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#ifndef __SQLITE_DATAFRAME__
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#ifndef __SQLITE_DATAFRAME__
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#define __SQLITE_DATAFRAME__
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#define __SQLITE_DATAFRAME__
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#define WORKSPACE_COLUMNS 6
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#define WORKSPACE_COLUMNS 6
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#ifndef WIN32
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#define MAX_ATTACHED 30     /* 31 including workspace.db */
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#define MAX_ATTACHED 30     /* 31 including workspace.db */
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#else
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#define MAX_ATTACHED 10     /* set to 10 until I have recompiled it to 30 */
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#endif
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/* utilities for checking characteristics of arg */
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/* utilities for checking characteristics of arg */
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int _is_r_sym(char *sym);
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int _is_r_sym(char *sym);
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int _file_exists(char *filename);
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int _file_exists(char *filename);
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int _sdf_exists2(char *iname);
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int _sdf_exists2(char *iname);
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/* global buffer (g_sql_buf) utilities */
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/* global buffer (g_sql_buf) utilities */
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int _expand_buf(int i, int size);  /* expand ith buf if size > buf[i].size */
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int _expand_buf(int i, int size);  /* expand ith buf if size > buf[i].size */
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/* sqlite.vector utilities */
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SEXP sdf_get_variable(SEXP sdf, SEXP name);
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SEXP sdf_detach_sdf(SEXP internal_name);
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/* workspace utilities */
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/* workspace utilities */
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int _prepare_attach2();  /* prepare workspace before attaching a sqlite db */
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int _prepare_attach2();  /* prepare workspace before attaching a sqlite db */
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/* misc utilities */
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/* misc utilities */
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char *_r2iname(char *internal_name, char *filename);
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char *_r2iname(char *internal_name, char *filename);
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extern sqlite3 *g_workspace;
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extern sqlite3 *g_workspace;
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extern char *g_sql_buf[NBUFS];
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extern char *g_sql_buf[NBUFS];
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extern int g_sql_buf_sz[NBUFS];
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extern int g_sql_buf_sz[NBUFS];
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#endif
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#endif
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/* top level functions */
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/* sqlite_workspace.c */
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SEXP sdf_init_workspace();
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SEXP sdf_finalize_workspace();
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SEXP sdf_list_sdfs(SEXP pattern);
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SEXP sdf_get_sdf(SEXP name);
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SEXP sdf_attach_sdf(SEXP filename, SEXP internal_name);
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SEXP sdf_detach_sdf(SEXP internal_name);
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SEXP sdf_rename_sdf(SEXP sdf, SEXP name);
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/* sqlite_dataframe.c */
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SEXP sdf_create_sdf(SEXP df, SEXP name);
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SEXP sdf_get_names(SEXP sdf);
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SEXP sdf_get_length(SEXP sdf);
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SEXP sdf_get_row_count(SEXP sdf);
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SEXP sdf_import_table(SEXP _filename, SEXP _name, SEXP _sep, SEXP _quote,
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        SEXP _rownames, SEXP _colnames);
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SEXP sdf_get_index(SEXP sdf, SEXP row, SEXP col);
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SEXP sdf_rbind(SEXP sdf, SEXP data);
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SEXP sdf_get_iname(SEXP sdf);
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/* sqlite_vector.c */
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SEXP sdf_get_variable(SEXP sdf, SEXP name);
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SEXP sdf_get_variable_length(SEXP svec);
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SEXP sdf_get_variable_index(SEXP svec, SEXP idx);
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/* SEXP sdf_set_variable_index(SEXP svec, SEXP idx, SEXP value); */
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SEXP sdf_variable_summary(SEXP svec, SEXP maxsum);
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SEXP sdf_do_variable_math(SEXP func, SEXP vector, SEXP other_args);
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SEXP sdf_do_variable_op(SEXP func, SEXP vector, SEXP op2, SEXP arg_reversed);
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SEXP sdf_do_variable_summary(SEXP func, SEXP vector, SEXP na_rm);
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SEXP sdf_sort_variable(SEXP svec, SEXP decreasing);
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/* sqlite_external.c */
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SEXP sdf_import_sqlite_table(SEXP _dbfilename, SEXP _tblname, SEXP _sdfiname);
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/* sqlite_matrix.c */
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SEXP sdf_as_matrix(SEXP sdf, SEXP name);
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#endif
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#endif