLINT for returning results
@since ODBC 1.0
@since ISO SQL 92
*/
SQLRETURN SQL_API SQLGetFunctions(SQLHDBC hdbc __attribute__((unused)),
SQLUSMALLINT fFunction,
SQLUSMALLINT *pfExists)
{
SQLUSMALLINT index, myodbc_func_size;
myodbc_func_size= sizeof(myodbc3_functions) / sizeof(myodbc3_functions[0]);
if (fFunction == SQL_API_ODBC3_ALL_FUNCTIONS)
{
/* Clear and set bits in the 4000 bit vector */
memset(pfExists, 0,
sizeof(SQLUSMALLINT) * SQL_API_ODBC3_ALL_FUNCTIONS_SIZE);
for (index= 0; index < myodbc_func_size; index++)
{
SQLUSMALLINT id= myodbc3_functions[index];
pfExists[id >> 4]|= (1 << (id & 0x000F));
}
return SQL_SUCCESS;
}
if (fFunction == SQL_API_ALL_FUNCTIONS)
{
/* Clear and set elements in the SQLUSMALLINT 100 element array */
memset(pfExists, 0, sizeof(SQLUSMALLINT) * 100);
for (index= 0; index < myodbc_func_size; index++)
{
if (myodbc3_functions[index] < 100)
pfExists[myodbc3_functions[index]]= SQL_TRUE;
}
return SQL_SUCCESS;
}
*pfExists= SQL_FALSE;
for (index= 0; index < myodbc_func_size; index++)
{
if (myodbc3_functions[index] == fFunction)
{
*pfExists= SQL_TRUE;
break;
}
}
return SQL_SUCCESS;
}
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